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ia64/pv_ops: implement binary patching optimization for native.

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implement binary patching optimization for pv_cpu_ops.
With this optimization, indirect call for pv_cpu_ops methods can be
converted into inline execution or direct call.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Isaku Yamahata
2009-03-04 21:06:52 +09:00
committed by Tony Luck
parent bf7ab02f62
commit 03f511dd02
7 changed files with 898 additions and 25 deletions
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6
arch/ia64/include/asm/intrinsics.h
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@@ -201,7 +201,11 @@ extern long ia64_cmpxchg_called_with_bad_pointer (void);
#ifndef __ASSEMBLY__
#if defined(CONFIG_PARAVIRT) && defined(__KERNEL__)
#define IA64_INTRINSIC_API(name) pv_cpu_ops.name
#ifdef ASM_SUPPORTED
# define IA64_INTRINSIC_API(name) paravirt_ ## name
#else
# define IA64_INTRINSIC_API(name) pv_cpu_ops.name
#endif
#define IA64_INTRINSIC_MACRO(name) paravirt_ ## name
#else
#define IA64_INTRINSIC_API(name) ia64_native_ ## name