From: Daeho Jeong daehojeong@google.com
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@vger.kernel.org Signed-off-by: Daeho Jeong daehojeong@google.com Signed-off-by: Jaegeuk Kim jaegeuk@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- fs/f2fs/compress.c | 1 + 1 file changed, 1 insertion(+)
--- a/fs/f2fs/compress.c +++ b/fs/f2fs/compress.c @@ -1476,6 +1476,7 @@ 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);