diff options
Diffstat (limited to 'arch/powerpc/kernel/vdso.c')
| -rw-r--r-- | arch/powerpc/kernel/vdso.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c index 7d14bb697d4..9eb5b9b536a 100644 --- a/arch/powerpc/kernel/vdso.c +++ b/arch/powerpc/kernel/vdso.c @@ -24,7 +24,6 @@ #include <linux/memblock.h> #include <asm/pgtable.h> -#include <asm/system.h> #include <asm/processor.h> #include <asm/mmu.h> #include <asm/mmu_context.h> @@ -263,17 +262,11 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) * the "data" page of the vDSO or you'll stop getting kernel updates * and your nice userland gettimeofday will be totally dead. * It's fine to use that for setting breakpoints in the vDSO code - * pages though - * - * Make sure the vDSO gets into every core dump. - * Dumping its contents makes post-mortem fully interpretable later - * without matching up the same kernel and hardware config to see - * what PC values meant. + * pages though. */ rc = install_special_mapping(mm, vdso_base, vdso_pages << PAGE_SHIFT, VM_READ|VM_EXEC| - VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC| - VM_ALWAYSDUMP, + VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC, vdso_pagelist); if (rc) { current->mm->context.vdso_base = 0; @@ -727,10 +720,10 @@ static int __init vdso_init(void) vdso_data->version.minor = SYSTEMCFG_MINOR; vdso_data->processor = mfspr(SPRN_PVR); /* - * Fake the old platform number for pSeries and iSeries and add + * Fake the old platform number for pSeries and add * in LPAR bit if necessary */ - vdso_data->platform = machine_is(iseries) ? 0x200 : 0x100; + vdso_data->platform = 0x100; if (firmware_has_feature(FW_FEATURE_LPAR)) vdso_data->platform |= 1; vdso_data->physicalMemorySize = memblock_phys_mem_size(); |