powerpc/perf: Add privileged access check for thread_imc

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Add code to restrict user access to thread_imc pmu since
some event report privilege level information.

Fixes: f74c89bd80 ("powerpc/perf: Add thread IMC PMU support")
Signed-off-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Signed-off-by: Anju T Sudhakar <anju@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

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Madhavan Srinivasan 2019-04-16 15:18:29 +05:30 • committed by Michael Ellerman

parent dd50cf7cbc

commit 216c3087a3

1 changed files with 3 additions and 0 deletions

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arch/powerpc/perf/imc-pmu.c

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