shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-06 10:58:48 +09:00
Code Issues Packages Projects Releases Wiki Activity

Merge 41410965c3 ("Merge tag 'pci-v6.1-fixes-1' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci") into android-mainline

Browse Source 
Steps on the way to 6.1-rc1

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ieb81934101707565f273f63e998714a8b3bd2ba9
This commit is contained in:
Greg Kroah-Hartman
2022-10-25 15:47:32 +02:00
parent 31142e1843 41410965c3
commit ff19fc9043
49 changed files with 262 additions and 450 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
arch/alpha/kernel/core_marvel.c
View File

@@ -803,7 +803,7 @@ void __iomem *marvel_ioportmap (unsigned long addr)
return (void __iomem *)addr;
}
unsigned u8
u8
marvel_ioread8(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;

1
arch/um/drivers/chan.h
View File

@@ -36,7 +36,6 @@ extern int console_write_chan(struct chan *chan, const char *buf,
int len);
extern int console_open_chan(struct line *line, struct console *co);
extern void deactivate_chan(struct chan *chan, int irq);
extern void reactivate_chan(struct chan *chan, int irq);
extern void chan_enable_winch(struct chan *chan, struct tty_port *port);
extern int enable_chan(struct line *line);
extern void close_chan(struct line *line);

9
arch/um/drivers/mconsole_kern.c
View File

@@ -283,7 +283,7 @@ struct unplugged_pages {
};
static DEFINE_MUTEX(plug_mem_mutex);
static unsigned long long unplugged_pages_count = 0;
static unsigned long long unplugged_pages_count;
static LIST_HEAD(unplugged_pages);
static int unplug_index = UNPLUGGED_PER_PAGE;
@@ -846,13 +846,12 @@ static int notify_panic(struct notifier_block *self, unsigned long unused1,
mconsole_notify(notify_socket, MCONSOLE_PANIC, message,
strlen(message) + 1);
return 0;
return NOTIFY_DONE;
}
static struct notifier_block panic_exit_notifier = {
.notifier_call = notify_panic,
.next = NULL,
.priority = 1
.notifier_call = notify_panic,
.priority = INT_MAX, /* run as soon as possible */
};
static int add_notifier(void)

2
arch/um/drivers/mmapper_kern.c
View File

@@ -122,7 +122,7 @@ static int __init mmapper_init(void)
return 0;
}
static void mmapper_exit(void)
static void __exit mmapper_exit(void)
{
misc_deregister(&mmapper_dev);
}

2
arch/um/drivers/net_kern.c
View File

@@ -265,7 +265,7 @@ static void uml_net_poll_controller(struct net_device *dev)
static void uml_net_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
strlcpy(info->driver, DRIVER_NAME, sizeof(info->driver));
strscpy(info->driver, DRIVER_NAME, sizeof(info->driver));
}
static const struct ethtool_ops uml_net_ethtool_ops = {

2
arch/um/drivers/ssl.c
View File

@@ -106,7 +106,7 @@ static const struct tty_operations ssl_ops = {
/* Changed by ssl_init and referenced by ssl_exit, which are both serialized
* by being an initcall and exitcall, respectively.
*/
static int ssl_init_done = 0;
static int ssl_init_done;
static void ssl_console_write(struct console *c, const char *string,
unsigned len)

2
arch/um/drivers/stdio_console.c
View File

@@ -88,7 +88,7 @@ static int con_remove(int n, char **error_out)
}
/* Set in an initcall, checked in an exitcall */
static int con_init_done = 0;
static int con_init_done;
static int con_install(struct tty_driver *driver, struct tty_struct *tty)
{

2
arch/um/drivers/ubd_kern.c
View File

@@ -1555,7 +1555,7 @@ static void do_io(struct io_thread_req *req, struct io_desc *desc)
int kernel_fd = -1;
/* Only changed by the io thread. XXX: currently unused. */
static int io_count = 0;
static int io_count;
int io_thread(void *arg)
{

2
arch/um/drivers/vector_kern.c
View File

@@ -1372,7 +1372,7 @@ static void vector_net_poll_controller(struct net_device *dev)
static void vector_net_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
strlcpy(info->driver, DRIVER_NAME, sizeof(info->driver));
strscpy(info->driver, DRIVER_NAME, sizeof(info->driver));
}
static int vector_net_load_bpf_flash(struct net_device *dev,

4
arch/um/drivers/virt-pci.c
View File

@@ -857,7 +857,7 @@ void *pci_root_bus_fwnode(struct pci_bus *bus)
return um_pci_fwnode;
}
static int um_pci_init(void)
static int __init um_pci_init(void)
{
int err, i;
@@ -940,7 +940,7 @@ free:
}
module_init(um_pci_init);
static void um_pci_exit(void)
static void __exit um_pci_exit(void)
{
unregister_virtio_driver(&um_pci_virtio_driver);
irq_domain_remove(um_pci_msi_domain);

69
arch/um/drivers/virtio_uml.c
View File

@@ -374,45 +374,48 @@ static irqreturn_t vu_req_read_message(struct virtio_uml_device *vu_dev,
u8 extra_payload[512];
} msg;
int rc;
irqreturn_t irq_rc = IRQ_NONE;
rc = vhost_user_recv_req(vu_dev, &msg.msg,
sizeof(msg.msg.payload) +
sizeof(msg.extra_payload));
while (1) {
rc = vhost_user_recv_req(vu_dev, &msg.msg,
sizeof(msg.msg.payload) +
sizeof(msg.extra_payload));
if (rc)
break;
vu_dev->recv_rc = rc;
if (rc)
return IRQ_NONE;
switch (msg.msg.header.request) {
case VHOST_USER_SLAVE_CONFIG_CHANGE_MSG:
vu_dev->config_changed_irq = true;
response = 0;
break;
case VHOST_USER_SLAVE_VRING_CALL:
virtio_device_for_each_vq((&vu_dev->vdev), vq) {
if (vq->index == msg.msg.payload.vring_state.index) {
response = 0;
vu_dev->vq_irq_vq_map |= BIT_ULL(vq->index);
break;
switch (msg.msg.header.request) {
case VHOST_USER_SLAVE_CONFIG_CHANGE_MSG:
vu_dev->config_changed_irq = true;
response = 0;
break;
case VHOST_USER_SLAVE_VRING_CALL:
virtio_device_for_each_vq((&vu_dev->vdev), vq) {
if (vq->index == msg.msg.payload.vring_state.index) {
response = 0;
vu_dev->vq_irq_vq_map |= BIT_ULL(vq->index);
break;
}
}
break;
case VHOST_USER_SLAVE_IOTLB_MSG:
/* not supported - VIRTIO_F_ACCESS_PLATFORM */
case VHOST_USER_SLAVE_VRING_HOST_NOTIFIER_MSG:
/* not supported - VHOST_USER_PROTOCOL_F_HOST_NOTIFIER */
default:
vu_err(vu_dev, "unexpected slave request %d\n",
msg.msg.header.request);
}
break;
case VHOST_USER_SLAVE_IOTLB_MSG:
/* not supported - VIRTIO_F_ACCESS_PLATFORM */
case VHOST_USER_SLAVE_VRING_HOST_NOTIFIER_MSG:
/* not supported - VHOST_USER_PROTOCOL_F_HOST_NOTIFIER */
default:
vu_err(vu_dev, "unexpected slave request %d\n",
msg.msg.header.request);
}
if (ev && !vu_dev->suspended)
time_travel_add_irq_event(ev);
if (ev && !vu_dev->suspended)
time_travel_add_irq_event(ev);
if (msg.msg.header.flags & VHOST_USER_FLAG_NEED_REPLY)
vhost_user_reply(vu_dev, &msg.msg, response);
return IRQ_HANDLED;
if (msg.msg.header.flags & VHOST_USER_FLAG_NEED_REPLY)
vhost_user_reply(vu_dev, &msg.msg, response);
irq_rc = IRQ_HANDLED;
};
/* mask EAGAIN as we try non-blocking read until socket is empty */
vu_dev->recv_rc = (rc == -EAGAIN) ? 0 : rc;
return irq_rc;
}
static irqreturn_t vu_req_interrupt(int irq, void *data)

2
arch/um/kernel/physmem.c
View File

@@ -169,7 +169,7 @@ __uml_setup("iomem=", parse_iomem,
);
/*
* This list is constructed in parse_iomem and addresses filled in in
* This list is constructed in parse_iomem and addresses filled in
* setup_iomem, both of which run during early boot. Afterwards, it's
* unchanged.
*/

