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authorJesse Barnes <jbarnes@hobbes.lan>2008-06-12 13:51:05 -0700
committerJesse Barnes <jbarnes@virtuousgeek.org>2008-06-12 13:51:05 -0700
commit883eed1b3e25fb1d7d8f32c6550cc1ac44888838 (patch)
tree387f080f51e4bdd96668ed59130f3439d68d0e64 /arch
parent5e70b7f3c24468bb1635b295945edb48ecd9656a (diff)
parent45aec1ae72fc592f231e9e73ed9ed4d10cfbc0b5 (diff)
downloadop-kernel-dev-883eed1b3e25fb1d7d8f32c6550cc1ac44888838.zip
op-kernel-dev-883eed1b3e25fb1d7d8f32c6550cc1ac44888838.tar.gz
Merge branch 'pci-for-jesse' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-tip into for-linus
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/pci-dma.c14
-rw-r--r--arch/x86/pci/common.c8
2 files changed, 14 insertions, 8 deletions
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index c5ef1af..dc00a13 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -378,6 +378,7 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
struct page *page;
unsigned long dma_mask = 0;
dma_addr_t bus;
+ int noretry = 0;
/* ignore region specifiers */
gfp &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32);
@@ -397,20 +398,25 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
if (dev->dma_mask == NULL)
return NULL;
- /* Don't invoke OOM killer */
- gfp |= __GFP_NORETRY;
+ /* Don't invoke OOM killer or retry in lower 16MB DMA zone */
+ if (gfp & __GFP_DMA)
+ noretry = 1;
#ifdef CONFIG_X86_64
/* Why <=? Even when the mask is smaller than 4GB it is often
larger than 16MB and in this case we have a chance of
finding fitting memory in the next higher zone first. If
not retry with true GFP_DMA. -AK */
- if (dma_mask <= DMA_32BIT_MASK && !(gfp & GFP_DMA))
+ if (dma_mask <= DMA_32BIT_MASK && !(gfp & GFP_DMA)) {
gfp |= GFP_DMA32;
+ if (dma_mask < DMA_32BIT_MASK)
+ noretry = 1;
+ }
#endif
again:
- page = dma_alloc_pages(dev, gfp, get_order(size));
+ page = dma_alloc_pages(dev,
+ noretry ? gfp | __GFP_NORETRY : gfp, get_order(size));
if (page == NULL)
return NULL;
diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index 6e64aaf..940185e 100644
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -328,18 +328,18 @@ static struct dmi_system_id __devinitdata pciprobe_dmi_table[] = {
#endif
{
.callback = set_bf_sort,
- .ident = "HP ProLiant DL385 G2",
+ .ident = "HP ProLiant DL360",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "HP"),
- DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant DL385 G2"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant DL360"),
},
},
{
.callback = set_bf_sort,
- .ident = "HP ProLiant DL585 G2",
+ .ident = "HP ProLiant DL380",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "HP"),
- DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant DL585 G2"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant DL380"),
},
},
{}
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