Commit 1390da4e authored by Mike Frysinger's avatar Mike Frysinger Committed by Bryan Wu
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Blackfin arch: make sure cycles is marked as volatile so gcc doesnt reorder on us 



Signed-off-by: default avatarMike Frysinger <vapier.adi@gmail.com>
Signed-off-by: default avatarBryan Wu <cooloney@kernel.org>
parent ed061b7a

arch/blackfin/include/asm/timex.h

+1 −1
Original line number Diff line number Diff line
@@ -16,7 +16,7 @@ typedef unsigned long long cycles_t; 
static inline cycles_t get_cycles(void)

{

	unsigned long tmp, tmp2;

	__asm__("%0 = cycles; %1 = cycles2;" : "=d"(tmp), "=d"(tmp2));

	__asm__ __volatile__("%0 = cycles; %1 = cycles2;" : "=d"(tmp), "=d"(tmp2));

	return tmp | ((cycles_t)tmp2 << 32);

}