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* [f2fs-dev] [PATCH] f2fs: set highest IO priority for checkpoint thread
@ 2025-03-03 22:17 ` Jaegeuk Kim
  0 siblings, 0 replies; 8+ messages in thread
From: Jaegeuk Kim via Linux-f2fs-devel @ 2025-03-03 22:17 UTC (permalink / raw)
  To: linux-kernel, linux-f2fs-devel; +Cc: Jaegeuk Kim

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

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fs/f2fs/checkpoint.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index bd890738b94d..8dbb815a35c0 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -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;
-- 
2.48.1.711.g2feabab25a-goog



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^ permalink raw reply related	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2025-03-05 14:50 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2025-03-03 22:17 [f2fs-dev] [PATCH] f2fs: set highest IO priority for checkpoint thread Jaegeuk Kim via Linux-f2fs-devel
2025-03-03 22:17 ` Jaegeuk Kim
2025-03-04 18:23 ` [f2fs-dev] " Daeho Jeong
2025-03-04 18:23   ` Daeho Jeong
2025-03-05  1:28 ` Chao Yu via Linux-f2fs-devel
2025-03-05  1:28   ` Chao Yu
2025-03-05 14:50 ` patchwork-bot+f2fs--- via Linux-f2fs-devel
2025-03-05 14:50   ` patchwork-bot+f2fs

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