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pie: Split parasite_daemon into pieces

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Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>
This commit is contained in:
Pavel Emelyanov
2016-10-31 17:38:12 +03:00
parent 6e4c1d9f05
commit 0e1cce76b0
1 changed files with 56 additions and 46 deletions
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58
criu/pie/parasite.c
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@@ -685,31 +685,11 @@ static int fini(void)
return -1;
}
static noinline __used int noinline parasite_daemon(void *args)
static int parasite_daemon_cmd(int cmd, void *args)
{
struct ctl_msg m;
int ret = -1;
int ret;
pr_debug("Running daemon thread leader\n");
/* Reply we're alive */
if (__parasite_daemon_reply_ack(PARASITE_CMD_INIT_DAEMON, 0))
goto out;
ret = 0;
while (1) {
if (__parasite_daemon_wait_msg(&m))
break;
if (ret && m.cmd != PARASITE_CMD_FINI) {
pr_err("Command rejected\n");
continue;
}
switch (m.cmd) {
case PARASITE_CMD_FINI:
goto out;
switch (cmd) {
case PARASITE_CMD_DUMPPAGES:
ret = dump_pages(args);
break;
@@ -750,11 +730,41 @@ static noinline __used int noinline parasite_daemon(void *args)
ret = parasite_dump_cgroup(args);
break;
default:
pr_err("Unknown command in parasite daemon thread leader: %d\n", m.cmd);
pr_err("Unknown command in parasite daemon thread leader: %d\n", cmd);
ret = -1;
break;
}
return ret;
}
static noinline __used int noinline parasite_daemon(void *args)
{
struct ctl_msg m;
int ret = -1;
pr_debug("Running daemon thread leader\n");
/* Reply we're alive */
if (__parasite_daemon_reply_ack(PARASITE_CMD_INIT_DAEMON, 0))
goto out;
ret = 0;
while (1) {
if (__parasite_daemon_wait_msg(&m))
break;
if (ret && m.cmd != PARASITE_CMD_FINI) {
pr_err("Command rejected\n");
continue;
}
if (m.cmd == PARASITE_CMD_FINI)
goto out;
ret = parasite_daemon_cmd(m.cmd, args);
if (__parasite_daemon_reply_ack(m.cmd, ret))
break;