Messages in this thread | | | Date | Wed, 24 Mar 2021 10:53:13 -0400 | From | Steven Rostedt <> | Subject | Re: [PATCH] tee: optee: add invoke_fn tracepoints |
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On Wed, 24 Mar 2021 07:48:53 -0700 Guenter Roeck <linux@roeck-us.net> wrote:
> On Wed, Mar 24, 2021 at 07:34:07AM -0700, Guenter Roeck wrote: > > On Wed, Feb 10, 2021 at 02:44:09PM +0800, Jisheng Zhang wrote: > > > Add tracepoints to retrieve information about the invoke_fn. This would > > > help to measure how many invoke_fn are triggered and how long it takes > > > to complete one invoke_fn call. > > > > > > Signed-off-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com> > > > > arm64:defconfig: > > > > make-arm64 -j drivers/tee/optee/call.o > > CALL scripts/atomic/check-atomics.sh > > CALL scripts/checksyscalls.sh > > CC drivers/tee/optee/call.o > > In file included from drivers/tee/optee/optee_trace.h:67, > > from drivers/tee/optee/call.c:18: > > ./include/trace/define_trace.h:95:42: fatal error: ./optee_trace.h: No such file or directory > > 95 | #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) > > | ^ > > compilation terminated. > > > > The problem also affects arm:imx_v6_v7_defconfig. >
I think it affects everything. The problem is that the drivers/tee/optee/Makefile needs to be updated with:
CFLAGS_call.o := -I$(src)
otherwise the compiler wont know how to find the path to optee_tree.h.
This is described in:
samples/trace_events/Makefile
-- Steve
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