14
arch/um/kernel/um_arch.c
View File

@@ -96,7 +96,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
static void *c_start(struct seq_file *m, loff_t *pos)
{
return *pos < NR_CPUS ? cpu_data + *pos : NULL;
return *pos < nr_cpu_ids ? cpu_data + *pos : NULL;
}
static void *c_next(struct seq_file *m, void *v, loff_t *pos)
@@ -132,7 +132,7 @@ static int have_root __initdata;
static int have_console __initdata;
/* Set in uml_mem_setup and modified in linux_main */
long long physmem_size = 32 * 1024 * 1024;
long long physmem_size = 64 * 1024 * 1024;
EXPORT_SYMBOL(physmem_size);
static const char *usage_string =
@@ -247,13 +247,13 @@ static int panic_exit(struct notifier_block *self, unsigned long unused1,
bust_spinlocks(0);
uml_exitcode = 1;
os_dump_core();
return 0;
return NOTIFY_DONE;
}
static struct notifier_block panic_exit_notifier = {
.notifier_call = panic_exit,
.next = NULL,
.priority = 0
.notifier_call = panic_exit,
.priority = INT_MAX - 1, /* run as 2nd notifier, won't return */
};
void uml_finishsetup(void)
@@ -416,7 +416,7 @@ void __init setup_arch(char **cmdline_p)
read_initrd();
paging_init();
strlcpy(boot_command_line, command_line, COMMAND_LINE_SIZE);
strscpy(boot_command_line, command_line, COMMAND_LINE_SIZE);
*cmdline_p = command_line;
setup_hostinfo(host_info, sizeof host_info);

2
arch/um/kernel/umid.c
View File

@@ -9,7 +9,7 @@
#include <os.h>
/* Changed by set_umid_arg */
static int umid_inited = 0;
static int umid_inited;
static int __init set_umid_arg(char *name, int *add)
{

4
drivers/dax/hmem/device.c
View File

@@ -48,7 +48,7 @@ void hmem_register_device(int target_nid, struct resource *r)
rc = platform_device_add_data(pdev, &info, sizeof(info));
if (rc < 0) {
pr_err("hmem memregion_info allocation failure for %pr\n", &res);
goto out_pdev;
goto out_resource;
}
rc = platform_device_add_resources(pdev, &res, 1);
@@ -66,7 +66,7 @@ void hmem_register_device(int target_nid, struct resource *r)
return;
out_resource:
put_device(&pdev->dev);
platform_device_put(pdev);
out_pdev:
memregion_free(id);
}

6
drivers/dax/super.c
View File

@@ -363,7 +363,7 @@ static void dax_free_inode(struct inode *inode)
{
struct dax_device *dax_dev = to_dax_dev(inode);
if (inode->i_rdev)
ida_simple_remove(&dax_minor_ida, iminor(inode));
ida_free(&dax_minor_ida, iminor(inode));
kmem_cache_free(dax_cache, dax_dev);
}
@@ -445,7 +445,7 @@ struct dax_device *alloc_dax(void *private, const struct dax_operations *ops)
if (WARN_ON_ONCE(ops && !ops->zero_page_range))
return ERR_PTR(-EINVAL);
minor = ida_simple_get(&dax_minor_ida, 0, MINORMASK+1, GFP_KERNEL);
minor = ida_alloc_max(&dax_minor_ida, MINORMASK, GFP_KERNEL);
if (minor < 0)
return ERR_PTR(-ENOMEM);
@@ -459,7 +459,7 @@ struct dax_device *alloc_dax(void *private, const struct dax_operations *ops)
return dax_dev;
err_dev:
ida_simple_remove(&dax_minor_ida, minor);
ida_free(&dax_minor_ida, minor);
return ERR_PTR(-ENOMEM);
}
EXPORT_SYMBOL_GPL(alloc_dax);

7
drivers/i3c/master.c
View File

@@ -1379,6 +1379,9 @@ static int i3c_master_reattach_i3c_dev(struct i3c_dev_desc *dev,
i3c_bus_set_addr_slot_status(&master->bus,
dev->info.dyn_addr,
I3C_ADDR_SLOT_I3C_DEV);
if (old_dyn_addr)
i3c_bus_set_addr_slot_status(&master->bus, old_dyn_addr,
I3C_ADDR_SLOT_FREE);
}
if (master->ops->reattach_i3c_dev) {
@@ -1908,10 +1911,6 @@ int i3c_master_add_i3c_dev_locked(struct i3c_master_controller *master,
i3c_master_free_i3c_dev(olddev);
}
ret = i3c_master_reattach_i3c_dev(newdev, old_dyn_addr);
if (ret)
goto err_detach_dev;
/*
* Depending on our previous state, the expected dynamic address might
* differ:

4
drivers/mtd/ubi/block.c
View File

@@ -409,7 +409,7 @@ int ubiblock_create(struct ubi_volume_info *vi)
ret = blk_mq_alloc_tag_set(&dev->tag_set);
if (ret) {
dev_err(disk_to_dev(dev->gd), "blk_mq_alloc_tag_set failed");
goto out_free_dev;;
goto out_free_dev;
}
@@ -441,7 +441,7 @@ int ubiblock_create(struct ubi_volume_info *vi)
/*
* Create one workqueue per volume (per registered block device).
* Rembember workqueues are cheap, they're not threads.
* Remember workqueues are cheap, they're not threads.
*/
dev->wq = alloc_workqueue("%s", 0, 0, gd->disk_name);
if (!dev->wq) {

14
drivers/mtd/ubi/build.c
View File

@@ -807,6 +807,7 @@ static int autoresize(struct ubi_device *ubi, int vol_id)
* @ubi_num: number to assign to the new UBI device
* @vid_hdr_offset: VID header offset
* @max_beb_per1024: maximum expected number of bad PEB per 1024 PEBs
* @disable_fm: whether disable fastmap
*
* This function attaches MTD device @mtd_dev to UBI and assign @ubi_num number
* to the newly created UBI device, unless @ubi_num is %UBI_DEV_NUM_AUTO, in
@@ -814,11 +815,15 @@ static int autoresize(struct ubi_device *ubi, int vol_id)
* automatically. Returns the new UBI device number in case of success and a
* negative error code in case of failure.
*
* If @disable_fm is true, ubi doesn't create new fastmap even the module param
* 'fm_autoconvert' is set, and existed old fastmap will be destroyed after
* doing full scanning.
*
* Note, the invocations of this function has to be serialized by the
* @ubi_devices_mutex.
*/
int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,
int vid_hdr_offset, int max_beb_per1024)
int vid_hdr_offset, int max_beb_per1024, bool disable_fm)
{
struct ubi_device *ubi;
int i, err;
@@ -921,7 +926,7 @@ int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,
UBI_FM_MIN_POOL_SIZE);
ubi->fm_wl_pool.max_size = ubi->fm_pool.max_size / 2;
ubi->fm_disabled = !fm_autoconvert;
ubi->fm_disabled = (!fm_autoconvert || disable_fm) ? 1 : 0;
if (fm_debug)
ubi_enable_dbg_chk_fastmap(ubi);
@@ -962,7 +967,7 @@ int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,
if (!ubi->fm_buf)
goto out_free;
#endif
err = ubi_attach(ubi, 0);
err = ubi_attach(ubi, disable_fm ? 1 : 0);
if (err) {
ubi_err(ubi, "failed to attach mtd%d, error %d",
mtd->index, err);
@@ -1242,7 +1247,8 @@ static int __init ubi_init(void)
mutex_lock(&ubi_devices_mutex);
err = ubi_attach_mtd_dev(mtd, p->ubi_num,
p->vid_hdr_offs, p->max_beb_per1024);
p->vid_hdr_offs, p->max_beb_per1024,
false);
mutex_unlock(&ubi_devices_mutex);
if (err < 0) {
pr_err("UBI error: cannot attach mtd%d\n",

