From: Chao Yu <chao@kernel.org>
Date: Tue, 24 Aug 2021 00:12:08 +0000 (+0800)
Subject: f2fs: fix to account missing .skipped_gc_rwsem
X-Git-Tag: v5.4.148~197
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=1ca5b00782df897481d1c4580b8d0ba0e3ad68aa;p=thirdparty%2Fkernel%2Fstable.git

f2fs: fix to account missing .skipped_gc_rwsem

[ Upstream commit ad126ebddecbf696e0cf214ff56c7b170fa9f0f7 ]

There is a missing place we forgot to account .skipped_gc_rwsem, fix it.

Fixes: 6f8d4455060d ("f2fs: avoid fi->i_gc_rwsem[WRITE] lock in f2fs_gc")
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 6b13a1a892066..4b6c36208f552 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -1095,8 +1095,10 @@ next_step:
 			int err;
 
 			if (S_ISREG(inode->i_mode)) {
-				if (!down_write_trylock(&fi->i_gc_rwsem[READ]))
+				if (!down_write_trylock(&fi->i_gc_rwsem[READ])) {
+					sbi->skipped_gc_rwsem++;
 					continue;
+				}
 				if (!down_write_trylock(
 						&fi->i_gc_rwsem[WRITE])) {
 					sbi->skipped_gc_rwsem++;