Remove uses of "packed" attribute from acm.h so PPC Xen will build

diff -r a1b17c48fb40 xen/include/public/acm.h
@@ -124,7 +124,7 @@ struct acm_policy_version
 {
     uint32_t major;
     uint32_t minor;
-} __attribute__((packed));
+};
 
 
 /* each buffer consists of all policy information for

@@ -145,12 +145,12 @@ struct acm_policy_buffer {
     uint32_t secondary_policy_code;
     uint32_t secondary_buffer_offset;
     struct acm_policy_version xml_pol_version; /* add in V3 */
-} __attribute__((packed));
+};
 
 
 struct acm_policy_reference_buffer {
     uint32_t len;
-} __attribute__((packed));
+};
 
 struct acm_chwall_policy_buffer {
     uint32_t policy_version; /* ACM_CHWALL_VERSION */

@@ -162,7 +162,7 @@ struct acm_chwall_policy_buffer {
     uint32_t chwall_conflict_sets_offset;
     uint32_t chwall_running_types_offset;
     uint32_t chwall_conflict_aggregate_offset;
-} __attribute__((packed));
+};
 
 struct acm_ste_policy_buffer {
     uint32_t policy_version; /* ACM_STE_VERSION */

@@ -170,7 +170,7 @@ struct acm_ste_policy_buffer {
     uint32_t ste_max_types;
     uint32_t ste_max_ssidrefs;
     uint32_t ste_ssid_offset;
-} __attribute__((packed));
+};
 
 struct acm_stats_buffer {
     uint32_t magic;

@@ -179,7 +179,7 @@ struct acm_stats_buffer {
     uint32_t primary_stats_offset;
     uint32_t secondary_policy_code;
     uint32_t secondary_stats_offset;
-} __attribute__((packed));
+};
 
 struct acm_ste_stats_buffer {
     uint32_t ec_eval_count;

@@ -188,7 +188,7 @@ struct acm_ste_stats_buffer {
     uint32_t gt_denied_count;
     uint32_t ec_cachehit_count;
     uint32_t gt_cachehit_count;
-} __attribute__((packed));
+};
 
 struct acm_ssid_buffer {
     uint32_t len;

@@ -200,7 +200,7 @@ struct acm_ssid_buffer {
     uint32_t secondary_policy_code;
     uint32_t secondary_max_types;
     uint32_t secondary_types_offset;
-} __attribute__((packed));
+};
 
 #endif