4
drivers/mtd/ubi/cdev.c
View File

@@ -672,7 +672,7 @@ static int verify_rsvol_req(const struct ubi_device *ubi,
* @req: volumes re-name request
*
* This is a helper function for the volume re-name IOCTL which validates the
* the request, opens the volume and calls corresponding volumes management
* request, opens the volume and calls corresponding volumes management
* function. Returns zero in case of success and a negative error code in case
* of failure.
*/
@@ -1041,7 +1041,7 @@ static long ctrl_cdev_ioctl(struct file *file, unsigned int cmd,
*/
mutex_lock(&ubi_devices_mutex);
err = ubi_attach_mtd_dev(mtd, req.ubi_num, req.vid_hdr_offset,
req.max_beb_per1024);
req.max_beb_per1024, !!req.disable_fm);
mutex_unlock(&ubi_devices_mutex);
if (err < 0)
put_mtd_device(mtd);

2
drivers/mtd/ubi/eba.c
View File

@@ -377,7 +377,7 @@ static int leb_write_lock(struct ubi_device *ubi, int vol_id, int lnum)
*
* This function locks a logical eraseblock for writing if there is no
* contention and does nothing if there is contention. Returns %0 in case of
* success, %1 in case of contention, and and a negative error code in case of
* success, %1 in case of contention, and a negative error code in case of
* failure.
*/
static int leb_write_trylock(struct ubi_device *ubi, int vol_id, int lnum)

10
drivers/mtd/ubi/fastmap.c
View File

@@ -20,8 +20,7 @@ static inline unsigned long *init_seen(struct ubi_device *ubi)
if (!ubi_dbg_chk_fastmap(ubi))
return NULL;
ret = kcalloc(BITS_TO_LONGS(ubi->peb_count), sizeof(unsigned long),
GFP_KERNEL);
ret = bitmap_zalloc(ubi->peb_count, GFP_KERNEL);
if (!ret)
return ERR_PTR(-ENOMEM);
@@ -34,7 +33,7 @@ static inline unsigned long *init_seen(struct ubi_device *ubi)
*/
static inline void free_seen(unsigned long *seen)
{
kfree(seen);
bitmap_free(seen);
}
/**
@@ -1108,8 +1107,7 @@ int ubi_fastmap_init_checkmap(struct ubi_volume *vol, int leb_count)
if (!ubi->fast_attach)
return 0;
vol->checkmap = kcalloc(BITS_TO_LONGS(leb_count), sizeof(unsigned long),
GFP_KERNEL);
vol->checkmap = bitmap_zalloc(leb_count, GFP_KERNEL);
if (!vol->checkmap)
return -ENOMEM;
@@ -1118,7 +1116,7 @@ int ubi_fastmap_init_checkmap(struct ubi_volume *vol, int leb_count)
void ubi_fastmap_destroy_checkmap(struct ubi_volume *vol)
{
kfree(vol->checkmap);
bitmap_free(vol->checkmap);
}
/**

2
drivers/mtd/ubi/io.c
View File

@@ -1147,7 +1147,7 @@ fail:
* @ubi: UBI device description object
* @pnum: the physical eraseblock number to check
*
* This function returns zero if the erase counter header is all right and and
* This function returns zero if the erase counter header is all right and
* a negative error code if not or if an error occurred.
*/
static int self_check_peb_ec_hdr(const struct ubi_device *ubi, int pnum)

2
drivers/mtd/ubi/ubi-media.h
View File

@@ -131,7 +131,7 @@ enum {
* is changed radically. This field is duplicated in the volume identifier
* header.
*
* The @vid_hdr_offset and @data_offset fields contain the offset of the the
* The @vid_hdr_offset and @data_offset fields contain the offset of the
* volume identifier header and user data, relative to the beginning of the
* physical eraseblock. These values have to be the same for all physical
* eraseblocks.

9
drivers/mtd/ubi/ubi.h
View File

@@ -86,7 +86,7 @@ void ubi_err(const struct ubi_device *ubi, const char *fmt, ...);
* Error codes returned by the I/O sub-system.
*
* UBI_IO_FF: the read region of flash contains only 0xFFs
* UBI_IO_FF_BITFLIPS: the same as %UBI_IO_FF, but also also there was a data
* UBI_IO_FF_BITFLIPS: the same as %UBI_IO_FF, but also there was a data
* integrity error reported by the MTD driver
* (uncorrectable ECC error in case of NAND)
* UBI_IO_BAD_HDR: the EC or VID header is corrupted (bad magic or CRC)
@@ -281,7 +281,7 @@ struct ubi_eba_leb_desc {
/**
* struct ubi_volume - UBI volume description data structure.
* @dev: device object to make use of the the Linux device model
* @dev: device object to make use of the Linux device model
* @cdev: character device object to create character device
* @ubi: reference to the UBI device description object
* @vol_id: volume ID
@@ -439,7 +439,7 @@ struct ubi_debug_info {
/**
* struct ubi_device - UBI device description structure
* @dev: UBI device object to use the the Linux device model
* @dev: UBI device object to use the Linux device model
* @cdev: character device object to create character device
* @ubi_num: UBI device number
* @ubi_name: UBI device name
@@ -937,7 +937,8 @@ int ubi_io_write_vid_hdr(struct ubi_device *ubi, int pnum,
/* build.c */
int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,
int vid_hdr_offset, int max_beb_per1024);
int vid_hdr_offset, int max_beb_per1024,
bool disable_fm);
int ubi_detach_mtd_dev(int ubi_num, int anyway);
struct ubi_device *ubi_get_device(int ubi_num);
void ubi_put_device(struct ubi_device *ubi);

4
drivers/mtd/ubi/vmt.c
View File

@@ -623,7 +623,7 @@ void ubi_free_volume(struct ubi_device *ubi, struct ubi_volume *vol)
* @ubi: UBI device description object
* @vol_id: volume ID
*
* Returns zero if volume is all right and a a negative error code if not.
* Returns zero if volume is all right and a negative error code if not.
*/
static int self_check_volume(struct ubi_device *ubi, int vol_id)
{
@@ -776,7 +776,7 @@ fail:
* self_check_volumes - check information about all volumes.
* @ubi: UBI device description object
*
* Returns zero if volumes are all right and a a negative error code if not.
* Returns zero if volumes are all right and a negative error code if not.
*/
static int self_check_volumes(struct ubi_device *ubi)
{

8
drivers/mtd/ubi/wl.c
View File

@@ -376,7 +376,7 @@ static struct ubi_wl_entry *find_mean_wl_entry(struct ubi_device *ubi,
* refill_wl_user_pool().
* @ubi: UBI device description object
*
* This function returns a a wear leveling entry in case of success and
* This function returns a wear leveling entry in case of success and
* NULL in case of failure.
*/
static struct ubi_wl_entry *wl_get_wle(struct ubi_device *ubi)
@@ -429,7 +429,7 @@ static int prot_queue_del(struct ubi_device *ubi, int pnum)
/**
* sync_erase - synchronously erase a physical eraseblock.
* @ubi: UBI device description object
* @e: the the physical eraseblock to erase
* @e: the physical eraseblock to erase
* @torture: if the physical eraseblock has to be tortured
*
* This function returns zero in case of success and a negative error code in
@@ -1016,7 +1016,7 @@ static int ensure_wear_leveling(struct ubi_device *ubi, int nested)
/*
* If the ubi->scrub tree is not empty, scrubbing is needed, and the
* the WL worker has to be scheduled anyway.
* WL worker has to be scheduled anyway.
*/
if (!ubi->scrub.rb_node) {
#ifdef CONFIG_MTD_UBI_FASTMAP
@@ -1464,7 +1464,7 @@ static bool scrub_possible(struct ubi_device *ubi, struct ubi_wl_entry *e)
* ubi_bitflip_check - Check an eraseblock for bitflips and scrub it if needed.
* @ubi: UBI device description object
* @pnum: the physical eraseblock to schedule
* @force: dont't read the block, assume bitflips happened and take action.
* @force: don't read the block, assume bitflips happened and take action.
*
* This function reads the given eraseblock and checks if bitflips occured.
* In case of bitflips, the eraseblock is scheduled for scrubbing.

