Commit 46e1abc6 authored by Joe Perches's avatar Joe Perches Committed by Ingo Molnar

include/asm-x86/pda.h: checkpatch cleanups - formatting only

Signed-off-by: default avatarJoe Perches <joe@perches.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 69bdb7bc
...@@ -57,34 +57,36 @@ extern struct x8664_pda _proxy_pda; ...@@ -57,34 +57,36 @@ extern struct x8664_pda _proxy_pda;
#define pda_offset(field) offsetof(struct x8664_pda, field) #define pda_offset(field) offsetof(struct x8664_pda, field)
#define pda_to_op(op, field, val) do { \ #define pda_to_op(op, field, val) \
typedef typeof(_proxy_pda.field) T__; \ do { \
if (0) { T__ tmp__; tmp__ = (val); } /* type checking */ \ typedef typeof(_proxy_pda.field) T__; \
switch (sizeof(_proxy_pda.field)) { \ if (0) { T__ tmp__; tmp__ = (val); } /* type checking */ \
case 2: \ switch (sizeof(_proxy_pda.field)) { \
asm(op "w %1,%%gs:%c2" : \ case 2: \
"+m" (_proxy_pda.field) : \ asm(op "w %1,%%gs:%c2" : \
"ri" ((T__)val), \ "+m" (_proxy_pda.field) : \
"i"(pda_offset(field))); \ "ri" ((T__)val), \
break; \ "i"(pda_offset(field))); \
case 4: \ break; \
asm(op "l %1,%%gs:%c2" : \ case 4: \
"+m" (_proxy_pda.field) : \ asm(op "l %1,%%gs:%c2" : \
"ri" ((T__)val), \ "+m" (_proxy_pda.field) : \
"i" (pda_offset(field))); \ "ri" ((T__)val), \
break; \ "i" (pda_offset(field))); \
case 8: \ break; \
asm(op "q %1,%%gs:%c2": \ case 8: \
"+m" (_proxy_pda.field) : \ asm(op "q %1,%%gs:%c2": \
"ri" ((T__)val), \ "+m" (_proxy_pda.field) : \
"i"(pda_offset(field))); \ "ri" ((T__)val), \
break; \ "i"(pda_offset(field))); \
default: \ break; \
__bad_pda_field(); \ default: \
} \ __bad_pda_field(); \
} while (0) } \
} while (0)
#define pda_from_op(op,field) ({ \ #define pda_from_op(op, field) \
({ \
typeof(_proxy_pda.field) ret__; \ typeof(_proxy_pda.field) ret__; \
switch (sizeof(_proxy_pda.field)) { \ switch (sizeof(_proxy_pda.field)) { \
case 2: \ case 2: \
...@@ -92,23 +94,24 @@ extern struct x8664_pda _proxy_pda; ...@@ -92,23 +94,24 @@ extern struct x8664_pda _proxy_pda;
"=r" (ret__) : \ "=r" (ret__) : \
"i" (pda_offset(field)), \ "i" (pda_offset(field)), \
"m" (_proxy_pda.field)); \ "m" (_proxy_pda.field)); \
break; \ break; \
case 4: \ case 4: \
asm(op "l %%gs:%c1,%0": \ asm(op "l %%gs:%c1,%0": \
"=r" (ret__): \ "=r" (ret__): \
"i" (pda_offset(field)), \ "i" (pda_offset(field)), \
"m" (_proxy_pda.field)); \ "m" (_proxy_pda.field)); \
break; \ break; \
case 8: \ case 8: \
asm(op "q %%gs:%c1,%0": \ asm(op "q %%gs:%c1,%0": \
"=r" (ret__) : \ "=r" (ret__) : \
"i" (pda_offset(field)), \ "i" (pda_offset(field)), \
"m" (_proxy_pda.field)); \ "m" (_proxy_pda.field)); \
break; \ break; \
default: \ default: \
__bad_pda_field(); \ __bad_pda_field(); \
} \ } \
ret__; }) ret__; \
})
#define read_pda(field) pda_from_op("mov", field) #define read_pda(field) pda_from_op("mov", field)
#define write_pda(field, val) pda_to_op("mov", field, val) #define write_pda(field, val) pda_to_op("mov", field, val)
...@@ -117,12 +120,13 @@ extern struct x8664_pda _proxy_pda; ...@@ -117,12 +120,13 @@ extern struct x8664_pda _proxy_pda;
#define or_pda(field, val) pda_to_op("or", field, val) #define or_pda(field, val) pda_to_op("or", field, val)
/* This is not atomic against other CPUs -- CPU preemption needs to be off */ /* This is not atomic against other CPUs -- CPU preemption needs to be off */
#define test_and_clear_bit_pda(bit, field) ({ \ #define test_and_clear_bit_pda(bit, field) \
int old__; \ ({ \
asm volatile("btr %2,%%gs:%c3\n\tsbbl %0,%0" \ int old__; \
: "=r" (old__), "+m" (_proxy_pda.field) \ asm volatile("btr %2,%%gs:%c3\n\tsbbl %0,%0" \
: "dIr" (bit), "i" (pda_offset(field)) : "memory"); \ : "=r" (old__), "+m" (_proxy_pda.field) \
old__; \ : "dIr" (bit), "i" (pda_offset(field)) : "memory");\
old__; \
}) })
#endif #endif
......
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