diff options
Diffstat (limited to 'arch/x86/xen')
| -rw-r--r-- | arch/x86/xen/enlighten.c | 4 | ||||
| -rw-r--r-- | arch/x86/xen/mmu.c | 4 | ||||
| -rw-r--r-- | arch/x86/xen/setup.c | 3 |
3 files changed, 9 insertions, 2 deletions
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index b960429d5b65..2d69617950f7 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -951,6 +951,10 @@ static const struct pv_info xen_info __initconst = { .paravirt_enabled = 1, .shared_kernel_pmd = 0, +#ifdef CONFIG_X86_64 + .extra_user_64bit_cs = FLAT_USER_CS64, +#endif + .name = "Xen", }; diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 24abc1f50dc5..20a614275064 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -1920,6 +1920,7 @@ static void xen_set_fixmap(unsigned idx, phys_addr_t phys, pgprot_t prot) # endif #else case VSYSCALL_LAST_PAGE ... VSYSCALL_FIRST_PAGE: + case VVAR_PAGE: #endif case FIX_TEXT_POKE0: case FIX_TEXT_POKE1: @@ -1960,7 +1961,8 @@ static void xen_set_fixmap(unsigned idx, phys_addr_t phys, pgprot_t prot) #ifdef CONFIG_X86_64 /* Replicate changes to map the vsyscall page into the user pagetable vsyscall mapping. */ - if (idx >= VSYSCALL_LAST_PAGE && idx <= VSYSCALL_FIRST_PAGE) { + if ((idx >= VSYSCALL_LAST_PAGE && idx <= VSYSCALL_FIRST_PAGE) || + idx == VVAR_PAGE) { unsigned long vaddr = __fix_to_virt(idx); set_pte_vaddr_pud(level3_user_vsyscall, vaddr, pte); } diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index ff3dfa176814..c3b8d440873c 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -9,6 +9,7 @@ #include <linux/mm.h> #include <linux/pm.h> #include <linux/memblock.h> +#include <linux/cpuidle.h> #include <asm/elf.h> #include <asm/vdso.h> @@ -443,7 +444,7 @@ void __init xen_arch_setup(void) #ifdef CONFIG_X86_32 boot_cpu_data.hlt_works_ok = 1; #endif - pm_idle = default_idle; + disable_cpuidle(); boot_option_idle_override = IDLE_HALT; fiddle_vdso(); |
