From mboxrd@z Thu Jan 1 00:00:00 1970 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 Message-ID: References: Return-path: In-Reply-To: In-Reply-To: References: Sender: kvm-owner@vger.kernel.org To: "H. Peter Anvin" Cc: Linus Torvalds , Peter Zijlstra , Ingo Molnar , the arch/x86 maintainers , Linux Kernel Mailing List , Nick Piggin , Avi Kivity , Marcelo Tosatti , KVM , Andi Kleen , Xen Devel , Jeremy Fitzhardinge List-Id: xen-devel@lists.xenproject.org From: Jeremy Fitzhardinge The code size expands somewhat, and its probably better to just call a function rather than inline it. Signed-off-by: Jeremy Fitzhardinge --- 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