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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-01-29 08:57:59 -0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-02-22 16:07:23 -0800 |
| commit | 17c19120eb7fa94d95013243a8cced8cc9e107e1 (patch) | |
| tree | c950e334b8235cb80f926bfefeef99065148c4b2 /fs/f2fs/super.c | |
| parent | fa3d2bdf94879c3645b3688e88ca03deb3bb495a (diff) | |
| download | op-kernel-dev-17c19120eb7fa94d95013243a8cced8cc9e107e1.zip op-kernel-dev-17c19120eb7fa94d95013243a8cced8cc9e107e1.tar.gz | |
f2fs: flush bios to handle cp_error in put_super
Sometimes, if cp_error is set, there remains under-writeback pages, resulting in
kernel hang in put_super.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/super.c')
| -rw-r--r-- | fs/f2fs/super.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 58d9a55..9445a34 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -582,6 +582,13 @@ static void f2fs_put_super(struct super_block *sb) f2fs_leave_shrinker(sbi); mutex_unlock(&sbi->umount_mutex); + /* our cp_error case, we can wait for any writeback page */ + if (get_pages(sbi, F2FS_WRITEBACK)) { + f2fs_submit_merged_bio(sbi, DATA, WRITE); + f2fs_submit_merged_bio(sbi, NODE, WRITE); + f2fs_submit_merged_bio(sbi, META, WRITE); + } + iput(sbi->node_inode); iput(sbi->meta_inode); |
