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-rw-r--r--fs/xfs/xfs_buf.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 9a2191b91137..e71cfbd5acb3 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -1100,22 +1100,18 @@ xfs_bwrite(
return error;
}
-STATIC void
+static void
xfs_buf_bio_end_io(
struct bio *bio)
{
- xfs_buf_t *bp = (xfs_buf_t *)bio->bi_private;
+ struct xfs_buf *bp = (struct xfs_buf *)bio->bi_private;
/*
* don't overwrite existing errors - otherwise we can lose errors on
* buffers that require multiple bios to complete.
*/
- if (bio->bi_error) {
- spin_lock(&bp->b_lock);
- if (!bp->b_io_error)
- bp->b_io_error = bio->bi_error;
- spin_unlock(&bp->b_lock);
- }
+ if (bio->bi_error)
+ cmpxchg(&bp->b_io_error, 0, bio->bi_error);
if (!bp->b_error && xfs_buf_is_vmapped(bp) && (bp->b_flags & XBF_READ))
invalidate_kernel_vmap_range(bp->b_addr, xfs_buf_vmap_len(bp));