24
drivers/nvdimm/namespace_devs.c
View File

@@ -170,15 +170,12 @@ EXPORT_SYMBOL(nvdimm_namespace_disk_name);
const uuid_t *nd_dev_to_uuid(struct device *dev)
{
if (!dev)
return &uuid_null;
if (is_namespace_pmem(dev)) {
if (dev && is_namespace_pmem(dev)) {
struct nd_namespace_pmem *nspm = to_nd_namespace_pmem(dev);
return nspm->uuid;
} else
return &uuid_null;
}
return &uuid_null;
}
EXPORT_SYMBOL(nd_dev_to_uuid);
@@ -388,7 +385,7 @@ static resource_size_t init_dpa_allocation(struct nd_label_id *label_id,
*
* BLK-space is valid as long as it does not precede a PMEM
* allocation in a given region. PMEM-space must be contiguous
* and adjacent to an existing existing allocation (if one
* and adjacent to an existing allocation (if one
* exists). If reserving PMEM any space is valid.
*/
static void space_valid(struct nd_region *nd_region, struct nvdimm_drvdata *ndd,
@@ -839,7 +836,6 @@ static ssize_t size_store(struct device *dev,
{
struct nd_region *nd_region = to_nd_region(dev->parent);
unsigned long long val;
uuid_t **uuid = NULL;
int rc;
rc = kstrtoull(buf, 0, &val);
@@ -853,16 +849,12 @@ static ssize_t size_store(struct device *dev,
if (rc >= 0)
rc = nd_namespace_label_update(nd_region, dev);
if (is_namespace_pmem(dev)) {
/* setting size zero == 'delete namespace' */
if (rc == 0 && val == 0 && is_namespace_pmem(dev)) {
struct nd_namespace_pmem *nspm = to_nd_namespace_pmem(dev);
uuid = &nspm->uuid;
}
if (rc == 0 && val == 0 && uuid) {
/* setting size zero == 'delete namespace' */
kfree(*uuid);
*uuid = NULL;
kfree(nspm->uuid);
nspm->uuid = NULL;
}
dev_dbg(dev, "%llx %s (%d)\n", val, rc < 0 ? "fail" : "success", rc);

10
drivers/nvdimm/region_devs.c
View File

@@ -509,16 +509,13 @@ static ssize_t align_store(struct device *dev,
{
struct nd_region *nd_region = to_nd_region(dev);
unsigned long val, dpa;
u32 remainder;
u32 mappings, remainder;
int rc;
rc = kstrtoul(buf, 0, &val);
if (rc)
return rc;
if (!nd_region->ndr_mappings)
return -ENXIO;
/*
* Ensure space-align is evenly divisible by the region
* interleave-width because the kernel typically has no facility
@@ -526,7 +523,8 @@ static ssize_t align_store(struct device *dev,
* contribute to the tail capacity in system-physical-address
* space for the namespace.
*/
dpa = div_u64_rem(val, nd_region->ndr_mappings, &remainder);
mappings = max_t(u32, 1, nd_region->ndr_mappings);
dpa = div_u64_rem(val, mappings, &remainder);
if (!is_power_of_2(dpa) || dpa < PAGE_SIZE
|| val > region_size(nd_region) || remainder)
return -EINVAL;
@@ -1096,7 +1094,7 @@ int nvdimm_flush(struct nd_region *nd_region, struct bio *bio)
return rc;
}
/**
* nvdimm_flush - flush any posted write queues between the cpu and pmem media
* generic_nvdimm_flush() - flush any posted write queues between the cpu and pmem media
* @nd_region: interleaved pmem region
*/
int generic_nvdimm_flush(struct nd_region *nd_region)

2
drivers/nvdimm/security.c
View File

@@ -408,7 +408,7 @@ static int security_overwrite(struct nvdimm *nvdimm, unsigned int keyid)
return rc;
}
void __nvdimm_security_overwrite_query(struct nvdimm *nvdimm)
static void __nvdimm_security_overwrite_query(struct nvdimm *nvdimm)
{
struct nvdimm_bus *nvdimm_bus = walk_to_nvdimm_bus(&nvdimm->dev);
int rc;

62
drivers/pci/setup-bus.c
View File

@@ -1768,10 +1768,7 @@ static void adjust_bridge_window(struct pci_dev *bridge, struct resource *res,
}
res->end = res->start + new_size - 1;
/* If the resource is part of the add_list remove it now */
if (add_list)
remove_from_list(add_list, res);
remove_from_list(add_list, res);
}
static void pci_bus_distribute_available_resources(struct pci_bus *bus,
@@ -1926,8 +1923,6 @@ static void pci_bridge_distribute_available_resources(struct pci_dev *bridge,
if (!bridge->is_hotplug_bridge)
return;
pci_dbg(bridge, "distributing available resources\n");
/* Take the initial extra resources from the hotplug port */
available_io = bridge->resource[PCI_BRIDGE_IO_WINDOW];
available_mmio = bridge->resource[PCI_BRIDGE_MEM_WINDOW];
@@ -1939,59 +1934,6 @@ static void pci_bridge_distribute_available_resources(struct pci_dev *bridge,
available_mmio_pref);
}
static bool pci_bridge_resources_not_assigned(struct pci_dev *dev)
{
const struct resource *r;
/*
* Check the child device's resources and if they are not yet
* assigned it means we are configuring them (not the boot
* firmware) so we should be able to extend the upstream
* bridge's (that's the hotplug downstream PCIe port) resources
* in the same way we do with the normal hotplug case.
*/
r = &dev->resource[PCI_BRIDGE_IO_WINDOW];
if (!r->flags || !(r->flags & IORESOURCE_STARTALIGN))
return false;
r = &dev->resource[PCI_BRIDGE_MEM_WINDOW];
if (!r->flags || !(r->flags & IORESOURCE_STARTALIGN))
return false;
r = &dev->resource[PCI_BRIDGE_PREF_MEM_WINDOW];
if (!r->flags || !(r->flags & IORESOURCE_STARTALIGN))
return false;
return true;
}
static void pci_root_bus_distribute_available_resources(struct pci_bus *bus,
struct list_head *add_list)
{
struct pci_dev *dev, *bridge = bus->self;
for_each_pci_bridge(dev, bus) {
struct pci_bus *b;
b = dev->subordinate;
if (!b)
continue;
/*
* Need to check "bridge" here too because it is NULL
* in case of root bus.
*/
if (bridge && pci_bridge_resources_not_assigned(dev)) {
pci_bridge_distribute_available_resources(bridge, add_list);
/*
* There is only PCIe upstream port on the bus
* so we don't need to go futher.
*/
return;
}
pci_root_bus_distribute_available_resources(b, add_list);
}
}
/*
* First try will not touch PCI bridge res.
* Second and later try will clear small leaf bridge res.
@@ -2031,8 +1973,6 @@ again:
*/
__pci_bus_size_bridges(bus, add_list);
pci_root_bus_distribute_available_resources(bus, add_list);
/* Depth last, allocate resources and update the hardware. */
__pci_bus_assign_resources(bus, add_list, &fail_head);
if (add_list)

1
drivers/rtc/Kconfig
View File

@@ -423,6 +423,7 @@ config RTC_DRV_ISL1208
config RTC_DRV_ISL12022
tristate "Intersil ISL12022"
select REGMAP_I2C
help
If you say yes here you get support for the
Intersil ISL12022 RTC chip.

29
drivers/rtc/rtc-cmos.c
View File

@@ -1352,10 +1352,10 @@ static void cmos_check_acpi_rtc_status(struct device *dev,
static int cmos_pnp_probe(struct pnp_dev *pnp, const struct pnp_device_id *id)
{
cmos_wake_setup(&pnp->dev);
int irq, ret;
if (pnp_port_start(pnp, 0) == 0x70 && !pnp_irq_valid(pnp, 0)) {
unsigned int irq = 0;
irq = 0;
#ifdef CONFIG_X86
/* Some machines contain a PNP entry for the RTC, but
* don't define the IRQ. It should always be safe to
@@ -1364,13 +1364,17 @@ static int cmos_pnp_probe(struct pnp_dev *pnp, const struct pnp_device_id *id)
if (nr_legacy_irqs())
irq = RTC_IRQ;
#endif
return cmos_do_probe(&pnp->dev,
pnp_get_resource(pnp, IORESOURCE_IO, 0), irq);
} else {
return cmos_do_probe(&pnp->dev,
pnp_get_resource(pnp, IORESOURCE_IO, 0),
pnp_irq(pnp, 0));
irq = pnp_irq(pnp, 0);
}
ret = cmos_do_probe(&pnp->dev, pnp_get_resource(pnp, IORESOURCE_IO, 0), irq);
if (ret)
return ret;
cmos_wake_setup(&pnp->dev);
return 0;
}
static void cmos_pnp_remove(struct pnp_dev *pnp)
@@ -1454,10 +1458,9 @@ static inline void cmos_of_init(struct platform_device *pdev) {}
static int __init cmos_platform_probe(struct platform_device *pdev)
{
struct resource *resource;
int irq;
int irq, ret;
cmos_of_init(pdev);
cmos_wake_setup(&pdev->dev);
if (RTC_IOMAPPED)
resource = platform_get_resource(pdev, IORESOURCE_IO, 0);
@@ -1467,7 +1470,13 @@ static int __init cmos_platform_probe(struct platform_device *pdev)
if (irq < 0)
irq = -1;
return cmos_do_probe(&pdev->dev, resource, irq);
ret = cmos_do_probe(&pdev->dev, resource, irq);
if (ret)
return ret;
cmos_wake_setup(&pdev->dev);
return 0;
}
static int cmos_platform_remove(struct platform_device *pdev)

