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[PATCH 2/9] gnttab: drop a redundant expression from gnttab_release_mappings()
- To: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 26 Aug 2021 12:11:51 +0200
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Ian Jackson <iwj@xxxxxxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>
- Delivery-date: Thu, 26 Aug 2021 10:12:04 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
This gnttab_host_mapping_get_page_type() invocation sits in the "else"
path of a conditional controlled by "map->flags & GNTMAP_readonly".
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
--- a/xen/common/grant_table.c
+++ b/xen/common/grant_table.c
@@ -3816,9 +3816,7 @@ int gnttab_release_mappings(struct domai
if ( gnttab_release_host_mappings(d) &&
!is_iomem_page(act->mfn) )
{
- if ( gnttab_host_mapping_get_page_type((map->flags &
- GNTMAP_readonly),
- d, rd) )
+ if ( gnttab_host_mapping_get_page_type(false, d, rd) )
put_page_type(pg);
put_page(pg);
}
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