From e9d764f803964a54ca7da4a67d124fe824ebd80a Mon Sep 17 00:00:00 2001 From: Nathan Fontenot Date: Wed, 16 Dec 2015 14:56:02 -0600 Subject: powerpc/pseries: Enable kernel CPU dlpar from sysfs Enable new kernel cpu hotplug functionality by allowing cpu dlpar requests to be initiated from sysfs. Signed-off-by: Nathan Fontenot Signed-off-by: Michael Ellerman --- arch/powerpc/platforms/pseries/dlpar.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c index 438fdbd7e40e..2b93ae8d557a 100644 --- a/arch/powerpc/platforms/pseries/dlpar.c +++ b/arch/powerpc/platforms/pseries/dlpar.c @@ -356,6 +356,9 @@ static int handle_dlpar_errorlog(struct pseries_hp_errorlog *hp_elog) case PSERIES_HP_ELOG_RESOURCE_MEM: rc = dlpar_memory(hp_elog); break; + case PSERIES_HP_ELOG_RESOURCE_CPU: + rc = dlpar_cpu(hp_elog); + break; default: pr_warn_ratelimited("Invalid resource (%d) specified\n", hp_elog->resource); @@ -385,6 +388,9 @@ static ssize_t dlpar_store(struct class *class, struct class_attribute *attr, if (!strncmp(arg, "memory", 6)) { hp_elog->resource = PSERIES_HP_ELOG_RESOURCE_MEM; arg += strlen("memory "); + } else if (!strncmp(arg, "cpu", 3)) { + hp_elog->resource = PSERIES_HP_ELOG_RESOURCE_CPU; + arg += strlen("cpu "); } else { pr_err("Invalid resource specified: \"%s\"\n", buf); rc = -EINVAL; -- cgit v1.2.3