2
drivers/rtc/rtc-ds1685.c
View File

@@ -132,7 +132,7 @@ ds1685_rtc_bin2bcd(struct ds1685_priv *rtc, u8 val, u8 bin_mask, u8 bcd_mask)
}
/**
* s1685_rtc_check_mday - check validity of the day of month.
* ds1685_rtc_check_mday - check validity of the day of month.
* @rtc: pointer to the ds1685 rtc structure.
* @mday: day of month.
*

11
drivers/rtc/rtc-gamecube.c
View File

@@ -265,18 +265,17 @@ static int gamecube_rtc_read_offset_from_sram(struct priv *d)
* SRAM address as on previous consoles.
*/
ret = regmap_read(d->regmap, RTC_SRAM_BIAS, &d->rtc_bias);
if (ret) {
pr_err("failed to get the RTC bias\n");
iounmap(hw_srnprot);
return -1;
}
/* Reset SRAM access to how it was before, our job here is done. */
if (old != 0x7bf)
iowrite32be(old, hw_srnprot);
iounmap(hw_srnprot);
return 0;
if (ret)
pr_err("failed to get the RTC bias\n");
return ret;
}
static const struct regmap_range rtc_rd_ranges[] = {

159
drivers/rtc/rtc-isl12022.c
View File

@@ -16,6 +16,7 @@
#include <linux/err.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/regmap.h>
/* ISL register offsets */
#define ISL12022_REG_SC 0x00
@@ -42,83 +43,32 @@ static struct i2c_driver isl12022_driver;
struct isl12022 {
struct rtc_device *rtc;
bool write_enabled; /* true if write enable is set */
struct regmap *regmap;
};
static int isl12022_read_regs(struct i2c_client *client, uint8_t reg,
uint8_t *data, size_t n)
{
struct i2c_msg msgs[] = {
{
.addr = client->addr,
.flags = 0,
.len = 1,
.buf = data
}, /* setup read ptr */
{
.addr = client->addr,
.flags = I2C_M_RD,
.len = n,
.buf = data
}
};
int ret;
data[0] = reg;
ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
if (ret != ARRAY_SIZE(msgs)) {
dev_err(&client->dev, "%s: read error, ret=%d\n",
__func__, ret);
return -EIO;
}
return 0;
}
static int isl12022_write_reg(struct i2c_client *client,
uint8_t reg, uint8_t val)
{
uint8_t data[2] = { reg, val };
int err;
err = i2c_master_send(client, data, sizeof(data));
if (err != sizeof(data)) {
dev_err(&client->dev,
"%s: err=%d addr=%02x, data=%02x\n",
__func__, err, data[0], data[1]);
return -EIO;
}
return 0;
}
/*
* In the routines that deal directly with the isl12022 hardware, we use
* rtc_time -- month 0-11, hour 0-23, yr = calendar year-epoch.
*/
static int isl12022_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
struct i2c_client *client = to_i2c_client(dev);
struct isl12022 *isl12022 = dev_get_drvdata(dev);
struct regmap *regmap = isl12022->regmap;
uint8_t buf[ISL12022_REG_INT + 1];
int ret;
ret = isl12022_read_regs(client, ISL12022_REG_SC, buf, sizeof(buf));
ret = regmap_bulk_read(regmap, ISL12022_REG_SC, buf, sizeof(buf));
if (ret)
return ret;
if (buf[ISL12022_REG_SR] & (ISL12022_SR_LBAT85 | ISL12022_SR_LBAT75)) {
dev_warn(&client->dev,
dev_warn(dev,
"voltage dropped below %u%%, "
"date and time is not reliable.\n",
buf[ISL12022_REG_SR] & ISL12022_SR_LBAT85 ? 85 : 75);
}
dev_dbg(&client->dev,
dev_dbg(dev,
"%s: raw data is sec=%02x, min=%02x, hr=%02x, "
"mday=%02x, mon=%02x, year=%02x, wday=%02x, "
"sr=%02x, int=%02x",
@@ -141,65 +91,25 @@ static int isl12022_rtc_read_time(struct device *dev, struct rtc_time *tm)
tm->tm_mon = bcd2bin(buf[ISL12022_REG_MO] & 0x1F) - 1;
tm->tm_year = bcd2bin(buf[ISL12022_REG_YR]) + 100;
dev_dbg(&client->dev, "%s: secs=%d, mins=%d, hours=%d, "
"mday=%d, mon=%d, year=%d, wday=%d\n",
__func__,
tm->tm_sec, tm->tm_min, tm->tm_hour,
tm->tm_mday, tm->tm_mon, tm->tm_year, tm->tm_wday);
dev_dbg(dev, "%s: %ptR\n", __func__, tm);
return 0;
}
static int isl12022_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
struct i2c_client *client = to_i2c_client(dev);
struct isl12022 *isl12022 = i2c_get_clientdata(client);
size_t i;
struct isl12022 *isl12022 = dev_get_drvdata(dev);
struct regmap *regmap = isl12022->regmap;
int ret;
uint8_t buf[ISL12022_REG_DW + 1];
dev_dbg(&client->dev, "%s: secs=%d, mins=%d, hours=%d, "
"mday=%d, mon=%d, year=%d, wday=%d\n",
__func__,
tm->tm_sec, tm->tm_min, tm->tm_hour,
tm->tm_mday, tm->tm_mon, tm->tm_year, tm->tm_wday);
dev_dbg(dev, "%s: %ptR\n", __func__, tm);
if (!isl12022->write_enabled) {
ret = isl12022_read_regs(client, ISL12022_REG_INT, buf, 1);
if (ret)
return ret;
/* Check if WRTC (write rtc enable) is set factory default is
* 0 (not set) */
if (!(buf[0] & ISL12022_INT_WRTC)) {
dev_info(&client->dev,
"init write enable and 24 hour format\n");
/* Set the write enable bit. */
ret = isl12022_write_reg(client,
ISL12022_REG_INT,
buf[0] | ISL12022_INT_WRTC);
if (ret)
return ret;
/* Write to any RTC register to start RTC, we use the
* HR register, setting the MIL bit to use the 24 hour
* format. */
ret = isl12022_read_regs(client, ISL12022_REG_HR,
buf, 1);
if (ret)
return ret;
ret = isl12022_write_reg(client,
ISL12022_REG_HR,
buf[0] | ISL12022_HR_MIL);
if (ret)
return ret;
}
isl12022->write_enabled = true;
}
/* Ensure the write enable bit is set. */
ret = regmap_update_bits(regmap, ISL12022_REG_INT,
ISL12022_INT_WRTC, ISL12022_INT_WRTC);
if (ret)
return ret;
/* hours, minutes and seconds */
buf[ISL12022_REG_SC] = bin2bcd(tm->tm_sec);
@@ -216,15 +126,8 @@ static int isl12022_rtc_set_time(struct device *dev, struct rtc_time *tm)
buf[ISL12022_REG_DW] = tm->tm_wday & 0x07;
/* write register's data */
for (i = 0; i < ARRAY_SIZE(buf); i++) {
ret = isl12022_write_reg(client, ISL12022_REG_SC + i,
buf[ISL12022_REG_SC + i]);
if (ret)
return -EIO;
}
return 0;
return regmap_bulk_write(isl12022->regmap, ISL12022_REG_SC,
buf, sizeof(buf));
}
static const struct rtc_class_ops isl12022_rtc_ops = {
@@ -232,6 +135,12 @@ static const struct rtc_class_ops isl12022_rtc_ops = {
.set_time = isl12022_rtc_set_time,
};
static const struct regmap_config regmap_config = {
.reg_bits = 8,
.val_bits = 8,
.use_single_write = true,
};
static int isl12022_probe(struct i2c_client *client)
{
struct isl12022 *isl12022;
@@ -243,13 +152,23 @@ static int isl12022_probe(struct i2c_client *client)
GFP_KERNEL);
if (!isl12022)
return -ENOMEM;
dev_set_drvdata(&client->dev, isl12022);
i2c_set_clientdata(client, isl12022);
isl12022->regmap = devm_regmap_init_i2c(client, &regmap_config);
if (IS_ERR(isl12022->regmap)) {
dev_err(&client->dev, "regmap allocation failed\n");
return PTR_ERR(isl12022->regmap);
}
isl12022->rtc = devm_rtc_device_register(&client->dev,
isl12022_driver.driver.name,
&isl12022_rtc_ops, THIS_MODULE);
return PTR_ERR_OR_ZERO(isl12022->rtc);
isl12022->rtc = devm_rtc_allocate_device(&client->dev);
if (IS_ERR(isl12022->rtc))
return PTR_ERR(isl12022->rtc);
isl12022->rtc->ops = &isl12022_rtc_ops;
isl12022->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000;
isl12022->rtc->range_max = RTC_TIMESTAMP_END_2099;
return devm_rtc_register_device(isl12022->rtc);
}
#ifdef CONFIG_OF

