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authorStephen Boyd <sboyd@codeaurora.org>2013-04-18 17:33:40 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2013-04-19 22:23:55 +0100
commitcea15092f098b7018e89f64a5a14bb71955965d5 (patch)
treefb52d959aaed9031b4d773a10db557aa103e35dc /lib
parentcb2d8b342aa084d1f3ac29966245dec9163677fb (diff)
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ARM: 7699/1: sched_clock: Add more notrace to prevent recursion
cyc_to_sched_clock() is called by sched_clock() and cyc_to_ns() is called by cyc_to_sched_clock(). I suspect that some compilers inline both of these functions into sched_clock() and so we've been getting away without having a notrace marking. It seems that my compiler isn't inlining cyc_to_sched_clock() though, so I'm hitting a recursion bug when I enable the function graph tracer, causing my system to crash. Marking these functions notrace fixes it. Technically cyc_to_ns() doesn't need the notrace because it's already marked inline, but let's just add it so that if we ever remove inline from that function it doesn't blow up. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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