Commit 2df7a6e9 authored Sep 03, 2010 by Brian Gerst Committed by H. Peter Anvin Sep 09, 2010

x86: Use correct type for %cr4



%cr4 is 64-bit in 64-bit mode (although the upper 32-bits are currently reserved).
Use unsigned long for the temporary variable to get the right size.

Signed-off-by: Brian Gerst <brgerst@gmail.com>
Acked-by: Pekka Enberg <penberg@kernel.org>
Cc: Suresh Siddha <suresh.b.siddha@intel.com>
LKML-Reference: <1283563039-3466-2-git-send-email-brgerst@gmail.com>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>

parent 1f999ab5

arch/x86/include/asm/processor.h

+2 −2

Original line number	Diff line number	Diff line
		@@ -602,7 +602,7 @@ extern unsigned long mmu_cr4_features;

		static inline void set_in_cr4(unsigned long mask)
		{
		unsigned cr4;
		unsigned long cr4;

		mmu_cr4_features \|= mask;
		cr4 = read_cr4();
		@@ -612,7 +612,7 @@ static inline void set_in_cr4(unsigned long mask)

		static inline void clear_in_cr4(unsigned long mask)
		{
		unsigned cr4;
		unsigned long cr4;

		mmu_cr4_features &= ~mask;
		cr4 = read_cr4();