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From: Jan Blunck <jblunck@suse.de>
To: rt-users <linux-rt-users@vger.kernel.org>
Cc: kvm@vger.kernel.org
Subject: [patch 2/3] kvm: convert spin-locks to raw_spinlock_t
Date: Wed, 08 Apr 2009 01:58:55 +0200	[thread overview]
Message-ID: <20090407235902.400480759@suse.de> (raw)
In-Reply-To: 20090407235853.309888494@suse.de

[-- Attachment #1: patches.rt/kvm-pic.diff --]
[-- Type: text/plain, Size: 953 bytes --]

This patch converts some KVM spin-locks to be of type raw_spinlock_t.

Signed-off-by: Jan Blunck <jblunck@suse.de>
---
 arch/x86/kvm/i8254.h |    2 +-
 arch/x86/kvm/irq.h   |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

Index: b/arch/x86/kvm/i8254.h
===================================================================
--- a/arch/x86/kvm/i8254.h
+++ b/arch/x86/kvm/i8254.h
@@ -33,7 +33,7 @@ struct kvm_kpit_state {
 	u32    speaker_data_on;
 	struct mutex lock;
 	struct kvm_pit *pit;
-	spinlock_t inject_lock;
+	raw_spinlock_t inject_lock;
 	unsigned long irq_ack;
 	struct kvm_irq_ack_notifier irq_ack_notifier;
 };
Index: b/arch/x86/kvm/irq.h
===================================================================
--- a/arch/x86/kvm/irq.h
+++ b/arch/x86/kvm/irq.h
@@ -60,7 +60,7 @@ struct kvm_kpic_state {
 };
 
 struct kvm_pic {
-	spinlock_t lock;
+	raw_spinlock_t lock;
 	bool wakeup_needed;
 	unsigned pending_acks;
 	struct kvm *kvm;



  parent reply	other threads:[~2009-04-07 23:58 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-04-07 23:58 [patch 0/3] Patches for KVM & RT Jan Blunck
2009-04-07 23:58 ` [patch 1/3] Make rt_down_read_trylock() behave like down_read_trylock() Jan Blunck
2009-04-09 13:47   ` Thomas Gleixner
2009-04-07 23:58 ` Jan Blunck [this message]
2009-04-09  9:21   ` [patch 2/3] kvm: convert spin-locks to raw_spinlock_t Marcelo Tosatti
2009-04-09 13:48   ` Thomas Gleixner
2009-04-07 23:58 ` [patch 3/3] kvm: wake up waitqueue before calling get_cpu() Jan Blunck
2009-04-09  9:24   ` Marcelo Tosatti
2009-04-09 13:48   ` Thomas Gleixner
2009-04-09 21:44 ` [patch 0/3] Patches for KVM & RT Carsten Emde
2009-04-10  7:23   ` Thomas Gleixner

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