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authorGreg KH <greg@press.(none)>2005-06-27 22:07:56 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2005-06-27 22:07:56 -0700
commit8644d2a42bdba2d513f71c07eaf1b6f9b718b8eb (patch)
treec43b6c2fdf1b68b66906a2de69446dcec0f9af6b /include/asm-x86_64
parent1cde8a16815bd85c8137d1ea556398983c597c11 (diff)
parent99f95e5286df2f69edab8a04c7080d986ee4233b (diff)
downloadlinux-8644d2a42bdba2d513f71c07eaf1b6f9b718b8eb.tar.gz
Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'include/asm-x86_64')
-rw-r--r--include/asm-x86_64/tlbflush.h12
-rw-r--r--include/asm-x86_64/unistd.h6
2 files changed, 12 insertions, 6 deletions
diff --git a/include/asm-x86_64/tlbflush.h b/include/asm-x86_64/tlbflush.h
index 2e811ac262a..06174238252 100644
--- a/include/asm-x86_64/tlbflush.h
+++ b/include/asm-x86_64/tlbflush.h
@@ -22,16 +22,18 @@
*/
#define __flush_tlb_global() \
do { \
- unsigned long tmpreg; \
+ unsigned long tmpreg, cr4, cr4_orig; \
\
__asm__ __volatile__( \
- "movq %1, %%cr4; # turn off PGE \n" \
+ "movq %%cr4, %2; # turn off PGE \n" \
+ "movq %2, %1; \n" \
+ "andq %3, %1; \n" \
+ "movq %1, %%cr4; \n" \
"movq %%cr3, %0; # flush TLB \n" \
"movq %0, %%cr3; \n" \
"movq %2, %%cr4; # turn PGE back on \n" \
- : "=&r" (tmpreg) \
- : "r" (mmu_cr4_features & ~X86_CR4_PGE), \
- "r" (mmu_cr4_features) \
+ : "=&r" (tmpreg), "=&r" (cr4), "=&r" (cr4_orig) \
+ : "i" (~X86_CR4_PGE) \
: "memory"); \
} while (0)
diff --git a/include/asm-x86_64/unistd.h b/include/asm-x86_64/unistd.h
index d767adcbf0f..6560439a83e 100644
--- a/include/asm-x86_64/unistd.h
+++ b/include/asm-x86_64/unistd.h
@@ -561,8 +561,12 @@ __SYSCALL(__NR_add_key, sys_add_key)
__SYSCALL(__NR_request_key, sys_request_key)
#define __NR_keyctl 250
__SYSCALL(__NR_keyctl, sys_keyctl)
+#define __NR_ioprio_set 251
+__SYSCALL(__NR_ioprio_set, sys_ioprio_set)
+#define __NR_ioprio_get 252
+__SYSCALL(__NR_ioprio_get, sys_ioprio_get)
-#define __NR_syscall_max __NR_keyctl
+#define __NR_syscall_max __NR_ioprio_get
#ifndef __NO_STUBS
/* user-visible error numbers are in the range -1 - -4095 */