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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-15 09:51:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-15 09:51:09 -0700
commit723e9db7a46e328527cc3da2b478b831184fe828 (patch)
treecdeda255633057dcb4c84097bed27b2bbf76970f /arch/powerpc/mm/hugetlbpage.c
parentada3fa15057205b7d3f727bba5cd26b5912e350f (diff)
parentd331d8305cba713605854aab63a000fb892353a7 (diff)
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (134 commits) powerpc/nvram: Enable use Generic NVRAM driver for different size chips powerpc/iseries: Fix oops reading from /proc/iSeries/mf/*/cmdline powerpc/ps3: Workaround for flash memory I/O error powerpc/booke: Don't set DABR on 64-bit BookE, use DAC1 instead powerpc/perf_counters: Reduce stack usage of power_check_constraints powerpc: Fix bug where perf_counters breaks oprofile powerpc/85xx: Fix SMP compile error and allow NULL for smp_ops powerpc/irq: Improve nanodoc powerpc: Fix some late PowerMac G5 with PCIe ATI graphics powerpc/fsl-booke: Use HW PTE format if CONFIG_PTE_64BIT powerpc/book3e: Add missing page sizes powerpc/pseries: Fix to handle slb resize across migration powerpc/powermac: Thermal control turns system off too eagerly powerpc/pci: Merge ppc32 and ppc64 versions of phb_scan() powerpc/405ex: support cuImage via included dtb powerpc/405ex: provide necessary fixup function to support cuImage powerpc/40x: Add support for the ESTeem 195E (PPC405EP) SBC powerpc/44x: Add Eiger AMCC (AppliedMicro) PPC460SX evaluation board support. powerpc/44x: Update Arches defconfig powerpc/44x: Update Arches dts ... Fix up conflicts in drivers/char/agp/uninorth-agp.c
Diffstat (limited to 'arch/powerpc/mm/hugetlbpage.c')
-rw-r--r--arch/powerpc/mm/hugetlbpage.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index c46ef2ffa3d..90df6ffe3a4 100644
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -57,8 +57,10 @@ unsigned int mmu_huge_psizes[MMU_PAGE_COUNT] = { }; /* initialize all to 0 */
#define HUGEPTE_CACHE_NAME(psize) (huge_pgtable_cache_name[psize])
static const char *huge_pgtable_cache_name[MMU_PAGE_COUNT] = {
- "unused_4K", "hugepte_cache_64K", "unused_64K_AP",
- "hugepte_cache_1M", "hugepte_cache_16M", "hugepte_cache_16G"
+ [MMU_PAGE_64K] = "hugepte_cache_64K",
+ [MMU_PAGE_1M] = "hugepte_cache_1M",
+ [MMU_PAGE_16M] = "hugepte_cache_16M",
+ [MMU_PAGE_16G] = "hugepte_cache_16G",
};
/* Flag to mark huge PD pointers. This means pmd_bad() and pud_bad()
@@ -700,6 +702,8 @@ static void __init set_huge_psize(int psize)
if (mmu_huge_psizes[psize] ||
mmu_psize_defs[psize].shift == PAGE_SHIFT)
return;
+ if (WARN_ON(HUGEPTE_CACHE_NAME(psize) == NULL))
+ return;
hugetlb_add_hstate(mmu_psize_defs[psize].shift - PAGE_SHIFT);
switch (mmu_psize_defs[psize].shift) {