typedef unsigned short __kernel_ipc_pid_t;
#define __kernel_ipc_pid_t __kernel_ipc_pid_t
-typedef int __kernel_suseconds_t;
-#define __kernel_suseconds_t __kernel_suseconds_t
-
typedef long long __kernel_off64_t;
typedef unsigned long long __kernel_ino64_t;
*/
.macro space_check spc,tmp,fault
mfsp %sr7,\tmp
+ /* check against %r0 which is same value as LINUX_GATEWAY_SPACE */
or,COND(<>) %r0,\spc,%r0 /* user may execute gateway page
* as kernel, so defeat the space
* check if it is */
* Only do signals if we are returning to user space
*/
LDREG PT_IASQ0(%r16), %r20
- cmpib,COND(=),n 0,%r20,intr_restore /* backward */
+ cmpib,COND(=),n LINUX_GATEWAY_SPACE, %r20, intr_restore /* backward */
LDREG PT_IASQ1(%r16), %r20
- cmpib,COND(=),n 0,%r20,intr_restore /* backward */
+ cmpib,COND(=),n LINUX_GATEWAY_SPACE, %r20, intr_restore /* backward */
/* NOTE: We need to enable interrupts if we have to deliver
* signals. We used to do this earlier but it caused kernel
void __init set_kernel_text_rw(int enable_read_write)
{
- unsigned long start = (unsigned long)_stext;
+ unsigned long start = (unsigned long)__init_begin;
unsigned long end = (unsigned long)_etext;
map_pages(start, __pa(start), end-start,
PAGE_KERNEL_RWX, enable_read_write ? 1:0);
- /* force the kernel to see the new TLB entries */
- __flush_tlb_range(0, start, end);
-
- /* dump old cached instructions */
- flush_icache_range(start, end);
+ /* force the kernel to see the new page table entries */
+ flush_cache_all();
+ flush_tlb_all();
}
void __ref free_initmem(void)