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-rw-r--r--include/asm-i386/acpi.h1
-rw-r--r--include/asm-x86_64/acpi.h1
-rw-r--r--include/asm-x86_64/pda.h9
-rw-r--r--include/asm-x86_64/vsyscall.h2
4 files changed, 11 insertions, 2 deletions
diff --git a/include/asm-i386/acpi.h b/include/asm-i386/acpi.h
index 6016632d032f..c80b3a94511a 100644
--- a/include/asm-i386/acpi.h
+++ b/include/asm-i386/acpi.h
@@ -132,6 +132,7 @@ extern int acpi_gsi_to_irq(u32 gsi, unsigned int *irq);
#ifdef CONFIG_X86_IO_APIC
extern int acpi_skip_timer_override;
+extern int acpi_use_timer_override;
#endif
static inline void acpi_noirq_set(void) { acpi_noirq = 1; }
diff --git a/include/asm-x86_64/acpi.h b/include/asm-x86_64/acpi.h
index ed59aa4c6ff9..9d1916e59c04 100644
--- a/include/asm-x86_64/acpi.h
+++ b/include/asm-x86_64/acpi.h
@@ -163,6 +163,7 @@ extern u8 x86_acpiid_to_apicid[];
#define ARCH_HAS_POWER_INIT 1
extern int acpi_skip_timer_override;
+extern int acpi_use_timer_override;
#endif /*__KERNEL__*/
diff --git a/include/asm-x86_64/pda.h b/include/asm-x86_64/pda.h
index 14996d962bac..5642634843c4 100644
--- a/include/asm-x86_64/pda.h
+++ b/include/asm-x86_64/pda.h
@@ -109,6 +109,15 @@ extern struct x8664_pda _proxy_pda;
#define sub_pda(field,val) pda_to_op("sub",field,val)
#define or_pda(field,val) pda_to_op("or",field,val)
+/* This is not atomic against other CPUs -- CPU preemption needs to be off */
+#define test_and_clear_bit_pda(bit,field) ({ \
+ int old__; \
+ asm volatile("btr %2,%%gs:%c3\n\tsbbl %0,%0" \
+ : "=r" (old__), "+m" (_proxy_pda.field) \
+ : "dIr" (bit), "i" (pda_offset(field)) : "memory"); \
+ old__; \
+})
+
#endif
#define PDA_STACKOFFSET (5*8)
diff --git a/include/asm-x86_64/vsyscall.h b/include/asm-x86_64/vsyscall.h
index fd452fc2c037..01d1c17e2849 100644
--- a/include/asm-x86_64/vsyscall.h
+++ b/include/asm-x86_64/vsyscall.h
@@ -59,8 +59,6 @@ extern seqlock_t xtime_lock;
extern int sysctl_vsyscall;
-extern void vsyscall_set_cpu(int cpu);
-
#define ARCH_HAVE_XTIME_LOCK 1
#endif /* __KERNEL__ */