search for: 60e444c

Displaying 4 results from an estimated 4 matches for "60e444c".

2015 Jan 20
0
[PATCH v14 11/11] pvqspinlock, x86: Enable PV qspinlock for XEN
...off-by: Waiman Long <Waiman.Long at hp.com> --- arch/x86/xen/spinlock.c | 149 +++++++++++++++++++++++++++++++++++++++++++++-- kernel/Kconfig.locks | 2 +- 2 files changed, 145 insertions(+), 6 deletions(-) diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c index d332ae0..60e444c 100644 --- a/arch/x86/xen/spinlock.c +++ b/arch/x86/xen/spinlock.c @@ -17,6 +17,12 @@ #include "xen-ops.h" #include "debugfs.h" +static DEFINE_PER_CPU(int, lock_kicker_irq) = -1; +static DEFINE_PER_CPU(char *, irq_name); +static bool xen_pvspin = true; + +#ifndef CONFIG_QUEU...
2015 Jan 20
0
[PATCH v14 11/11] pvqspinlock, x86: Enable PV qspinlock for XEN
...off-by: Waiman Long <Waiman.Long at hp.com> --- arch/x86/xen/spinlock.c | 149 +++++++++++++++++++++++++++++++++++++++++++++-- kernel/Kconfig.locks | 2 +- 2 files changed, 145 insertions(+), 6 deletions(-) diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c index d332ae0..60e444c 100644 --- a/arch/x86/xen/spinlock.c +++ b/arch/x86/xen/spinlock.c @@ -17,6 +17,12 @@ #include "xen-ops.h" #include "debugfs.h" +static DEFINE_PER_CPU(int, lock_kicker_irq) = -1; +static DEFINE_PER_CPU(char *, irq_name); +static bool xen_pvspin = true; + +#ifndef CONFIG_QUEU...
2015 Jan 20
13
[PATCH v14 00/11] qspinlock: a 4-byte queue spinlock with PV support
v13->v14: - Patches 1 & 2: Add queue_spin_unlock_wait() to accommodate commit 78bff1c86 from Oleg Nesterov. - Fix the system hang problem when using PV qspinlock in an over-committed guest due to a racing condition in the pv_set_head_in_tail() function. - Increase the MAYHALT_THRESHOLD from 10 to 1024. - Change kick_cpu into a regular function pointer instead of a
2015 Jan 20
13
[PATCH v14 00/11] qspinlock: a 4-byte queue spinlock with PV support
v13->v14: - Patches 1 & 2: Add queue_spin_unlock_wait() to accommodate commit 78bff1c86 from Oleg Nesterov. - Fix the system hang problem when using PV qspinlock in an over-committed guest due to a racing condition in the pv_set_head_in_tail() function. - Increase the MAYHALT_THRESHOLD from 10 to 1024. - Change kick_cpu into a regular function pointer instead of a