Files
linux/fs/exfat
Luan Yuan 695cede0cc Amlogic: sync the code from mainline. [1/1]
PD#SWPL-17246

Problem:
sync the code from mainline.

Solution:
sync the code from mainline.

7c03859983c2 OSS vulnerability found in [boot.img]:[linux_kernel] (CVE-2018-12232) Risk:[] [1/1]
ba89a3d9c791 OSS vulnerability found in [boot.img]:[linux_kernel] (CVE-2019-8912) Risk:[] [1/1]
c434d0530610 Android Security Bulletin - November 2019-11 - Kernel components binder driver - CVE-2019-2214 [1/1]
ff8d9012fbd4 Android Security Bulletin - November 2019-11 - Kernel components ext4 filesystem - CVE-2019-11833 [1/1]
3c52e964495e cec: store msg after bootup from st [1/2]
94198a56ee10 lcd: support tcon vac and demura data [2/2]
1add1a008a03 vout: spi: porting lcd driver and SPI to Linux [1/1]
3e8d7b0e5f97 hdmirx: add hpd recovery logic when input clk is unstable [1/1]
f92e7ba21c62 ppmgr: Add 10bit, dolby and HDR video rotation. [1/1]
dab2cc37cd95 dvb: fix dmx2 interrupt bug [1/1]
9d31efae4a55 dv: add dv target output mode [1/1]
e86eb9d1b5c5 hdmirx: add rx phy tdr enable control [1/1]
8ea66f645bf6 dts: enable spi for gva [1/1]
baf6e74528ef drm: add drm support for tm2 [1/1]

Verify:
verify by newton

Change-Id: I9415060a4b39895b5d624117271a72fc6a1fd187
Signed-off-by: Luan Yuan <luan.yuan@amlogic.com>
2020-02-04 13:48:58 +09:00
..
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exfat-nofuse

Linux non-fuse read/write kernel driver for the exFAT, FAT12, FAT16 and vfat (FAT32) file systems.
Originally ported from Android kernel v3.0.

Kudos to ksv1986 for the mutex patch!
Thanks to JackNorris for being awesome and providing the clear_inode() patch.

Big thanks to lqs for completing the driver!
Big thanks to benpicco for fixing 3.11.y compatibility!

Special thanks to github user AndreiLux for spreading the word about the leak!

Installing as a stand-alone module:

make
sudo make install

To load the driver manually, run this as root:

modprobe exfat

You may also specify custom toolchains by using CROSS_COMPILE flag, in my case:

CROSS_COMPILE=../dorimanx-SG2-I9100-Kernel/android-toolchain/bin/arm-eabi-

Installing as a part of the kernel:

Let's take [linux] as the path to your kernel source dir...

cd [linux]
cp -rvf exfat-nofuse [linux]/fs/exfat

edit [linux]/fs/Kconfig

 menu "DOS/FAT/NT Filesystems"

  source "fs/fat/Kconfig"
 +source "fs/exfat/Kconfig"
  source "fs/ntfs/Kconfig"
  endmenu

edit [linux]/fs/Makefile

  obj-$(CONFIG_FAT_FS)    += fat/
 +obj-$(CONFIG_EXFAT_FS)  += exfat/
  obj-$(CONFIG_BFS_FS)    += bfs/
cd [linux]
make menuconfig

Go to:

File systems > DOS/FAT/NT check exfat as MODULE (M) (437) Default codepage for exFAT (utf8) Default iocharset for exFAT

ESC to main menu Save an Alternate Configuration File ESC ESC

build your kernel

Have fun.

Installing as a DKMS module:

You can have even more fun with exfat-nofuse by installing it as a DKMS module has the main advantage of being auto-compiled (and thus, possibly surviving) between kernel upgrades.

First, get dkms. On Ubuntu this should be:

sudo apt install dkms

Then copy the root of this repository to /usr/share:

sudo cp -R . /usr/src/exfat-1.2.8 (or whatever version number declared on dkms.conf is)
sudo dkms add -m exfat -v 1.2.8

Build and load the module:

sudo dkms build -m exfat -v 1.2.8
sudo dkms install -m exfat -v 1.2.8

Now you have a proper dkms module that will work for a long time... hopefully.

Free Software for the Free Minds!