]> git.baikalelectronics.ru Git - kernel.git/commit
powerpc/perf: Add privileged access check for thread_imc
authorMadhavan Srinivasan <maddy@linux.vnet.ibm.com>
Tue, 16 Apr 2019 09:48:29 +0000 (15:18 +0530)
committerMichael Ellerman <mpe@ellerman.id.au>
Thu, 2 May 2019 16:54:59 +0000 (02:54 +1000)
commit5a5c48970491b5b6339345c543d9796dca435329
tree8577264a377637135b8c91ea82ab66159cd422de
parente7f676e08f95f220f3cb511d43d40a7d5dc8e63e
powerpc/perf: Add privileged access check for thread_imc

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

Fixes: 6f95eb6c2bdad ("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>
arch/powerpc/perf/imc-pmu.c