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powerpc: Add HAVE_IRQ_TIME_ACCOUNTING
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Allow us to enable IRQ_TIME_ACCOUNTING. Even though we currently
use VIRT_CPU_ACCOUNTING_NATIVE, that option is quite heavy
weight and IRQ_TIME_ACCOUNTING might be better in some cases.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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Anton Blanchard authored and Michael Ellerman committed May 30, 2017
1 parent 70a9200 commit 518470f
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1 change: 1 addition & 0 deletions arch/powerpc/Kconfig
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Expand Up @@ -208,6 +208,7 @@ config PPC
select HAVE_REGS_AND_STACK_ACCESS_API
select HAVE_SYSCALL_TRACEPOINTS
select HAVE_VIRT_CPU_ACCOUNTING
select HAVE_IRQ_TIME_ACCOUNTING
select IRQ_DOMAIN
select IRQ_FORCED_THREADING
select MODULES_USE_ELF_RELA
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