Displaying 3 results from an estimated 3 matches for "8957810".
2015 Apr 30
0
[PATCH 3/6] x86: introduce new pvops function clear_slowpath
...arch/x86/kernel/kvm.c | 2 ++
arch/x86/kernel/paravirt-spinlocks.c | 22 ++++++++++++++++++++++
arch/x86/xen/spinlock.c | 2 ++
6 files changed, 38 insertions(+), 14 deletions(-)
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 8957810..318f077 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -724,6 +724,13 @@ static __always_inline void __ticket_unlock_kick(struct arch_spinlock *lock,
PVOP_VCALL2(pv_lock_ops.unlock_kick, lock, ticket);
}
+static __always_inline void __ticket_clear_slowpa...
2015 Apr 30
12
[PATCH 0/6] x86: reduce paravirtualized spinlock overhead
Paravirtualized spinlocks produce some overhead even if the kernel is
running on bare metal. The main reason are the more complex locking
and unlocking functions. Especially unlocking is no longer just one
instruction but so complex that it is no longer inlined.
This patch series addresses this issue by adding two more pvops
functions to reduce the size of the inlined spinlock functions. When
2015 Apr 30
12
[PATCH 0/6] x86: reduce paravirtualized spinlock overhead
Paravirtualized spinlocks produce some overhead even if the kernel is
running on bare metal. The main reason are the more complex locking
and unlocking functions. Especially unlocking is no longer just one
instruction but so complex that it is no longer inlined.
This patch series addresses this issue by adding two more pvops
functions to reduce the size of the inlined spinlock functions. When