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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-14 17:48:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-14 17:48:14 -0700
commit2ca7d674d7ab2220707b2ada0b690c0e7c95e7ac (patch)
tree9c0927ed1d540e5fd704c1f82689870786514655 /arch/arm/include/asm/pgalloc.h
parent2195d2818c37bdf263865f1e9effccdd9fc5f9d4 (diff)
parent87d721ad7a37b7650dd710c88dd5c6a5bf9fe996 (diff)
downloadop-kernel-dev-2ca7d674d7ab2220707b2ada0b690c0e7c95e7ac.zip
op-kernel-dev-2ca7d674d7ab2220707b2ada0b690c0e7c95e7ac.tar.gz
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (257 commits) [ARM] Update mach-types ARM: 5636/1: Move vendor enum to AMBA include ARM: Fix pfn_valid() for sparse memory [ARM] orion5x: Add LaCie NAS 2Big Network support [ARM] pxa/sharpsl_pm: zaurus c3000 aka spitz: fix resume ARM: 5686/1: at91: Correct AC97 reset line in at91sam9263ek board ARM: 5640/1: This patch modifies the support of AC97 on the at91sam9263 ek board ARM: 5689/1: Update default config of HP Jornada 700-series machines ARM: 5691/1: fix cache aliasing issues between kmap() and kmap_atomic() with highmem ARM: 5688/1: ks8695_serial: disable_irq() lockup ARM: 5687/1: fix an oops with highmem ARM: 5684/1: Add nuc960 platform to w90x900 ARM: 5683/1: Add nuc950 platform to w90x900 ARM: 5682/1: Add cpu.c and dev.c and modify some files of w90p910 platform ARM: 5626/1: add suspend/resume functions to amba-pl011 serial driver ARM: 5625/1: fix hard coded 4K resource size in amba bus detection MMC: MMCI: convert realview MMC to use gpiolib ARM: 5685/1: Make MMCI driver compile without gpiolib ARM: implement highpte ARM: Show FIQ in /proc/interrupts on CONFIG_FIQ ... Fix up trivial conflict in arch/arm/kernel/signal.c. It was due to the TIF_NOTIFY_RESUME addition in commit d0420c83f ("KEYS: Extend TIF_NOTIFY_RESUME to (almost) all architectures") and follow-ups.
Diffstat (limited to 'arch/arm/include/asm/pgalloc.h')
-rw-r--r--arch/arm/include/asm/pgalloc.h16
1 files changed, 12 insertions, 4 deletions
diff --git a/arch/arm/include/asm/pgalloc.h b/arch/arm/include/asm/pgalloc.h
index 3dcd64b..b12cc98 100644
--- a/arch/arm/include/asm/pgalloc.h
+++ b/arch/arm/include/asm/pgalloc.h
@@ -36,6 +36,8 @@ extern void free_pgd_slow(struct mm_struct *mm, pgd_t *pgd);
#define pgd_alloc(mm) get_pgd_slow(mm)
#define pgd_free(mm, pgd) free_pgd_slow(mm, pgd)
+#define PGALLOC_GFP (GFP_KERNEL | __GFP_NOTRACK | __GFP_REPEAT | __GFP_ZERO)
+
/*
* Allocate one PTE table.
*
@@ -57,7 +59,7 @@ pte_alloc_one_kernel(struct mm_struct *mm, unsigned long addr)
{
pte_t *pte;
- pte = (pte_t *)__get_free_page(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO);
+ pte = (pte_t *)__get_free_page(PGALLOC_GFP);
if (pte) {
clean_dcache_area(pte, sizeof(pte_t) * PTRS_PER_PTE);
pte += PTRS_PER_PTE;
@@ -71,10 +73,16 @@ pte_alloc_one(struct mm_struct *mm, unsigned long addr)
{
struct page *pte;
- pte = alloc_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO, 0);
+#ifdef CONFIG_HIGHPTE
+ pte = alloc_pages(PGALLOC_GFP | __GFP_HIGHMEM, 0);
+#else
+ pte = alloc_pages(PGALLOC_GFP, 0);
+#endif
if (pte) {
- void *page = page_address(pte);
- clean_dcache_area(page, sizeof(pte_t) * PTRS_PER_PTE);
+ if (!PageHighMem(pte)) {
+ void *page = page_address(pte);
+ clean_dcache_area(page, sizeof(pte_t) * PTRS_PER_PTE);
+ }
pgtable_page_ctor(pte);
}
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