From: "Michael S. Tsirkin" <mst@redhat.com>
To: Gregory Haskins <ghaskins@novell.com>, avi@redhat.com
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
avi@redhat.com, mtosatti@redhat.com, paulmck@linux.vnet.ibm.com,
markmc@redhat.com
Subject: [PATCHv4 6/6] kvm: document lock nesting rule
Date: Mon, 29 Jun 2009 20:34:49 +0300 [thread overview]
Message-ID: <20090629173449.GG22855@redhat.com> (raw)
In-Reply-To: <cover.1246294571.git.mst@redhat.com>
Document kvm->lock nesting within kvm->slots_lock
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
virt/kvm/kvm_main.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 728118f..afbf006 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -68,7 +68,7 @@ MODULE_LICENSE("GPL");
/*
* Ordering of locks:
*
- * kvm->lock --> kvm->irq_lock
+ * kvm->slots_lock --> kvm->lock --> kvm->irq_lock
*/
DEFINE_SPINLOCK(kvm_lock);
--
1.6.2.2
prev parent reply other threads:[~2009-06-29 17:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1246294571.git.mst@redhat.com>
2009-06-29 17:34 ` [PATCHv4 1/6] kvm: document locking for kvm_io_device_ops Michael S. Tsirkin
2009-06-29 17:34 ` [PATCHv4 2/6] kvm: switch coalesced mmio changes to slots_lock Michael S. Tsirkin
2009-06-29 17:34 ` [PATCHv4 3/6] kvm: switch pit creation " Michael S. Tsirkin
2009-06-29 17:34 ` [PATCHv4 4/6] kvm: convert bus " Michael S. Tsirkin
2009-06-29 17:34 ` [PATCHv4 5/6] kvm: remove in_range from io devices Michael S. Tsirkin
2009-06-29 17:34 ` Michael S. Tsirkin [this message]
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