From: Keir Fraser <keir.fraser@citrix.com>
Date: Wed, 2 Sep 2009 10:40:04 +0000 (+0100)
Subject: x86: Remove the redundant logic in set_msi_affinity
X-Git-Tag: archive/raspbian/4.8.0-1+rpi1~1^2~13392
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/success//%22http:/www.example.com/cgi/success/?a=commitdiff_plain;h=4ea5c1f4dffdbcca34848f869a51b6549a457bc9;p=xen.git

x86: Remove the redundant logic in set_msi_affinity

Remove the redundant logic in set_msi_affinity. And it is introduced
accidently, maybe something wrong when I generated the patch.

Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
---

diff --git a/xen/arch/x86/msi.c b/xen/arch/x86/msi.c
index 6dd2027c90..0c7c4662ff 100644
--- a/xen/arch/x86/msi.c
+++ b/xen/arch/x86/msi.c
@@ -281,20 +281,6 @@ void set_msi_affinity(unsigned int irq, cpumask_t mask)
 
     msg.data &= ~MSI_DATA_VECTOR_MASK;
     msg.data |= MSI_DATA_VECTOR(cfg->vector);
-    cpus_and(mask, mask, cpu_online_map);
-    if ( cpus_empty(mask) )
-        mask = TARGET_CPUS;
-    dest = cpu_mask_to_apicid(mask);
-
-    if ( !desc )
-        return;
-
-    ASSERT(spin_is_locked(&desc->lock));
-    read_msi_msg(msi_desc, &msg);
-
-    msg.data &= ~MSI_DATA_VECTOR_MASK;
-    msg.data |= MSI_DATA_VECTOR(cfg->vector);
-
     msg.address_lo &= ~MSI_ADDR_DEST_ID_MASK;
     msg.address_lo |= MSI_ADDR_DEST_ID(dest);