[Xen-changelog] [xen-unstable] x86: Disable MSI IRQs until locking is fixed.

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1225119541 0
# Node ID 324b9b1dd71dbbfc7f2af7bee0f4e704e59ba7d5
# Parent  2a022ee37392715647abf75e44823d087d0e1d45
x86: Disable MSI IRQs until locking is fixed.
Signed-off-by: Keir Fraser <keir.fraser@xxxxxxxxxx>
---
 xen/arch/x86/irq.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletion(-)

diff -r 2a022ee37392 -r 324b9b1dd71d xen/arch/x86/irq.c
--- a/xen/arch/x86/irq.c        Mon Oct 27 13:31:15 2008 +0000
+++ b/xen/arch/x86/irq.c        Mon Oct 27 14:59:01 2008 +0000
@@ -793,6 +793,10 @@ int map_domain_pirq(
 
     ASSERT(spin_is_locked(&d->event_lock));
 
+    /* XXX Until pcidev and msi locking is fixed. */
+    if ( type == MAP_PIRQ_TYPE_MSI )
+        return -EINVAL;
+
     if ( !IS_PRIV(current->domain) )
         return -EPERM;
 
@@ -840,7 +844,7 @@ int map_domain_pirq(
     d->arch.pirq_vector[pirq] = vector;
     d->arch.vector_pirq[vector] = pirq;
 
-done:
+ done:
     spin_unlock_irqrestore(&desc->lock, flags);
     return ret;
 }

_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-changelog