]> git.baikalelectronics.ru Git - kernel.git/commit
powerpc/xmon: Disable tracing when entering xmon
authorBreno Leitao <leitao@debian.org>
Wed, 2 Aug 2017 20:14:06 +0000 (17:14 -0300)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 14 Aug 2017 11:57:57 +0000 (21:57 +1000)
commitf60c0c589378384ad952d4fe1a03c472b4d6c442
tree477dccd9cca27428742ad443607a552cc128dde6
parenta4e94067744a54be5d6dc55cd924d3e591628e19
powerpc/xmon: Disable tracing when entering xmon

If tracing is enabled and you get into xmon, the tracing buffer
continues to be updated, causing possible loss of data and unnecessary
tracing information coming from xmon functions.

This patch simple disables tracing when entering xmon, and re-enables it
if the kernel is resumed (with 'x').

Signed-off-by: Breno Leitao <leitao@debian.org>
Acked-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/xmon/xmon.c