iomap: enhance writeback error message

If we encounter an IO error during writeback, log the inode, offset, and
sector number of the failure, instead of forcing the user to do some
sort of reverse mapping to figure out which file is affected.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong 2019-10-17 14:02:07 -07:00
parent 48d64cd18b
commit 9cd0ed63ca

View File

@ -1162,8 +1162,9 @@ iomap_finish_ioend(struct iomap_ioend *ioend, int error)
if (unlikely(error && !quiet)) { if (unlikely(error && !quiet)) {
printk_ratelimited(KERN_ERR printk_ratelimited(KERN_ERR
"%s: writeback error on sector %llu", "%s: writeback error on inode %lu, offset %lld, sector %llu",
inode->i_sb->s_id, start); inode->i_sb->s_id, inode->i_ino, ioend->io_offset,
start);
} }
} }