AcoSail/kernel_optimize_test
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[SCSI] hpsa: use ioremap_nocache instead of ioremap

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I think ioremap() ends up being equivalent to ioremap_nocache
by default, but we should signal our intent that these mappings
should be non-cacheable.

Signed-off-by: Stephen M. Cameron <scameron@beardog.cce.hp.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Stephen M. Cameron 2012-07-26 11:34:23 -05:00 committed by James Bottomley
parent d6ebd0f758
commit 088ba34c92
1 changed files with 2 additions and 1 deletions
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drivers/scsi/hpsa.c
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@ -3337,7 +3337,8 @@ static void __iomem *remap_pci_mem(ulong base, ulong size)
{
ulong page_base = ((ulong) base) & PAGE_MASK;
ulong page_offs = ((ulong) base) - page_base;
void __iomem *page_remapped = ioremap(page_base, page_offs + size);
void __iomem *page_remapped = ioremap_nocache(page_base,
page_offs + size);
return page_remapped ? (page_remapped + page_offs) : NULL;
}