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lguest: Reboot support

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Reboot Implemented

(Prevent fd leak, fix style and fix documentation --RR)

Signed-off-by: Balaji Rao <balajirrao@gmail.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Balaji Rao
2007-12-28 14:26:24 +05:30
committed by Rusty Russell
parent 5c55841d16
commit ec04b13f67
5 changed files with 50 additions and 7 deletions
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6
drivers/lguest/hypercalls.c
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@@ -41,8 +41,8 @@ static void do_hcall(struct lguest *lg, struct hcall_args *args)
* do that. */
kill_guest(lg, "already have lguest_data");
break;
case LHCALL_CRASH: {
/* Crash is such a trivial hypercall that we do it in four
case LHCALL_SHUTDOWN: {
/* Shutdown is such a trivial hypercall that we do it in four
* lines right here. */
char msg[128];
/* If the lgread fails, it will call kill_guest() itself; the
@@ -50,6 +50,8 @@ static void do_hcall(struct lguest *lg, struct hcall_args *args)
__lgread(lg, msg, args->arg1, sizeof(msg));
msg[sizeof(msg)-1] = '\0';
kill_guest(lg, "CRASH: %s", msg);
if (args->arg2 == LGUEST_SHUTDOWN_RESTART)
lg->dead = ERR_PTR(-ERESTART);
break;
}
case LHCALL_FLUSH_TLB: