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author | H. Peter Anvin <hpa@linux.intel.com> | 2014-05-22 02:23:19 +0400 |
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committer | H. Peter Anvin <hpa@linux.intel.com> | 2014-05-22 02:23:19 +0400 |
commit | e6ab9a20e73e790d47e6aa231fcf66f27b6ce3d4 (patch) | |
tree | 6a41361e1de2a6693ccae96b99307e79a467236f /arch/powerpc/platforms/powernv/smp.c | |
parent | 34273f41d57ee8d854dcd2a1d754cbb546cb548f (diff) | |
parent | 7ed6fb9b5a5510e4ef78ab27419184741169978a (diff) | |
download | linux-e6ab9a20e73e790d47e6aa231fcf66f27b6ce3d4.tar.xz |
Merge commit '7ed6fb9b5a5510e4ef78ab27419184741169978a' into x86/espfix
Merge in Linus' tree with:
fa81511bb0bb x86-64, modify_ldt: Make support for 16-bit segments a runtime option
... reverted, to avoid a conflict. This commit is no longer necessary
with the proper fix in place.
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/powerpc/platforms/powernv/smp.c')
-rw-r--r-- | arch/powerpc/platforms/powernv/smp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c index 908672bdcea6..bf5fcd452168 100644 --- a/arch/powerpc/platforms/powernv/smp.c +++ b/arch/powerpc/platforms/powernv/smp.c @@ -30,6 +30,7 @@ #include <asm/cputhreads.h> #include <asm/xics.h> #include <asm/opal.h> +#include <asm/runlatch.h> #include "powernv.h" @@ -156,7 +157,9 @@ static void pnv_smp_cpu_kill_self(void) */ mtspr(SPRN_LPCR, mfspr(SPRN_LPCR) & ~(u64)LPCR_PECE1); while (!generic_check_cpu_restart(cpu)) { + ppc64_runlatch_off(); power7_nap(); + ppc64_runlatch_on(); if (!generic_check_cpu_restart(cpu)) { DBG("CPU%d Unexpected exit while offline !\n", cpu); /* We may be getting an IPI, so we re-enable |