[PATCH 09/14] staging: unisys: clean up vmcall functions
Benjamin Romer
benjamin.romer at unisys.com
Tue Aug 5 18:57:53 UTC 2014
Clean up the format of the vmcall functions in iovmcall_gnuc.h. These functions
are rewritten for clarity and to correct the indention, without changing any
functionality.
Signed-off-by: Benjamin Romer <benjamin.romer at unisys.com>
---
.../unisys/common-spar/include/iovmcall_gnuc.h | 26 +++++++++-------------
1 file changed, 11 insertions(+), 15 deletions(-)
diff --git a/drivers/staging/unisys/common-spar/include/iovmcall_gnuc.h b/drivers/staging/unisys/common-spar/include/iovmcall_gnuc.h
index 55437f7..57dd93e 100644
--- a/drivers/staging/unisys/common-spar/include/iovmcall_gnuc.h
+++ b/drivers/staging/unisys/common-spar/include/iovmcall_gnuc.h
@@ -22,13 +22,11 @@ __unisys_vmcall_gnuc(unsigned long tuple, unsigned long reg_ebx,
unsigned int cpuid_eax, cpuid_ebx, cpuid_ecx, cpuid_edx;
cpuid(0x00000001, &cpuid_eax, &cpuid_ebx, &cpuid_ecx, &cpuid_edx);
- if (cpuid_ecx & 0x80000000) {
- __asm__ __volatile__(".byte 0x00f, 0x001, 0x0c1" : "=a"(result) :
- "a"(tuple), "b"(reg_ebx), "c"(reg_ecx)
- );
- } else {
- result = -1;
- }
+ if (!(cpuid_ecx & 0x80000000))
+ return -1;
+
+ __asm__ __volatile__(".byte 0x00f, 0x001, 0x0c1" : "=a"(result) :
+ "a"(tuple), "b"(reg_ebx), "c"(reg_ecx));
return result;
}
@@ -42,12 +40,10 @@ __unisys_extended_vmcall_gnuc(unsigned long long tuple,
unsigned int cpuid_eax, cpuid_ebx, cpuid_ecx, cpuid_edx;
cpuid(0x00000001, &cpuid_eax, &cpuid_ebx, &cpuid_ecx, &cpuid_edx);
- if (cpuid_ecx & 0x80000000) {
- __asm__ __volatile__(".byte 0x00f, 0x001, 0x0c1" : "=a"(result) :
- "a"(tuple), "b"(reg_ebx), "c"(reg_ecx),
- "d"(reg_edx));
- } else {
- result = -1;
- }
+ if (!(cpuid_ecx & 0x80000000))
+ return -1;
+
+ __asm__ __volatile__(".byte 0x00f, 0x001, 0x0c1" : "=a"(result) :
+ "a"(tuple), "b"(reg_ebx), "c"(reg_ecx), "d"(reg_edx));
return result;
- }
+}
--
1.9.1
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