Commit d9b1e637 authored Sep 08, 2014 by Dan Carpenter Committed by Stefano Stabellini Sep 23, 2014

xen-scsifront: use GFP_ATOMIC under spin_lock



This function is only called with a spin_lock held and IRQs disabled.
The allocation is not allowed to sleep and NOIO is not sufficient, it
has to be ATOMIC.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>

parent 15d03609

drivers/scsi/xen-scsifront.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -359,7 +359,7 @@ static int map_data_for_request(struct vscsifrnt_info *info,
		}
		seg_grants = vscsiif_grants_sg(data_grants);
		shadow->sg = kcalloc(data_grants,
		sizeof(struct scsiif_request_segment), GFP_NOIO);
		sizeof(struct scsiif_request_segment), GFP_ATOMIC);
		if (!shadow->sg)
		return -ENOMEM;
		}

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