xiaomi-sm8450/android_kernel_xiaomi_sm8450
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Pull pvops into release branch

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This commit is contained in:
Tony Luck
2009-03-31 14:25:08 -07:00
committed by Tony Luck
parent 50fbe56c12 7120569c76
commit c66b31f392
45 changed files with 3134 additions and 212 deletions
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9
arch/ia64/mm/init.c
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@@ -35,6 +35,7 @@
#include <asm/uaccess.h>
#include <asm/unistd.h>
#include <asm/mca.h>
#include <asm/paravirt.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
@@ -259,6 +260,7 @@ put_kernel_page (struct page *page, unsigned long address, pgprot_t pgprot)
static void __init
setup_gate (void)
{
void *gate_section;
struct page *page;
/*
@@ -266,10 +268,11 @@ setup_gate (void)
* headers etc. and once execute-only page to enable
* privilege-promotion via "epc":
*/
page = virt_to_page(ia64_imva(__start_gate_section));
gate_section = paravirt_get_gate_section();
page = virt_to_page(ia64_imva(gate_section));
put_kernel_page(page, GATE_ADDR, PAGE_READONLY);
#ifdef HAVE_BUGGY_SEGREL
page = virt_to_page(ia64_imva(__start_gate_section + PAGE_SIZE));
page = virt_to_page(ia64_imva(gate_section + PAGE_SIZE));
put_kernel_page(page, GATE_ADDR + PAGE_SIZE, PAGE_GATE);
#else
put_kernel_page(page, GATE_ADDR + PERCPU_PAGE_SIZE, PAGE_GATE);
@@ -667,8 +670,8 @@ mem_init (void)
* code can tell them apart.
*/
for (i = 0; i < NR_syscalls; ++i) {
extern unsigned long fsyscall_table[NR_syscalls];
extern unsigned long sys_call_table[NR_syscalls];
unsigned long *fsyscall_table = paravirt_get_fsyscall_table();
if (!fsyscall_table[i] || nolwsys)
fsyscall_table[i] = sys_call_table[i] | 1;