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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-03-08 14:57:26 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2011-04-01 15:37:38 +1100 |
| commit | 76d479a7caff58b1e5f31d80805f7f65f9177696 (patch) | |
| tree | 4dcdbc7a866b180852138808b0acf3e1c894c5f3 | |
| parent | aeeafbfa7a5692c68d306043878aa2dd785e5230 (diff) | |
| download | lwn-76d479a7caff58b1e5f31d80805f7f65f9177696.tar.gz lwn-76d479a7caff58b1e5f31d80805f7f65f9177696.zip | |
powerpc/pmac/smp: Remove no-longer needed preempt workaround
The generic code properly re-initializes the preempt count in the
idle thread now
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
| -rw-r--r-- | arch/powerpc/platforms/powermac/smp.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c index ce5b4f53aacb..a830c5e80657 100644 --- a/arch/powerpc/platforms/powermac/smp.c +++ b/arch/powerpc/platforms/powermac/smp.c @@ -951,13 +951,6 @@ static void pmac_cpu_die(void) smp_wmb(); /* - * during the path that leads here preemption is disabled, - * reenable it now so that when coming up preempt count is - * zero correctly - */ - preempt_enable(); - - /* * Re-enable interrupts. The NAP code needs to enable them * anyways, do it now so we deal with the case where one already * happened while soft-disabled. |