aboutsummaryrefslogtreecommitdiff
path: root/block-migration.c
diff options
context:
space:
mode:
authorJuan Quintela <quintela@redhat.com>2011-10-19 15:22:18 +0200
committerJuan Quintela <quintela@redhat.com>2011-10-20 13:23:52 +0200
commit2975725f6b3d634dbe924ea9d9f4d86b8a5b217d (patch)
treef6a28a67ab95c169cedd0aa237a45cf4e438c28a /block-migration.c
parent42802d47dd09c6e70763676bb2ba59136427ec6a (diff)
downloadqemu-arm-2975725f6b3d634dbe924ea9d9f4d86b8a5b217d.tar.gz
migration: make *save_live return errors
Make *save_live() return negative values when there is one error, and updates all callers to check for the error. Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'block-migration.c')
-rw-r--r--block-migration.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/block-migration.c b/block-migration.c
index b8d19a1151..0bff07538b 100644
--- a/block-migration.c
+++ b/block-migration.c
@@ -557,6 +557,8 @@ static void blk_mig_cleanup(Monitor *mon)
static int block_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque)
{
+ int ret;
+
DPRINTF("Enter save live stage %d submitted %d transferred %d\n",
stage, block_mig_state.submitted, block_mig_state.transferred);
@@ -580,9 +582,10 @@ static int block_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque)
flush_blks(f);
- if (qemu_file_get_error(f)) {
+ ret = qemu_file_get_error(f);
+ if (ret) {
blk_mig_cleanup(mon);
- return 0;
+ return ret;
}
blk_mig_reset_dirty_cursor();
@@ -608,9 +611,10 @@ static int block_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque)
flush_blks(f);
- if (qemu_file_get_error(f)) {
+ ret = qemu_file_get_error(f);
+ if (ret) {
blk_mig_cleanup(mon);
- return 0;
+ return ret;
}
}
@@ -625,8 +629,9 @@ static int block_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque)
/* report completion */
qemu_put_be64(f, (100 << BDRV_SECTOR_BITS) | BLK_MIG_FLAG_PROGRESS);
- if (qemu_file_get_error(f)) {
- return 0;
+ ret = qemu_file_get_error(f);
+ if (ret) {
+ return ret;
}
monitor_printf(mon, "Block migration completed\n");