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FROMGIT: f2fs: set highest IO priority for checkpoint thread

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The checkpoint is the top priority thread which can stop all the filesystem
operations. Let's make it RT priority.

Bug: 390504516
Reviewed-by: Daeho Jeong <daehojeong@google.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Link: https://lore.kernel.org/linux-f2fs-devel/20250303221730.1284822-1-jaegeuk@kernel.org/T/#u

(cherry picked from commit 8a2d9f00d502e6ef68c6d52f0863856040ddd2db
https: //git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git/ dev)
Change-Id: Ife3b87ecff0ad4b8db805c1b15227f3afcd4fbd1
This commit is contained in:
Jaegeuk Kim
2025-03-03 22:16:21 +00:00
committed by Jaegeuk Kim
parent 471a10d3af
commit 50eddb3fc9
1 changed files with 1 additions and 1 deletions
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2
fs/f2fs/checkpoint.c
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@@ -21,7 +21,7 @@
#include "iostat.h"
#include <trace/events/f2fs.h>
#define DEFAULT_CHECKPOINT_IOPRIO (IOPRIO_PRIO_VALUE(IOPRIO_CLASS_BE, 3))
#define DEFAULT_CHECKPOINT_IOPRIO (IOPRIO_PRIO_VALUE(IOPRIO_CLASS_RT, 3))
static struct kmem_cache *ino_entry_slab;
struct kmem_cache *f2fs_inode_entry_slab;