25
drivers/rtc/rtc-jz4740.c
View File

@@ -257,11 +257,6 @@ static void jz4740_rtc_power_off(void)
kernel_halt();
}
static void jz4740_rtc_clk_disable(void *data)
{
clk_disable_unprepare(data);
}
static const struct of_device_id jz4740_rtc_of_match[] = {
{ .compatible = "ingenic,jz4740-rtc", .data = (void *)ID_JZ4740 },
{ .compatible = "ingenic,jz4760-rtc", .data = (void *)ID_JZ4760 },
@@ -329,23 +324,9 @@ static int jz4740_rtc_probe(struct platform_device *pdev)
if (IS_ERR(rtc->base))
return PTR_ERR(rtc->base);
clk = devm_clk_get(dev, "rtc");
if (IS_ERR(clk)) {
dev_err(dev, "Failed to get RTC clock\n");
return PTR_ERR(clk);
}
ret = clk_prepare_enable(clk);
if (ret) {
dev_err(dev, "Failed to enable clock\n");
return ret;
}
ret = devm_add_action_or_reset(dev, jz4740_rtc_clk_disable, clk);
if (ret) {
dev_err(dev, "Failed to register devm action\n");
return ret;
}
clk = devm_clk_get_enabled(dev, "rtc");
if (IS_ERR(clk))
return dev_err_probe(dev, PTR_ERR(clk), "Failed to get RTC clock\n");
spin_lock_init(&rtc->lock);

26
drivers/rtc/rtc-mpfs.c
View File

@@ -193,23 +193,6 @@ static int mpfs_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
return 0;
}
static inline struct clk *mpfs_rtc_init_clk(struct device *dev)
{
struct clk *clk;
int ret;
clk = devm_clk_get(dev, "rtc");
if (IS_ERR(clk))
return clk;
ret = clk_prepare_enable(clk);
if (ret)
return ERR_PTR(ret);
devm_add_action_or_reset(dev, (void (*) (void *))clk_disable_unprepare, clk);
return clk;
}
static irqreturn_t mpfs_rtc_wakeup_irq_handler(int irq, void *dev)
{
struct mpfs_rtc_dev *rtcdev = dev;
@@ -233,7 +216,7 @@ static int mpfs_rtc_probe(struct platform_device *pdev)
{
struct mpfs_rtc_dev *rtcdev;
struct clk *clk;
u32 prescaler;
unsigned long prescaler;
int wakeup_irq, ret;
rtcdev = devm_kzalloc(&pdev->dev, sizeof(struct mpfs_rtc_dev), GFP_KERNEL);
@@ -251,7 +234,7 @@ static int mpfs_rtc_probe(struct platform_device *pdev)
/* range is capped by alarm max, lower reg is 31:0 & upper is 10:0 */
rtcdev->rtc->range_max = GENMASK_ULL(42, 0);
clk = mpfs_rtc_init_clk(&pdev->dev);
clk = devm_clk_get_enabled(&pdev->dev, "rtc");
if (IS_ERR(clk))
return PTR_ERR(clk);
@@ -275,14 +258,13 @@ static int mpfs_rtc_probe(struct platform_device *pdev)
/* prescaler hardware adds 1 to reg value */
prescaler = clk_get_rate(devm_clk_get(&pdev->dev, "rtcref")) - 1;
if (prescaler > MAX_PRESCALER_COUNT) {
dev_dbg(&pdev->dev, "invalid prescaler %d\n", prescaler);
dev_dbg(&pdev->dev, "invalid prescaler %lu\n", prescaler);
return -EINVAL;
}
writel(prescaler, rtcdev->base + PRESCALER_REG);
dev_info(&pdev->dev, "prescaler set to: 0x%X \r\n", prescaler);
dev_info(&pdev->dev, "prescaler set to: %lu\n", prescaler);
device_init_wakeup(&pdev->dev, true);
ret = dev_pm_set_wake_irq(&pdev->dev, wakeup_irq);

27
drivers/rtc/rtc-mxc.c
View File

@@ -291,14 +291,6 @@ static const struct rtc_class_ops mxc_rtc_ops = {
.alarm_irq_enable = mxc_rtc_alarm_irq_enable,
};
static void mxc_rtc_action(void *p)
{
struct rtc_plat_data *pdata = p;
clk_disable_unprepare(pdata->clk_ref);
clk_disable_unprepare(pdata->clk_ipg);
}
static int mxc_rtc_probe(struct platform_device *pdev)
{
struct rtc_device *rtc;
@@ -341,33 +333,18 @@ static int mxc_rtc_probe(struct platform_device *pdev)
rtc->range_max = (1 << 16) * 86400ULL - 1;
}
pdata->clk_ipg = devm_clk_get(&pdev->dev, "ipg");
pdata->clk_ipg = devm_clk_get_enabled(&pdev->dev, "ipg");
if (IS_ERR(pdata->clk_ipg)) {
dev_err(&pdev->dev, "unable to get ipg clock!\n");
return PTR_ERR(pdata->clk_ipg);
}
ret = clk_prepare_enable(pdata->clk_ipg);
if (ret)
return ret;
pdata->clk_ref = devm_clk_get(&pdev->dev, "ref");
pdata->clk_ref = devm_clk_get_enabled(&pdev->dev, "ref");
if (IS_ERR(pdata->clk_ref)) {
clk_disable_unprepare(pdata->clk_ipg);
dev_err(&pdev->dev, "unable to get ref clock!\n");
return PTR_ERR(pdata->clk_ref);
}
ret = clk_prepare_enable(pdata->clk_ref);
if (ret) {
clk_disable_unprepare(pdata->clk_ipg);
return ret;
}
ret = devm_add_action_or_reset(&pdev->dev, mxc_rtc_action, pdata);
if (ret)
return ret;
rate = clk_get_rate(pdata->clk_ref);
if (rate == 32768)

5
drivers/rtc/rtc-rv3028.c
View File

@@ -521,10 +521,9 @@ static int rv3028_param_get(struct device *dev, struct rtc_param *param)
{
struct rv3028_data *rv3028 = dev_get_drvdata(dev);
int ret;
u32 value;
switch(param->param) {
u32 value;
case RTC_PARAM_BACKUP_SWITCH_MODE:
ret = regmap_read(rv3028->regmap, RV3028_BACKUP, &value);
if (ret < 0)
@@ -554,9 +553,9 @@ static int rv3028_param_get(struct device *dev, struct rtc_param *param)
static int rv3028_param_set(struct device *dev, struct rtc_param *param)
{
struct rv3028_data *rv3028 = dev_get_drvdata(dev);
u8 mode;
switch(param->param) {
u8 mode;
case RTC_PARAM_BACKUP_SWITCH_MODE:
switch (param->uvalue) {
case RTC_BSM_DISABLED:

2
drivers/rtc/rtc-stmp3xxx.c
View File

@@ -107,6 +107,8 @@ static void stmp3xxx_wdt_register(struct platform_device *rtc_pdev)
wdt_pdev->dev.parent = &rtc_pdev->dev;
wdt_pdev->dev.platform_data = &wdt_pdata;
rc = platform_device_add(wdt_pdev);
if (rc)
platform_device_put(wdt_pdev);
}
if (rc)

