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Merge branch 'x86/asm' into x86/mm, to resolve conflicts

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Conflicts:
	tools/testing/selftests/x86/Makefile

Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2016-07-15 10:26:04 +02:00
parent dcb32d9913 be8a18e2e9
commit 38452af242
162 changed files with 3790 additions and 817 deletions
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17
arch/x86/boot/boot.h
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@@ -24,6 +24,7 @@
#include <linux/types.h>
#include <linux/edd.h>
#include <asm/setup.h>
#include <asm/asm.h>
#include "bitops.h"
#include "ctype.h"
#include "cpuflags.h"
@@ -176,18 +177,18 @@ static inline void wrgs32(u32 v, addr_t addr)
}
/* Note: these only return true/false, not a signed return value! */
static inline int memcmp_fs(const void *s1, addr_t s2, size_t len)
static inline bool memcmp_fs(const void *s1, addr_t s2, size_t len)
{
u8 diff;
asm volatile("fs; repe; cmpsb; setnz %0"
: "=qm" (diff), "+D" (s1), "+S" (s2), "+c" (len));
bool diff;
asm volatile("fs; repe; cmpsb" CC_SET(nz)
: CC_OUT(nz) (diff), "+D" (s1), "+S" (s2), "+c" (len));
return diff;
}
static inline int memcmp_gs(const void *s1, addr_t s2, size_t len)
static inline bool memcmp_gs(const void *s1, addr_t s2, size_t len)
{
u8 diff;
asm volatile("gs; repe; cmpsb; setnz %0"
: "=qm" (diff), "+D" (s1), "+S" (s2), "+c" (len));
bool diff;
asm volatile("gs; repe; cmpsb" CC_SET(nz)
: CC_OUT(nz) (diff), "+D" (s1), "+S" (s2), "+c" (len));
return diff;
}