Sometimes, if cp_error is set, there remains under-writeback pages, resulting in kernel hang in put_super.
Signed-off-by: Jaegeuk Kim <jaeg...@kernel.org> --- fs/f2fs/super.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 9962021..aa2d3d9 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); -- 2.6.3 ------------------------------------------------------------------------------ Site24x7 APM Insight: Get Deep Visibility into Application Performance APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month Monitor end-to-end web transactions and take corrective actions now Troubleshoot faster and improve end-user experience. Signup Now! http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel