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: v4.19.207~127
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=8002259a366e8a7206f7e706a1e4e33bee6efcef;p=users%2Fdwmw2%2Flinux.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 700c39ec99f5a..38299ccfdf6ef 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -998,8 +998,10 @@ next_step:
 			bool locked = false;
 
 			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++;