From patchwork Tue Apr 20 21:09:48 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [18/22] savevm: Convert do_delvm() to QObject, QError Date: Tue, 20 Apr 2010 11:09:48 -0000 From: Luiz Capitulino X-Patchwork-Id: 50594 Message-Id: <1271797792-24571-19-git-send-email-lcapitulino@redhat.com> To: qemu-devel@nongnu.org, armbru@redhat.com, quintela@redhat.com, kwolf@redhat.com Cc: Signed-off-by: Luiz Capitulino --- qemu-monitor.hx | 3 ++- savevm.c | 14 ++++++++++---- sysemu.h | 2 +- 3 files changed, 13 insertions(+), 6 deletions(-) diff --git a/qemu-monitor.hx b/qemu-monitor.hx index 5ea5748..71cb1a2 100644 --- a/qemu-monitor.hx +++ b/qemu-monitor.hx @@ -274,7 +274,8 @@ ETEXI .args_type = "name:s", .params = "tag|id", .help = "delete a VM snapshot from its tag or id", - .mhandler.cmd = do_delvm, + .user_print = monitor_user_noop, + .mhandler.cmd_new = do_delvm, }, STEXI diff --git a/savevm.c b/savevm.c index 643273e..031eeff 100644 --- a/savevm.c +++ b/savevm.c @@ -1815,24 +1815,30 @@ int load_vmstate(const char *name) return 0; } -void do_delvm(Monitor *mon, const QDict *qdict) +int do_delvm(Monitor *mon, const QDict *qdict, QObject **ret_data) { + int ret; DriveInfo *dinfo; BlockDriverState *bs, *bs1; const char *name = qdict_get_str(qdict, "name"); bs = get_bs_snapshots(); if (!bs) { - monitor_printf(mon, "No block device supports snapshots\n"); - return; + qerror_report(QERR_SNAPSHOT_NO_DEVICE); + return -1; } + ret = -1; + QTAILQ_FOREACH(dinfo, &drives, next) { bs1 = dinfo->bdrv; if (bdrv_has_snapshot(bs1)) { - delete_snapshot(bs1, name); + /* FIXME: will report multiple failures in QMP */ + ret = delete_snapshot(bs1, name); } } + + return (ret < 0 ? -1 : 0); } void do_info_snapshots(Monitor *mon) diff --git a/sysemu.h b/sysemu.h index fa921df..ee14b8c 100644 --- a/sysemu.h +++ b/sysemu.h @@ -55,7 +55,7 @@ void qemu_system_reset(void); void do_savevm(Monitor *mon, const QDict *qdict); int load_vmstate(const char *name); -void do_delvm(Monitor *mon, const QDict *qdict); +int do_delvm(Monitor *mon, const QDict *qdict, QObject **ret_data); void do_info_snapshots(Monitor *mon); void cpu_synchronize_all_states(void);