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authorDr. David Alan Gilbert <dgilbert@redhat.com>2018-06-05 17:25:45 +0100
committerDr. David Alan Gilbert <dgilbert@redhat.com>2018-06-15 14:40:56 +0100
commit343f632c70ab401b1343140c3b19c9fb99395323 (patch)
tree5a6163850c759e3aa46efc0e762e08d52ac5cc9f /include/exec
parentff0769a4adf52299504642882efba83ca1340a80 (diff)
migration: Poison ramblock loops in migration
The migration code should be using the RAMBLOCK_FOREACH_MIGRATABLE and qemu_ram_foreach_block_migratable not the all-block versions; poison them so that we can't accidentally use them. Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Message-Id: <20180605162545.80778-3-dgilbert@redhat.com> Reviewed-by: Peter Xu <peterx@redhat.com> Reviewed-by: Cédric Le Goater <clg@kaod.org> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Diffstat (limited to 'include/exec')
-rw-r--r--include/exec/ramlist.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/exec/ramlist.h b/include/exec/ramlist.h
index 2e2ac6cb99..bc4faa1b00 100644
--- a/include/exec/ramlist.h
+++ b/include/exec/ramlist.h
@@ -56,8 +56,10 @@ typedef struct RAMList {
extern RAMList ram_list;
/* Should be holding either ram_list.mutex, or the RCU lock. */
-#define RAMBLOCK_FOREACH(block) \
+#define INTERNAL_RAMBLOCK_FOREACH(block) \
QLIST_FOREACH_RCU(block, &ram_list.blocks, next)
+/* Never use the INTERNAL_ version except for defining other macros */
+#define RAMBLOCK_FOREACH(block) INTERNAL_RAMBLOCK_FOREACH(block)
void qemu_mutex_lock_ramlist(void);
void qemu_mutex_unlock_ramlist(void);