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authorChris Wright <chrisw@sous-sol.org>2009-04-23 10:21:38 -0700
committerSteven Rostedt <rostedt@goodmis.org>2009-04-23 23:05:03 -0400
commitd7285c6b5c54397fdf112c2fb98ee43193173aa9 (patch)
tree0a58c8b895548cba7df25a60e9a504c5339c20c4
parent75db37d2f4c0ad9466ead57d467277d097b4105c (diff)
downloadlinux-d7285c6b5c54397fdf112c2fb98ee43193173aa9.tar.gz
x86: use native register access for native tlb flushing
currently these are paravirtulaized, doesn't appear any callers rely on this (no pv_ops backends are using native_tlb and overriding cr3/4 access). [ Impact: fix lockdep warning with paravirt and function tracer ] Signed-off-by: Chris Wright <chrisw@sous-sol.org> LKML-Reference: <20090423172138.GR3036@sequoia.sous-sol.org> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
-rw-r--r--arch/x86/include/asm/tlbflush.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h
index d3539f998f88..e2927c5f45b1 100644
--- a/arch/x86/include/asm/tlbflush.h
+++ b/arch/x86/include/asm/tlbflush.h
@@ -17,7 +17,7 @@
static inline void __native_flush_tlb(void)
{
- write_cr3(read_cr3());
+ native_write_cr3(native_read_cr3());
}
static inline void __native_flush_tlb_global(void)
@@ -32,11 +32,11 @@ static inline void __native_flush_tlb_global(void)
*/
raw_local_irq_save(flags);
- cr4 = read_cr4();
+ cr4 = native_read_cr4();
/* clear PGE */
- write_cr4(cr4 & ~X86_CR4_PGE);
+ native_write_cr4(cr4 & ~X86_CR4_PGE);
/* write old PGE again and flush TLBs */
- write_cr4(cr4);
+ native_write_cr4(cr4);
raw_local_irq_restore(flags);
}