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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86:
  x86: revert assign IRQs to hpet timer
  x86: tsc prevent time going backwards
  xen: Clear PG_pinned in release_{pt,pd}()
  xen: Do not pin/unpin PMD pages
  xen: refactor xen_{alloc,release}_{pt,pd}()
  x86, agpgart: scary messages are fortunately obsolete
  xen: fix grant table bug
  x86: fix breakage of vSMP irq operations
  x86: print message if nmi_watchdog=2 cannot be enabled
  x86: fix nmi_watchdog=2 on Pentium-D CPUs
This commit is contained in:
Linus Torvalds
2008-04-04 14:42:58 -07:00
parent a1aa758d00 5761d64b27
commit 3a143125dd
12 changed files with 124 additions and 83 deletions
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include/asm-x86/irqflags.h
+29
View File
@@ -70,6 +70,26 @@ static inline void raw_local_irq_restore(unsigned long flags)
native_restore_fl(flags);
}
#ifdef CONFIG_X86_VSMP
/*
* Interrupt control for the VSMP architecture:
*/
static inline void raw_local_irq_disable(void)
{
unsigned long flags = __raw_local_save_flags();
raw_local_irq_restore((flags & ~X86_EFLAGS_IF) | X86_EFLAGS_AC);
}
static inline void raw_local_irq_enable(void)
{
unsigned long flags = __raw_local_save_flags();
raw_local_irq_restore((flags | X86_EFLAGS_IF) & (~X86_EFLAGS_AC));
}
#else
static inline void raw_local_irq_disable(void)
{
native_irq_disable();
@@ -80,6 +100,8 @@ static inline void raw_local_irq_enable(void)
native_irq_enable();
}
#endif
/*
* Used in the idle loop; sti takes one instruction cycle
* to complete:
@@ -137,10 +159,17 @@ static inline unsigned long __raw_local_irq_save(void)
#define raw_local_irq_save(flags) \
do { (flags) = __raw_local_irq_save(); } while (0)
#ifdef CONFIG_X86_VSMP
static inline int raw_irqs_disabled_flags(unsigned long flags)
{
return !(flags & X86_EFLAGS_IF) || (flags & X86_EFLAGS_AC);
}
#else
static inline int raw_irqs_disabled_flags(unsigned long flags)
{
return !(flags & X86_EFLAGS_IF);
}
#endif
static inline int raw_irqs_disabled(void)
{
include/linux/hpet.h
+1 -1
View File
@@ -64,7 +64,7 @@ struct hpet {
*/
#define Tn_INT_ROUTE_CAP_MASK (0xffffffff00000000ULL)
#define Tn_INT_ROUTE_CAP_SHIFT (32UL)
#define Tn_INI_ROUTE_CAP_SHIFT (32UL)
#define Tn_FSB_INT_DELCAP_MASK (0x8000UL)
#define Tn_FSB_INT_DELCAP_SHIFT (15)
#define Tn_FSB_EN_CNF_MASK (0x4000UL)