This is a note to let you know that I've just added the patch titled
f2fs: include non-compressed blocks in compr_written_block
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
f2fs-include-non-compressed-blocks-in-compr_written_block.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 09631cf3234d32156e7cae32275f5a4144c683c5 Mon Sep 17 00:00:00 2001
From: Daeho Jeong <daehojeong@xxxxxxxxxx>
Date: Wed, 6 Oct 2021 10:49:10 -0700
Subject: f2fs: include non-compressed blocks in compr_written_block
From: Daeho Jeong <daehojeong@xxxxxxxxxx>
commit 09631cf3234d32156e7cae32275f5a4144c683c5 upstream.
Need to include non-compressed blocks in compr_written_block to
estimate average compression ratio more accurately.
Fixes: 5ac443e26a09 ("f2fs: add sysfs nodes to get runtime compression stat")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Daeho Jeong <daehojeong@xxxxxxxxxx>
Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/f2fs/compress.c | 1 +
1 file changed, 1 insertion(+)
--- a/fs/f2fs/compress.c
+++ b/fs/f2fs/compress.c
@@ -1530,6 +1530,7 @@ int f2fs_write_multi_pages(struct compre
if (cluster_may_compress(cc)) {
err = f2fs_compress_pages(cc);
if (err == -EAGAIN) {
+ add_compr_block_stat(cc->inode, cc->cluster_size);
goto write;
} else if (err) {
f2fs_put_rpages_wbc(cc, wbc, true, 1);
Patches currently in stable-queue which might be from daehojeong@xxxxxxxxxx are
queue-5.15/f2fs-include-non-compressed-blocks-in-compr_written_block.patch