56
drivers/rtc/rtc-ti-k3.c
View File

@@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/sys_soc.h>
#include <linux/property.h>
#include <linux/regmap.h>
#include <linux/rtc.h>
@@ -45,14 +46,6 @@
#define K3RTC_MIN_OFFSET (-277761)
#define K3RTC_MAX_OFFSET (277778)
/**
* struct ti_k3_rtc_soc_data - Private of compatible data for ti-k3-rtc
* @unlock_irq_erratum: Has erratum for unlock infinite IRQs (erratum i2327)
*/
struct ti_k3_rtc_soc_data {
const bool unlock_irq_erratum;
};
static const struct regmap_config ti_k3_rtc_regmap_config = {
.name = "peripheral-registers",
.reg_bits = 32,
@@ -118,7 +111,6 @@ static const struct reg_field ti_rtc_reg_fields[] = {
* @rtc_dev: rtc device
* @regmap: rtc mmio regmap
* @r_fields: rtc register fields
* @soc: SoC compatible match data
*/
struct ti_k3_rtc {
unsigned int irq;
@@ -127,7 +119,6 @@ struct ti_k3_rtc {
struct rtc_device *rtc_dev;
struct regmap *regmap;
struct regmap_field *r_fields[K3_RTC_MAX_FIELDS];
const struct ti_k3_rtc_soc_data *soc;
};
static int k3rtc_field_read(struct ti_k3_rtc *priv, enum ti_k3_rtc_fields f)
@@ -190,11 +181,22 @@ static int k3rtc_unlock_rtc(struct ti_k3_rtc *priv)
/* Skip fence since we are going to check the unlock bit as fence */
ret = regmap_field_read_poll_timeout(priv->r_fields[K3RTC_UNLOCK], ret,
!ret, 2, priv->sync_timeout_us);
ret, 2, priv->sync_timeout_us);
return ret;
}
/*
* This is the list of SoCs affected by TI's i2327 errata causing the RTC
* state-machine to break if not unlocked fast enough during boot. These
* SoCs must have the bootloader unlock this device very early in the
* boot-flow before we (Linux) can use this device.
*/
static const struct soc_device_attribute has_erratum_i2327[] = {
{ .family = "AM62X", .revision = "SR1.0" },
{ /* sentinel */ }
};
static int k3rtc_configure(struct device *dev)
{
int ret;
@@ -208,7 +210,7 @@ static int k3rtc_configure(struct device *dev)
*
* In such occurrence, it is assumed that the RTC module is unusable
*/
if (priv->soc->unlock_irq_erratum) {
if (soc_device_match(has_erratum_i2327)) {
ret = k3rtc_check_unlocked(priv);
/* If there is an error OR if we are locked, return error */
if (ret) {
@@ -513,21 +515,12 @@ static struct nvmem_config ti_k3_rtc_nvmem_config = {
static int k3rtc_get_32kclk(struct device *dev, struct ti_k3_rtc *priv)
{
int ret;
struct clk *clk;
clk = devm_clk_get(dev, "osc32k");
clk = devm_clk_get_enabled(dev, "osc32k");
if (IS_ERR(clk))
return PTR_ERR(clk);
ret = clk_prepare_enable(clk);
if (ret)
return ret;
ret = devm_add_action_or_reset(dev, (void (*)(void *))clk_disable_unprepare, clk);
if (ret)
return ret;
priv->rate_32k = clk_get_rate(clk);
/* Make sure we are exact 32k clock. Else, try to compensate delay */
@@ -542,24 +535,19 @@ static int k3rtc_get_32kclk(struct device *dev, struct ti_k3_rtc *priv)
*/
priv->sync_timeout_us = (u32)(DIV_ROUND_UP_ULL(1000000, priv->rate_32k) * 4);
return ret;
return 0;
}
static int k3rtc_get_vbusclk(struct device *dev, struct ti_k3_rtc *priv)
{
int ret;
struct clk *clk;
/* Note: VBUS isn't a context clock, it is needed for hardware operation */
clk = devm_clk_get(dev, "vbus");
clk = devm_clk_get_enabled(dev, "vbus");
if (IS_ERR(clk))
return PTR_ERR(clk);
ret = clk_prepare_enable(clk);
if (ret)
return ret;
return devm_add_action_or_reset(dev, (void (*)(void *))clk_disable_unprepare, clk);
return 0;
}
static int ti_k3_rtc_probe(struct platform_device *pdev)
@@ -602,8 +590,6 @@ static int ti_k3_rtc_probe(struct platform_device *pdev)
if (IS_ERR(priv->rtc_dev))
return PTR_ERR(priv->rtc_dev);
priv->soc = of_device_get_match_data(dev);
priv->rtc_dev->ops = &ti_k3_rtc_ops;
priv->rtc_dev->range_max = (1ULL << 48) - 1; /* 48Bit seconds */
ti_k3_rtc_nvmem_config.priv = priv;
@@ -635,12 +621,8 @@ static int ti_k3_rtc_probe(struct platform_device *pdev)
return devm_rtc_nvmem_register(priv->rtc_dev, &ti_k3_rtc_nvmem_config);
}
static const struct ti_k3_rtc_soc_data ti_k3_am62_data = {
.unlock_irq_erratum = true,
};
static const struct of_device_id ti_k3_rtc_of_match_table[] = {
{.compatible = "ti,am62-rtc", .data = &ti_k3_am62_data},
{.compatible = "ti,am62-rtc" },
{}
};
MODULE_DEVICE_TABLE(of, ti_k3_rtc_of_match_table);

2
fs/hostfs/hostfs_kern.c
View File

@@ -103,7 +103,7 @@ static char *__dentry_name(struct dentry *dentry, char *name)
*/
BUG_ON(p + strlen(p) + 1 != name + PATH_MAX);
strlcpy(name, root, PATH_MAX);
strscpy(name, root, PATH_MAX);
if (len > p - name) {
__putname(name);
return NULL;

11
fs/ubifs/crypto.c
View File

@@ -24,6 +24,17 @@ static bool ubifs_crypt_empty_dir(struct inode *inode)
return ubifs_check_dir_empty(inode) == 0;
}
/**
* ubifs_encrypt - Encrypt data.
* @inode: inode which refers to the data node
* @dn: data node to encrypt
* @in_len: length of data to be compressed
* @out_len: allocated memory size for the data area of @dn
* @block: logical block number of the block
*
* This function encrypt a possibly-compressed data in the data node.
* The encrypted data length will store in @out_len.
*/
int ubifs_encrypt(const struct inode *inode, struct ubifs_data_node *dn,
unsigned int in_len, unsigned int *out_len, int block)
{

