From: Mike Christie <michaelc@xxxxxxxxxxx> Because user spaces uses block/scsi_ioctl for path testing and to readd devices, we cannot use GFP_KERNEL. Signed-off-by: Mike Christie <michaelc@xxxxxxxxxxx> --- block/scsi_ioctl.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c index bf97b22..adb3fc9 100644 --- a/block/scsi_ioctl.c +++ b/block/scsi_ioctl.c @@ -315,7 +315,7 @@ static int sg_io(struct file *file, struct request_queue *q, break; } - rq = blk_get_request(q, writing ? WRITE : READ, GFP_KERNEL); + rq = blk_get_request(q, writing ? WRITE : READ, GFP_NOIO); if (!rq) return -ENOMEM; @@ -348,7 +348,7 @@ static int sg_io(struct file *file, struct request_queue *q, kfree(iov); } else if (hdr->dxfer_len) ret = blk_rq_setup_transfer(NULL, rq, hdr->dxferp, - hdr->dxfer_len, GFP_KERNEL); + hdr->dxfer_len, GFP_NOIO); if (ret) goto out; -- 1.5.1.2 -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
