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-rw-r--r--arch/parisc/include/uapi/asm/posix_types.h3
-rw-r--r--arch/parisc/kernel/entry.S5
-rw-r--r--arch/parisc/mm/init.c10
3 files changed, 7 insertions, 11 deletions
diff --git a/arch/parisc/include/uapi/asm/posix_types.h b/arch/parisc/include/uapi/asm/posix_types.h
index 2785632c85e7..8dce56f5dcee 100644
--- a/arch/parisc/include/uapi/asm/posix_types.h
+++ b/arch/parisc/include/uapi/asm/posix_types.h
@@ -16,9 +16,6 @@ typedef unsigned short __kernel_mode_t;
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;
diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S
index 1c60408a64ad..d5eb19efa65b 100644
--- a/arch/parisc/kernel/entry.S
+++ b/arch/parisc/kernel/entry.S
@@ -394,6 +394,7 @@
*/
.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 */
@@ -910,9 +911,9 @@ intr_check_sig:
* 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
diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c
index e7e626bcd0be..f88a52b8531c 100644
--- a/arch/parisc/mm/init.c
+++ b/arch/parisc/mm/init.c
@@ -513,17 +513,15 @@ static void __init map_pages(unsigned long start_vaddr,
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)