powerpc: Add doorbell tracepoints
authorAnton Blanchard <anton@ozlabs.org>
Thu, 4 Oct 2018 06:23:37 +0000 (16:23 +1000)
committerMichael Ellerman <mpe@ellerman.id.au>
Wed, 1 May 2019 06:45:05 +0000 (16:45 +1000)
commit5b2a15296210d3b70e06d0f09a8e701ff74ccbe8
treef52b9fc358a80514fe1d87416c3c8cd1b77df088
parent32eeb5614d3bf166e84fe69bb5f3a51a48cac7a1
powerpc: Add doorbell tracepoints

When analysing sources of OS jitter, I noticed that doorbells cannot be
traced.

Signed-off-by: Anton Blanchard <anton@ozlabs.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/include/asm/trace.h
arch/powerpc/kernel/dbell.c