From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Thu, 14 May 2020 04:12:53 +0000 (-0700)
Subject: f2fs: flush dirty meta pages when flushing them
X-Git-Tag: v5.8-rc1~77^2~14
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=9c30df7c5a304e383592587cb2a41bb2ab0ac80d;p=thirdparty%2Fkernel%2Flinux.git

f2fs: flush dirty meta pages when flushing them

Let's guarantee flusing dirty meta pages to avoid infinite loop.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 620a386d82c1a..3dc3ac6fe1432 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -1266,6 +1266,9 @@ void f2fs_wait_on_all_pages(struct f2fs_sb_info *sbi, int type)
 		if (unlikely(f2fs_cp_error(sbi)))
 			break;
 
+		if (type == F2FS_DIRTY_META)
+			f2fs_sync_meta_pages(sbi, META, LONG_MAX,
+							FS_CP_META_IO);
 		io_schedule_timeout(DEFAULT_IO_TIMEOUT);
 	}
 	finish_wait(&sbi->cp_wait, &wait);