27
fs/ubifs/dir.c
View File

@@ -68,13 +68,14 @@ static int inherit_flags(const struct inode *dir, umode_t mode)
* @c: UBIFS file-system description object
* @dir: parent directory inode
* @mode: inode mode flags
* @is_xattr: whether the inode is xattr inode
*
* This function finds an unused inode number, allocates new inode and
* initializes it. Returns new inode in case of success and an error code in
* case of failure.
*/
struct inode *ubifs_new_inode(struct ubifs_info *c, struct inode *dir,
umode_t mode)
umode_t mode, bool is_xattr)
{
int err;
struct inode *inode;
@@ -99,10 +100,12 @@ struct inode *ubifs_new_inode(struct ubifs_info *c, struct inode *dir,
current_time(inode);
inode->i_mapping->nrpages = 0;
err = fscrypt_prepare_new_inode(dir, inode, &encrypted);
if (err) {
ubifs_err(c, "fscrypt_prepare_new_inode failed: %i", err);
goto out_iput;
if (!is_xattr) {
err = fscrypt_prepare_new_inode(dir, inode, &encrypted);
if (err) {
ubifs_err(c, "fscrypt_prepare_new_inode failed: %i", err);
goto out_iput;
}
}
switch (mode & S_IFMT) {
@@ -309,7 +312,7 @@ static int ubifs_create(struct user_namespace *mnt_userns, struct inode *dir,
sz_change = CALC_DENT_SIZE(fname_len(&nm));
inode = ubifs_new_inode(c, dir, mode);
inode = ubifs_new_inode(c, dir, mode, false);
if (IS_ERR(inode)) {
err = PTR_ERR(inode);
goto out_fname;
@@ -370,7 +373,7 @@ static struct inode *create_whiteout(struct inode *dir, struct dentry *dentry)
if (err)
return ERR_PTR(err);
inode = ubifs_new_inode(c, dir, mode);
inode = ubifs_new_inode(c, dir, mode, false);
if (IS_ERR(inode)) {
err = PTR_ERR(inode);
goto out_free;
@@ -463,7 +466,7 @@ static int ubifs_tmpfile(struct user_namespace *mnt_userns, struct inode *dir,
return err;
}
inode = ubifs_new_inode(c, dir, mode);
inode = ubifs_new_inode(c, dir, mode, false);
if (IS_ERR(inode)) {
err = PTR_ERR(inode);
goto out_budg;
@@ -873,7 +876,7 @@ out_fname:
}
/**
* check_dir_empty - check if a directory is empty or not.
* ubifs_check_dir_empty - check if a directory is empty or not.
* @dir: VFS inode object of the directory to check
*
* This function checks if directory @dir is empty. Returns zero if the
@@ -1005,7 +1008,7 @@ static int ubifs_mkdir(struct user_namespace *mnt_userns, struct inode *dir,
sz_change = CALC_DENT_SIZE(fname_len(&nm));
inode = ubifs_new_inode(c, dir, S_IFDIR | mode);
inode = ubifs_new_inode(c, dir, S_IFDIR | mode, false);
if (IS_ERR(inode)) {
err = PTR_ERR(inode);
goto out_fname;
@@ -1092,7 +1095,7 @@ static int ubifs_mknod(struct user_namespace *mnt_userns, struct inode *dir,
sz_change = CALC_DENT_SIZE(fname_len(&nm));
inode = ubifs_new_inode(c, dir, mode);
inode = ubifs_new_inode(c, dir, mode, false);
if (IS_ERR(inode)) {
kfree(dev);
err = PTR_ERR(inode);
@@ -1174,7 +1177,7 @@ static int ubifs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
sz_change = CALC_DENT_SIZE(fname_len(&nm));
inode = ubifs_new_inode(c, dir, S_IFLNK | S_IRWXUGO);
inode = ubifs_new_inode(c, dir, S_IFLNK | S_IRWXUGO, false);
if (IS_ERR(inode)) {
err = PTR_ERR(inode);
goto out_fname;

28
fs/ubifs/journal.c
View File

@@ -1472,23 +1472,25 @@ out_free:
* @block: data block number
* @dn: data node to re-compress
* @new_len: new length
* @dn_size: size of the data node @dn in memory
*
* This function is used when an inode is truncated and the last data node of
* the inode has to be re-compressed/encrypted and re-written.
*/
static int truncate_data_node(const struct ubifs_info *c, const struct inode *inode,
unsigned int block, struct ubifs_data_node *dn,
int *new_len)
int *new_len, int dn_size)
{
void *buf;
int err, dlen, compr_type, out_len, old_dlen;
int err, dlen, compr_type, out_len, data_size;
out_len = le32_to_cpu(dn->size);
buf = kmalloc_array(out_len, WORST_COMPR_FACTOR, GFP_NOFS);
if (!buf)
return -ENOMEM;
dlen = old_dlen = le32_to_cpu(dn->ch.len) - UBIFS_DATA_NODE_SZ;
dlen = le32_to_cpu(dn->ch.len) - UBIFS_DATA_NODE_SZ;
data_size = dn_size - UBIFS_DATA_NODE_SZ;
compr_type = le16_to_cpu(dn->compr_type);
if (IS_ENCRYPTED(inode)) {
@@ -1508,11 +1510,11 @@ static int truncate_data_node(const struct ubifs_info *c, const struct inode *in
}
if (IS_ENCRYPTED(inode)) {
err = ubifs_encrypt(inode, dn, out_len, &old_dlen, block);
err = ubifs_encrypt(inode, dn, out_len, &data_size, block);
if (err)
goto out;
out_len = old_dlen;
out_len = data_size;
} else {
dn->compr_size = 0;
}
@@ -1550,6 +1552,7 @@ int ubifs_jnl_truncate(struct ubifs_info *c, const struct inode *inode,
struct ubifs_trun_node *trun;
struct ubifs_data_node *dn;
int err, dlen, len, lnum, offs, bit, sz, sync = IS_SYNC(inode);
int dn_size;
struct ubifs_inode *ui = ubifs_inode(inode);
ino_t inum = inode->i_ino;
unsigned int blk;
@@ -1562,10 +1565,13 @@ int ubifs_jnl_truncate(struct ubifs_info *c, const struct inode *inode,
ubifs_assert(c, S_ISREG(inode->i_mode));
ubifs_assert(c, mutex_is_locked(&ui->ui_mutex));
sz = UBIFS_TRUN_NODE_SZ + UBIFS_INO_NODE_SZ +
UBIFS_MAX_DATA_NODE_SZ * WORST_COMPR_FACTOR;
dn_size = COMPRESSED_DATA_NODE_BUF_SZ;
sz += ubifs_auth_node_sz(c);
if (IS_ENCRYPTED(inode))
dn_size += UBIFS_CIPHER_BLOCK_SIZE;
sz = UBIFS_TRUN_NODE_SZ + UBIFS_INO_NODE_SZ +
dn_size + ubifs_auth_node_sz(c);
ino = kmalloc(sz, GFP_NOFS);
if (!ino)
@@ -1596,15 +1602,15 @@ int ubifs_jnl_truncate(struct ubifs_info *c, const struct inode *inode,
if (dn_len <= 0 || dn_len > UBIFS_BLOCK_SIZE) {
ubifs_err(c, "bad data node (block %u, inode %lu)",
blk, inode->i_ino);
ubifs_dump_node(c, dn, sz - UBIFS_INO_NODE_SZ -
UBIFS_TRUN_NODE_SZ);
ubifs_dump_node(c, dn, dn_size);
goto out_free;
}
if (dn_len <= dlen)
dlen = 0; /* Nothing to do */
else {
err = truncate_data_node(c, inode, blk, dn, &dlen);
err = truncate_data_node(c, inode, blk, dn,
&dlen, dn_size);
if (err)
goto out_free;
}

2
fs/ubifs/ubifs.h
View File

@@ -2026,7 +2026,7 @@ int ubifs_update_time(struct inode *inode, struct timespec64 *time, int flags);
/* dir.c */
struct inode *ubifs_new_inode(struct ubifs_info *c, struct inode *dir,
umode_t mode);
umode_t mode, bool is_xattr);
int ubifs_getattr(struct user_namespace *mnt_userns, const struct path *path, struct kstat *stat,
u32 request_mask, unsigned int flags);
int ubifs_check_dir_empty(struct inode *dir);

2
fs/ubifs/xattr.c
View File

@@ -110,7 +110,7 @@ static int create_xattr(struct ubifs_info *c, struct inode *host,
if (err)
return err;
inode = ubifs_new_inode(c, host, S_IFREG | S_IRWXUGO);
inode = ubifs_new_inode(c, host, S_IFREG | S_IRWXUGO, true);
if (IS_ERR(inode)) {
err = PTR_ERR(inode);
goto out_budg;

8
include/uapi/mtd/ubi-user.h
View File

@@ -247,6 +247,7 @@ enum {
* @vid_hdr_offset: VID header offset (use defaults if %0)
* @max_beb_per1024: maximum expected number of bad PEB per 1024 PEBs
* @padding: reserved for future, not used, has to be zeroed
* @disable_fm: whether disable fastmap
*
* This data structure is used to specify MTD device UBI has to attach and the
* parameters it has to use. The number which should be assigned to the new UBI
@@ -281,13 +282,18 @@ enum {
* eraseblocks for new bad eraseblocks, but attempts to use available
* eraseblocks (if any). The accepted range is 0-768. If 0 is given, the
* default kernel value of %CONFIG_MTD_UBI_BEB_LIMIT will be used.
*
* If @disable_fm is not zero, ubi doesn't create new fastmap even the module
* param 'fm_autoconvert' is set, and existed old fastmap will be destroyed
* after doing full scanning.
*/
struct ubi_attach_req {
__s32 ubi_num;
__s32 mtd_num;
__s32 vid_hdr_offset;
__s16 max_beb_per1024;
__s8 padding[10];
__s8 disable_fm;
__s8 padding[9];
};
/*