Commit 51f52a47 authored May 09, 2011 by Anton Blanchard Committed by James Bottomley May 17, 2011

[SCSI] ipr: Rate limit DMA mapping errors



I noticed a stream of errors from the IPR driver while doing
IOMMU fault injection. Rate limit the errors so we don't clog
up the console and logfiles.

Signed-off-by: Anton Blanchard <anton@samba.org>
Acked-by: Brian King <brking@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <jbottomley@parallels.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

parent fda38518

drivers/scsi/ipr.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -5200,6 +5200,7 @@ static int ipr_build_ioadl64(struct ipr_ioa_cfg *ioa_cfg,

		nseg = scsi_dma_map(scsi_cmd);
		if (nseg < 0) {
		if (printk_ratelimit())
		dev_err(&ioa_cfg->pdev->dev, "pci_map_sg failed!\n");
		return -1;
		}