lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 17 Apr 2014 11:04:06 -0400 From: Waiman Long <Waiman.Long@...com> To: Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com>, Peter Zijlstra <peterz@...radead.org> Cc: linux-arch@...r.kernel.org, x86@...nel.org, linux-kernel@...r.kernel.org, virtualization@...ts.linux-foundation.org, xen-devel@...ts.xenproject.org, kvm@...r.kernel.org, Paolo Bonzini <paolo.bonzini@...il.com>, Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>, "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>, Rik van Riel <riel@...hat.com>, Linus Torvalds <torvalds@...ux-foundation.org>, Raghavendra K T <raghavendra.kt@...ux.vnet.ibm.com>, David Vrabel <david.vrabel@...rix.com>, Oleg Nesterov <oleg@...hat.com>, Gleb Natapov <gleb@...hat.com>, Scott J Norton <scott.norton@...com>, Chegu Vinod <chegu_vinod@...com>, Waiman Long <Waiman.Long@...com> Subject: [PATCH v9 14/19] pvqspinlock, x86: Rename paravirt_ticketlocks_enabled This patch renames the paravirt_ticketlocks_enabled static key to a more generic paravirt_spinlocks_enabled name. Signed-off-by: Waiman Long <Waiman.Long@...com> --- arch/x86/include/asm/spinlock.h | 4 ++-- arch/x86/kernel/kvm.c | 2 +- arch/x86/kernel/paravirt-spinlocks.c | 4 ++-- arch/x86/xen/spinlock.c | 2 +- 4 files changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/x86/include/asm/spinlock.h b/arch/x86/include/asm/spinlock.h index 958d20f..428d0d1 100644 --- a/arch/x86/include/asm/spinlock.h +++ b/arch/x86/include/asm/spinlock.h @@ -39,7 +39,7 @@ /* How long a lock should spin before we consider blocking */ #define SPIN_THRESHOLD (1 << 15) -extern struct static_key paravirt_ticketlocks_enabled; +extern struct static_key paravirt_spinlocks_enabled; static __always_inline bool static_key_false(struct static_key *key); #ifdef CONFIG_QUEUE_SPINLOCK @@ -150,7 +150,7 @@ static inline void __ticket_unlock_slowpath(arch_spinlock_t *lock, static __always_inline void arch_spin_unlock(arch_spinlock_t *lock) { if (TICKET_SLOWPATH_FLAG && - static_key_false(¶virt_ticketlocks_enabled)) { + static_key_false(¶virt_spinlocks_enabled)) { arch_spinlock_t prev; prev = *lock; diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index 0331cb3..7ab8ab3 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c @@ -817,7 +817,7 @@ static __init int kvm_spinlock_init_jump(void) if (!kvm_para_has_feature(KVM_FEATURE_PV_UNHALT)) return 0; - static_key_slow_inc(¶virt_ticketlocks_enabled); + static_key_slow_inc(¶virt_spinlocks_enabled); printk(KERN_INFO "KVM setup paravirtual spinlock\n"); return 0; diff --git a/arch/x86/kernel/paravirt-spinlocks.c b/arch/x86/kernel/paravirt-spinlocks.c index 7dfd02d..6d36731 100644 --- a/arch/x86/kernel/paravirt-spinlocks.c +++ b/arch/x86/kernel/paravirt-spinlocks.c @@ -17,8 +17,8 @@ struct pv_lock_ops pv_lock_ops = { }; EXPORT_SYMBOL(pv_lock_ops); -struct static_key paravirt_ticketlocks_enabled = STATIC_KEY_INIT_FALSE; -EXPORT_SYMBOL(paravirt_ticketlocks_enabled); +struct static_key paravirt_spinlocks_enabled = STATIC_KEY_INIT_FALSE; +EXPORT_SYMBOL(paravirt_spinlocks_enabled); #endif #ifdef CONFIG_PARAVIRT_UNFAIR_LOCKS diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c index 4d3acc3..7fef179 100644 --- a/arch/x86/xen/spinlock.c +++ b/arch/x86/xen/spinlock.c @@ -290,7 +290,7 @@ static __init int xen_init_spinlocks_jump(void) if (!xen_pvspin) return 0; - static_key_slow_inc(¶virt_ticketlocks_enabled); + static_key_slow_inc(¶virt_spinlocks_enabled); return 0; } early_initcall(xen_init_spinlocks_jump); -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists