[PATCH 2/2] f2fs: allow direct io of pinned files for zoned storage

[PATCH 2/2] f2fs: allow direct io of pinned files for zoned storage

[Daeho Jeong]

From: Daeho Jeong <daehojeong@google.com>

Since the allocation happens in conventional LU for zoned storage, we
can allow direct io for that.

Signed-off-by: Daeho Jeong <daehojeong@google.com>
---
 fs/f2fs/file.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 3ee61bc82c6f..c8e086077a48 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -833,7 +833,8 @@ static bool f2fs_force_buffered_io(struct inode *inode, int rw)
 	 * for blkzoned device, fallback direct IO to buffered IO, so
 	 * all IOs can be serialized by log-structured write.
 	 */
-	if (f2fs_sb_has_blkzoned(sbi) && (rw == WRITE))
+	if (f2fs_sb_has_blkzoned(sbi) && (rw == WRITE) &&
+	    !f2fs_is_pinned_file(inode))
 		return true;
 	if (is_sbi_flag_set(sbi, SBI_CP_DISABLED))
 		return true;
-- 
2.44.0.683.g7961c838ac-goog

Re: [f2fs-dev] [PATCH 2/2] f2fs: allow direct io of pinned files for zoned storage

[Chao Yu]

On 2024/4/12 2:37, Daeho Jeong wrote:
> From: Daeho Jeong <daehojeong@google.com>
> 
> Since the allocation happens in conventional LU for zoned storage, we
> can allow direct io for that.
> 
> Signed-off-by: Daeho Jeong <daehojeong@google.com>

Reviewed-by: Chao Yu <chao@kernel.org>

Thanks,

Re: [f2fs-dev] [PATCH 2/2] f2fs: allow direct io of pinned files for zoned storage

[patchwork-bot+f2fs]

Hello:

This patch was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@kernel.org>:

On Thu, 11 Apr 2024 11:37:53 -0700 you wrote:
> From: Daeho Jeong <daehojeong@google.com>
> 
> Since the allocation happens in conventional LU for zoned storage, we
> can allow direct io for that.
> 
> Signed-off-by: Daeho Jeong <daehojeong@google.com>
> 
> [...]

Here is the summary with links:
  - [f2fs-dev,2/2] f2fs: allow direct io of pinned files for zoned storage
    https://git.kernel.org/jaegeuk/f2fs/c/b2cf5a1ff236

You are awesome, thank you!
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