#ifndef _TOOLS_LINUX_ASM_X86_RMWcc #define _TOOLS_LINUX_ASM_X86_RMWcc #ifdef CC_HAVE_ASM_GOTO #define __GEN_RMWcc(fullop, var, cc, ...) \ do { \ asm_volatile_goto (fullop "; j" cc " %l[cc_label]" \ : : "m" (var), ## __VA_ARGS__ \ : "memory" : cc_label); \ return 0; \ cc_label: \ return 1; \ } while (0) #define GEN_UNARY_RMWcc(op, var, arg0, cc) \ __GEN_RMWcc(op " " arg0, var, cc) #define GEN_BINARY_RMWcc(op, var, vcon, val, arg0, cc) \ __GEN_RMWcc(op " %1, " arg0, var, cc, vcon (val)) #else /* !CC_HAVE_ASM_GOTO */ #define __GEN_RMWcc(fullop, var, cc, ...) \ do { \ char c; \ asm volatile (fullop "; set" cc " %1" \ : "+m" (var), "=qm" (c) \ : __VA_ARGS__ : "memory"); \ return c != 0; \ } while (0) #define GEN_UNARY_RMWcc(op, var, arg0, cc) \ __GEN_RMWcc(op " " arg0, var, cc) #define GEN_BINARY_RMWcc(op, var, vcon, val, arg0, cc) \ __GEN_RMWcc(op " %2, " arg0, var, cc, vcon (val)) #endif /* CC_HAVE_ASM_GOTO */ #endif /* _TOOLS_LINUX_ASM_X86_RMWcc */ e-cleanup net-next plumbingsTobias Klauser
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authorThomas Gleixner <tglx@linutronix.de>2016-12-25 12:30:41 +0100
committerThomas Gleixner <tglx@linutronix.de>2016-12-25 17:21:22 +0100
commit8b0e195314fabd58a331c4f7b6db75a1565535d7 (patch)
tree6ff9d2d9388406b8447b09b6a4037795142172de /include/uapi/drm/tegra_drm.h
parent2456e855354415bfaeb7badaa14e11b3e02c8466 (diff)
ktime: Cleanup ktime_set() usage
ktime_set(S,N) was required for the timespec storage type and is still useful for situations where a Seconds and Nanoseconds part of a time value needs to be converted. For anything where the Seconds argument is 0, this is pointless and can be replaced with a simple assignment. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org>
Diffstat (limited to 'include/uapi/drm/tegra_drm.h')