Commit 9503c67c authored by Matthew Wilcox's avatar Matthew Wilcox Committed by Theodore Ts'o

ext4: note the error in ext4_end_bio()

ext4_end_bio() currently throws away the error that it receives.  Chances
are this is part of a spate of errors, one of which will end up getting
the error returned to userspace somehow, but we shouldn't take that risk.
Also print out the errno to aid in debug.
Signed-off-by: default avatarMatthew Wilcox <matthew.r.wilcox@intel.com>
Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
Reviewed-by: default avatarJan Kara <jack@suse.cz>
Cc: stable@vger.kernel.org
parent 00764937
......@@ -308,13 +308,14 @@ static void ext4_end_bio(struct bio *bio, int error)
if (error) {
struct inode *inode = io_end->inode;
ext4_warning(inode->i_sb, "I/O error writing to inode %lu "
ext4_warning(inode->i_sb, "I/O error %d writing to inode %lu "
"(offset %llu size %ld starting block %llu)",
inode->i_ino,
error, inode->i_ino,
(unsigned long long) io_end->offset,
(long) io_end->size,
(unsigned long long)
bi_sector >> (inode->i_blkbits - 9));
mapping_set_error(inode->i_mapping, error);
}
if (io_end->flag & EXT4_IO_END_UNWRITTEN) {
......
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