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ram: Call migration_page_queue_free() at ram_migration_cleanup() 

We shouldn't be using memory later than that.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
This commit is contained in:
Juan Quintela 2017-05-04 11:45:01 +02:00
parent 338182c83c
commit 83c13382e4
3 changed files with 3 additions and 5 deletions
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2
migration/migration.c
View File

@ -948,8 +948,6 @@ static void migrate_fd_cleanup(void *opaque)
qemu_bh_delete(s->cleanup_bh);
s->cleanup_bh = NULL;
migration_page_queue_free();
if (s->to_dst_file) {
trace_migrate_fd_cleanup();
qemu_mutex_unlock_iothread();

5
migration/ram.c
View File

@ -1184,10 +1184,9 @@ static bool get_queued_page(RAMState *rs, PageSearchStatus *pss)
* be some left. in case that there is any page left, we drop it.
*
*/
void migration_page_queue_free(void)
static void migration_page_queue_free(RAMState *rs)
{
struct RAMSrcPageRequest *mspr, *next_mspr;
RAMState *rs = &ram_state;
/* This queue generally should be empty - but in the case of a failed
* migration might have some droppings in.
*/
@ -1437,6 +1436,7 @@ void free_xbzrle_decoded_buf(void)
static void ram_migration_cleanup(void *opaque)
{
RAMState *rs = opaque;
RAMBlock *block;
/* caller have hold iothread lock or is in a bh, so there is
@ -1462,6 +1462,7 @@ static void ram_migration_cleanup(void *opaque)
XBZRLE.current_buf = NULL;
}
XBZRLE_cache_unlock();
migration_page_queue_free(rs);
}
static void ram_state_reset(RAMState *rs)

1
migration/ram.h
View File

@ -53,7 +53,6 @@ void migrate_decompress_threads_create(void);
void migrate_decompress_threads_join(void);
uint64_t ram_pagesize_summary(void);
void migration_page_queue_free(void);
int ram_save_queue_pages(const char *rbname, ram_addr_t start, ram_addr_t len);
void acct_update_position(QEMUFile *f, size_t size, bool zero);
void free_xbzrle_decoded_buf(void);