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| author | Peter Zijlstra <peterz@infradead.org> | 2016-05-18 20:43:02 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-09-30 10:56:00 +0200 |
| commit | cfd8983f03c7b2f977faab8dfc4ec5f6dbf9c1f3 (patch) | |
| tree | f0343a19a513bfd5727c8133e62dc4d3e42bc5eb /arch/x86/include/asm/paravirt.h | |
| parent | 0b429e18c284af3e7a39f8ec44d95116c473fef8 (diff) | |
| download | linux-0-day-cfd8983f03c7b2f977faab8dfc4ec5f6dbf9c1f3.tar.gz linux-0-day-cfd8983f03c7b2f977faab8dfc4ec5f6dbf9c1f3.tar.xz | |
x86, locking/spinlocks: Remove ticket (spin)lock implementation
We've unconditionally used the queued spinlock for many releases now.
Its time to remove the old ticket lock code.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Waiman Long <waiman.long@hpe.com>
Cc: Waiman.Long@hpe.com
Cc: david.vrabel@citrix.com
Cc: dhowells@redhat.com
Cc: pbonzini@redhat.com
Cc: xen-devel@lists.xenproject.org
Link: http://lkml.kernel.org/r/20160518184302.GO3193@twins.programming.kicks-ass.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm/paravirt.h')
| -rw-r--r-- | arch/x86/include/asm/paravirt.h | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index 2970d22d77663..4cd8db05301f8 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -661,8 +661,6 @@ static inline void __set_fixmap(unsigned /* enum fixed_addresses */ idx, #if defined(CONFIG_SMP) && defined(CONFIG_PARAVIRT_SPINLOCKS) -#ifdef CONFIG_QUEUED_SPINLOCKS - static __always_inline void pv_queued_spin_lock_slowpath(struct qspinlock *lock, u32 val) { @@ -684,22 +682,6 @@ static __always_inline void pv_kick(int cpu) PVOP_VCALL1(pv_lock_ops.kick, cpu); } -#else /* !CONFIG_QUEUED_SPINLOCKS */ - -static __always_inline void __ticket_lock_spinning(struct arch_spinlock *lock, - __ticket_t ticket) -{ - PVOP_VCALLEE2(pv_lock_ops.lock_spinning, lock, ticket); -} - -static __always_inline void __ticket_unlock_kick(struct arch_spinlock *lock, - __ticket_t ticket) -{ - PVOP_VCALL2(pv_lock_ops.unlock_kick, lock, ticket); -} - -#endif /* CONFIG_QUEUED_SPINLOCKS */ - #endif /* SMP && PARAVIRT_SPINLOCKS */ #ifdef CONFIG_X86_32 |