From: Ian Campbell Date: Fri, 29 Oct 2010 15:56:19 +0000 (+0100) Subject: xen: correct size of level2_kernel_pgt X-Git-Tag: v2.6.37-rc5~10^2~15 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a2d771c036eb8c040683089ca04c36dfb93a0e60;p=platform%2Fkernel%2Flinux-3.10.git xen: correct size of level2_kernel_pgt sizeof(pmd_t *) is 4 bytes on 32-bit PAE leading to an allocation of only 2048 bytes. The correct size is sizeof(pmd_t) giving us a full page allocation. Signed-off-by: Ian Campbell Cc: Jeremy Fitzhardinge Signed-off-by: Jeremy Fitzhardinge --- diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index c237b81..21ed8d7 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -2126,7 +2126,7 @@ __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd, { pmd_t *kernel_pmd; - level2_kernel_pgt = extend_brk(sizeof(pmd_t *) * PTRS_PER_PMD, PAGE_SIZE); + level2_kernel_pgt = extend_brk(sizeof(pmd_t) * PTRS_PER_PMD, PAGE_SIZE); max_pfn_mapped = PFN_DOWN(__pa(xen_start_info->pt_base) + xen_start_info->nr_pt_frames * PAGE_SIZE +