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author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-01-27 11:14:02 -0500 |
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committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-01-27 11:14:02 -0500 |
commit | 6c02b7b1610f873888af20f291c07730889ff0f9 (patch) | |
tree | 1b33e6642cc81605b8d37c0bda0abff0ba64fa2d /arch/x86/include/asm/cmpxchg_64.h | |
parent | x86: xen: size struct xen_spinlock to always fit in arch_spinlock_t (diff) | |
parent | Linux 3.3-rc1 (diff) | |
download | linux-dev-6c02b7b1610f873888af20f291c07730889ff0f9.tar.xz linux-dev-6c02b7b1610f873888af20f291c07730889ff0f9.zip |
Merge commit 'v3.3-rc1' into stable/for-linus-fixes-3.3
* commit 'v3.3-rc1': (9775 commits)
Linux 3.3-rc1
x86, syscall: Need __ARCH_WANT_SYS_IPC for 32 bits
qnx4: don't leak ->BitMap on late failure exits
qnx4: reduce the insane nesting in qnx4_checkroot()
qnx4: di_fname is an array, for crying out loud...
KEYS: Permit key_serial() to be called with a const key pointer
keys: fix user_defined key sparse messages
ima: fix cred sparse warning
uml: fix compile for x86-64
MPILIB: Add a missing ENOMEM check
tpm: fix (ACPI S3) suspend regression
nvme: fix merge error due to change of 'make_request_fn' fn type
xen: using EXPORT_SYMBOL requires including export.h
gpio: tps65910: Use correct offset for gpio initialization
acpi/apei/einj: Add extensions to EINJ from rev 5.0 of acpi spec
intel_idle: Split up and provide per CPU initialization func
ACPI processor: Remove unneeded variable passed by acpi_processor_hotadd_init V2
tg3: Fix single-vector MSI-X code
openvswitch: Fix multipart datapath dumps.
ipv6: fix per device IP snmp counters
...
Diffstat (limited to 'arch/x86/include/asm/cmpxchg_64.h')
-rw-r--r-- | arch/x86/include/asm/cmpxchg_64.h | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/arch/x86/include/asm/cmpxchg_64.h b/arch/x86/include/asm/cmpxchg_64.h index 285da02c38fa..614be87f1a9b 100644 --- a/arch/x86/include/asm/cmpxchg_64.h +++ b/arch/x86/include/asm/cmpxchg_64.h @@ -20,49 +20,6 @@ static inline void set_64bit(volatile u64 *ptr, u64 val) cmpxchg_local((ptr), (o), (n)); \ }) -#define cmpxchg16b(ptr, o1, o2, n1, n2) \ -({ \ - char __ret; \ - __typeof__(o2) __junk; \ - __typeof__(*(ptr)) __old1 = (o1); \ - __typeof__(o2) __old2 = (o2); \ - __typeof__(*(ptr)) __new1 = (n1); \ - __typeof__(o2) __new2 = (n2); \ - asm volatile(LOCK_PREFIX "cmpxchg16b %2;setz %1" \ - : "=d"(__junk), "=a"(__ret), "+m" (*ptr) \ - : "b"(__new1), "c"(__new2), \ - "a"(__old1), "d"(__old2)); \ - __ret; }) - - -#define cmpxchg16b_local(ptr, o1, o2, n1, n2) \ -({ \ - char __ret; \ - __typeof__(o2) __junk; \ - __typeof__(*(ptr)) __old1 = (o1); \ - __typeof__(o2) __old2 = (o2); \ - __typeof__(*(ptr)) __new1 = (n1); \ - __typeof__(o2) __new2 = (n2); \ - asm volatile("cmpxchg16b %2;setz %1" \ - : "=d"(__junk), "=a"(__ret), "+m" (*ptr) \ - : "b"(__new1), "c"(__new2), \ - "a"(__old1), "d"(__old2)); \ - __ret; }) - -#define cmpxchg_double(ptr, o1, o2, n1, n2) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ - VM_BUG_ON((unsigned long)(ptr) % 16); \ - cmpxchg16b((ptr), (o1), (o2), (n1), (n2)); \ -}) - -#define cmpxchg_double_local(ptr, o1, o2, n1, n2) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ - VM_BUG_ON((unsigned long)(ptr) % 16); \ - cmpxchg16b_local((ptr), (o1), (o2), (n1), (n2)); \ -}) - #define system_has_cmpxchg_double() cpu_has_cx16 #endif /* _ASM_X86_CMPXCHG_64_H */ |