Thread (1 message) 1 message, 1 author, 2011-05-31
DORMANTno replies

[PATCH] OMAP: don't trace functions called from sched_clock

From: Kevin Hilman <hidden>
Date: 2011-05-31 16:13:07
Also in: linux-omap

Tony Lindgren [off-list ref] writes:
* Kevin Hilman [off-list ref] [110527 17:28]:
quoted
Kevin Hilman [off-list ref] writes:
quoted
Rabin Vincent [off-list ref] writes:
quoted
omap_readl() is used from the sched_clock() implementations and so must
be marked notrace to avoid recursion in ftrace.  Same thing with
mpu_read() for OMAP1.

Signed-off-by: Rabin Vincent <redacted>
Acked-by: Kevin Hilman <redacted>
I also meant to suggest this should probably queue for .40-rc series.
Took a quick look and we should get rid of the omap_readl usage instead
like I commented in another mail.
Agreed, that's a better approach.

Kevin
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