| From 09631cf3234d32156e7cae32275f5a4144c683c5 Mon Sep 17 00:00:00 2001 |
| From: Daeho Jeong <daehojeong@google.com> |
| Date: Wed, 6 Oct 2021 10:49:10 -0700 |
| Subject: f2fs: include non-compressed blocks in compr_written_block |
| |
| 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); |
