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f2fs: include non-compressed blocks in compr_written_block

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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@vger.kernel.org
Signed-off-by: Daeho Jeong <daehojeong@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Daeho Jeong
2021-10-06 10:49:10 -07:00
committed by Jaegeuk Kim
parent 997755e2d4
commit 6e58c1c564
1 changed files with 1 additions and 0 deletions
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fs/f2fs/compress.c
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@@ -1501,6 +1501,7 @@ int f2fs_write_multi_pages(struct compress_ctx *cc,
if (cluster_may_compress(cc)) { if (cluster_may_compress(cc)) {
err = f2fs_compress_pages(cc); err = f2fs_compress_pages(cc);
if (err == -EAGAIN) { if (err == -EAGAIN) {
add_compr_block_stat(cc->inode, cc->cluster_size);
goto write; goto write;
} else if (err) { } else if (err) {
f2fs_put_rpages_wbc(cc, wbc, true, 1); f2fs_put_rpages_wbc(cc, wbc, true, 1);