gnttab: drop GNTMAP_can_fail

See https://xenbits.xen.org/gitweb/?p=xen.git;a=commitdiff;h=d07b7ed8b564f48ff14922ac20347fb33bb27ffb

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>

diff --git a/include/xen/grant_table.h b/include/xen/grant_table.h
index b61f4dbfb03118531dddbab49d2018696b3254e0..929f10e8b31074fc8931df6d4501aafdc6bee087 100644 (file)
--- a/include/xen/grant_table.h
+++ b/include/xen/grant_table.h
@@ -196,9 +196,6 @@ typedef union {
 #define _GNTMAP_contains_pte    4
 #define GNTMAP_contains_pte     (1 << _GNTMAP_contains_pte)
 
-#define _GNTMAP_can_fail        5
-#define GNTMAP_can_fail         (1 << _GNTMAP_can_fail)
-
 /*
  * Bits to be placed in guest kernel available PTE bits (architecture
  * dependent; only supported when XENFEAT_gnttab_map_avail_bits is set).