diff options
author | Tim Deegan <tim@xen.org> | 2013-09-12 11:45:13 +0100 |
---|---|---|
committer | Tim Deegan <tim@xen.org> | 2013-09-17 16:36:08 +0100 |
commit | 554ded9d9f50c01ae05415b575a6b172c4023279 (patch) | |
tree | 1b5d09e09bb806af8352e5f1b4acec92e5ac58be /xen/drivers | |
parent | a8992d62362e0755d3a1929b059769bc3343135d (diff) | |
download | xen-554ded9d9f50c01ae05415b575a6b172c4023279.tar.gz xen-554ded9d9f50c01ae05415b575a6b172c4023279.tar.bz2 xen-554ded9d9f50c01ae05415b575a6b172c4023279.zip |
passthrough/amd: Drop unnecessary lock lookup.
The lock's not used for anything, and AFAICT no locking is needed
since the IVRS tables are static after boot.
Coverity CID 1087199
Signed-off-by: Tim Deegan <tim@xen.org>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Diffstat (limited to 'xen/drivers')
-rw-r--r-- | xen/drivers/passthrough/amd/iommu_intr.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/xen/drivers/passthrough/amd/iommu_intr.c b/xen/drivers/passthrough/amd/iommu_intr.c index 831f92a732..213f4d7bab 100644 --- a/xen/drivers/passthrough/amd/iommu_intr.c +++ b/xen/drivers/passthrough/amd/iommu_intr.c @@ -443,7 +443,6 @@ static int update_intremap_entry_from_msi_msg( * devices. */ - lock = get_intremap_lock(iommu->seg, alias_id); if ( ( req_id != alias_id ) && get_ivrs_mappings(iommu->seg)[alias_id].intremap_table != NULL ) { |