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| author | Nicholas Piggin <npiggin@gmail.com> | 2017-06-13 16:05:45 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-06-19 12:46:26 +0300 |
| commit | 2201f994a5742c03e660623c385fd6897dd1fa2f (patch) | |
| tree | 92d14aa455d4b11e0dac5eebae8f7a65ae0d9837 /arch/powerpc/platforms/powernv/smp.c | |
| parent | 42bed042556261b56aa92e05f4f388f0f7ac1210 (diff) | |
| download | linux-2201f994a5742c03e660623c385fd6897dd1fa2f.tar.xz | |
powerpc/64s/idle: Move soft interrupt mask logic into C code
This simplifies the asm and fixes irq-off tracing over sleep
instructions.
Also move powersave_nap check for POWER8 into C code, and move
PSSCR register value calculation for POWER9 into C.
Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms/powernv/smp.c')
| -rw-r--r-- | arch/powerpc/platforms/powernv/smp.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/powernv/smp.c b/arch/powerpc/platforms/powernv/smp.c index 4aff754b6f2c..f8752795decf 100644 --- a/arch/powerpc/platforms/powernv/smp.c +++ b/arch/powerpc/platforms/powernv/smp.c @@ -182,9 +182,7 @@ static void pnv_smp_cpu_kill_self(void) */ kvmppc_set_host_ipi(cpu, 0); - ppc64_runlatch_off(); srr1 = pnv_cpu_offline(cpu); - ppc64_runlatch_on(); /* * If the SRR1 value indicates that we woke up due to |