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Implemented a "TEXT_SET" called 'cleanup_set' which will be called before

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the reboot takes place (if not RB_NOSYNC that is).  The vn driver needs this.
Other places might benefit too.
This commit is contained in:
Poul-Henning Kamp 1994-12-04 19:58:43 +00:00
parent c0fc067043
commit 54213fd84a
1 changed files with 20 additions and 1 deletions
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21
sys/kern/kern_xxx.c
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)kern_xxx.c 8.2 (Berkeley) 11/14/93
* $Id: kern_xxx.c,v 1.7 1994/09/25 19:33:46 phk Exp $
* $Id: kern_xxx.c,v 1.8 1994/10/02 17:35:21 phk Exp $
*/
#include <sys/param.h>
@ -44,6 +44,17 @@
#include <sys/utsname.h>
#include <sys/signalvar.h>
/* This implements a "TEXT_SET" for cleanup functions */
static void
dummy_cleanup() {}
TEXT_SET(cleanup_set, dummy_cleanup);
typedef void (*cleanup_func_t)(void);
extern const struct linker_set cleanup_set;
static const cleanup_func_t *cleanups =
(const cleanup_func_t *)&cleanup_set.ls_items[0];
struct reboot_args {
int opt;
};
@ -58,6 +69,14 @@ reboot(p, uap, retval)
if ((error = suser(p->p_ucred, &p->p_acflag)))
return (error);
if (!uap->opt & RB_NOSYNC) {
printf("\ncleaning up... ");
while(*cleanups) {
(**cleanups++)();
}
}
boot(uap->opt);
return (0);
}