From b3609875ce4937c5cd3e639c3ea41ed8d1e9ffb9 Mon Sep 17 00:00:00 2001 From: Daeho Jeong Date: Wed, 6 Oct 2021 10:49:10 -0700 Subject: [PATCH] UPSTREAM: f2fs: include non-compressed blocks in compr_written_block Need to include non-compressed blocks in compr_written_block to estimate average compression ratio more accurately. Bug: 254441685 Fixes: 5ac443e26a09 ("f2fs: add sysfs nodes to get runtime compression stat") Cc: stable@vger.kernel.org Signed-off-by: Daeho Jeong Signed-off-by: Jaegeuk Kim (cherry picked from commit 09631cf3234d32156e7cae32275f5a4144c683c5) Signed-off-by: Lee Jones Change-Id: I6d241fbac3b03f4083457da8c4f079a59c80b42e --- fs/f2fs/compress.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c index 7a4abd303fa0..12c789f879a1 100644 --- a/fs/f2fs/compress.c +++ b/fs/f2fs/compress.c @@ -1469,6 +1469,7 @@ int f2fs_write_multi_pages(struct compress_ctx *cc, 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);