Messages in this thread Patch in this message | | | From | Jeremy Fitzhardinge <> | Subject | [PATCH 2/8] x86/ticketlock: don't inline _spin_unlock when using paravirt spinlocks | Date | Fri, 2 Sep 2011 16:54:09 -0700 |
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From: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
The code size expands somewhat, and its probably better to just call a function rather than inline it.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> --- arch/x86/Kconfig | 3 +++ kernel/Kconfig.locks | 2 +- 2 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 6a47bb2..1f03f82 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -585,6 +585,9 @@ config PARAVIRT_SPINLOCKS If you are unsure how to answer this question, answer N. +config ARCH_NOINLINE_SPIN_UNLOCK + def_bool PARAVIRT_SPINLOCKS + config PARAVIRT_CLOCK bool diff --git a/kernel/Kconfig.locks b/kernel/Kconfig.locks index 5068e2a..584637b 100644 --- a/kernel/Kconfig.locks +++ b/kernel/Kconfig.locks @@ -125,7 +125,7 @@ config INLINE_SPIN_LOCK_IRQSAVE ARCH_INLINE_SPIN_LOCK_IRQSAVE config INLINE_SPIN_UNLOCK - def_bool !DEBUG_SPINLOCK && (!PREEMPT || ARCH_INLINE_SPIN_UNLOCK) + def_bool !DEBUG_SPINLOCK && (!PREEMPT || ARCH_INLINE_SPIN_UNLOCK) && !ARCH_NOINLINE_SPIN_UNLOCK config INLINE_SPIN_UNLOCK_BH def_bool !DEBUG_SPINLOCK && ARCH_INLINE_SPIN_UNLOCK_BH -- 1.7.6
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