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authorSimon Glass <sjg@chromium.org>2013-06-11 11:14:50 -0700
committerTom Rini <trini@ti.com>2013-06-26 10:18:56 -0400
commitca35a0cdf26ff25b4128822ad2554ebd03eb2d42 (patch)
tree2c2dfa844af693a7c74f23234cfae7c70859cbcb /arch/arm/cpu/armv7/s5p-common
parentbce1b92aa11fc7dadae19452e9ff84c33a4b0c9a (diff)
downloadblackbird-obmc-uboot-ca35a0cdf26ff25b4128822ad2554ebd03eb2d42.tar.gz
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exynos: Avoid function instrumentation for microsecond timer
For tracing to work it has to be able to access the microsecond timer without causing a recursive call to the function entry/exit handlers. Add attributes to the relevant functions to support this. Signed-off-by: Simon Glass <sjg@chromium.org> Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/arm/cpu/armv7/s5p-common')
-rw-r--r--arch/arm/cpu/armv7/s5p-common/timer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv7/s5p-common/timer.c b/arch/arm/cpu/armv7/s5p-common/timer.c
index 4adfaae656..637593c339 100644
--- a/arch/arm/cpu/armv7/s5p-common/timer.c
+++ b/arch/arm/cpu/armv7/s5p-common/timer.c
@@ -95,7 +95,7 @@ unsigned long get_timer(unsigned long base)
return time_ms - base;
}
-unsigned long timer_get_us(void)
+unsigned long __attribute__((no_instrument_function)) timer_get_us(void)
{
static unsigned long base_time_us;
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