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* [f2fs-dev] [PATCH v2] f2fs: allow compression of files without blocks
@ 2022-07-07  9:09 ` Chao Liu
  0 siblings, 0 replies; 8+ messages in thread
From: Chao Liu @ 2022-07-07  9:09 UTC (permalink / raw)
  To: Jaegeuk Kim, Chao Yu
  Cc: Chao Liu, Wayne Zhang, Yue Hu, linux-kernel, linux-f2fs-devel

From: Chao Liu <liuchao@coolpad.com>

Files created by truncate(1) have a size but no blocks, so
they can be allowed to enable compression.

Signed-off-by: Chao Liu <liuchao@coolpad.com>
---
v2:
 - update commit message: truncate -> truncate(1)

 fs/f2fs/file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 0f29af7876a6..f7a82858486a 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -1879,7 +1879,7 @@ static int f2fs_setflags_common(struct inode *inode, u32 iflags, u32 mask)
 		if (iflags & F2FS_COMPR_FL) {
 			if (!f2fs_may_compress(inode))
 				return -EINVAL;
-			if (S_ISREG(inode->i_mode) && inode->i_size)
+			if (S_ISREG(inode->i_mode) && F2FS_HAS_BLOCKS(inode))
 				return -EINVAL;

 			set_compress_context(inode);
--
2.36.1


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

end of thread, other threads:[~2022-07-12  3:20 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2022-07-07  9:09 [f2fs-dev] [PATCH v2] f2fs: allow compression of files without blocks Chao Liu
2022-07-07  9:09 ` Chao Liu
2022-07-07 13:32 ` [f2fs-dev] " Chao Yu
2022-07-07 13:32   ` Chao Yu
2022-07-12  1:36 ` [f2fs-dev] " Jaegeuk Kim
2022-07-12  1:36   ` Jaegeuk Kim
2022-07-12  3:20   ` [f2fs-dev] " Chao Yu
2022-07-12  3:20     ` Chao Yu

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