Displaying 3 results from an estimated 3 matches for "4f85c7e".
2015 Apr 30
0
[PATCH 5/6] x86: switch config from UNINLINE_SPIN_UNLOCK to INLINE_SPIN_UNLOCK
...pi_smp.h | 2 +-
kernel/Kconfig.locks | 7 ++++---
kernel/Kconfig.preempt | 3 +--
kernel/locking/spinlock.c | 2 +-
lib/Kconfig.debug | 1 -
6 files changed, 7 insertions(+), 9 deletions(-)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 226d569..4f85c7e 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -666,7 +666,6 @@ config PARAVIRT_DEBUG
config PARAVIRT_SPINLOCKS
bool "Paravirtualization layer for spinlocks"
depends on PARAVIRT && SMP
- select UNINLINE_SPIN_UNLOCK
---help---
Paravirtualized spinlocks allow a p...
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