diff options
Diffstat (limited to 'sys/kern/kern_shutdown.c')
| -rw-r--r-- | sys/kern/kern_shutdown.c | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/sys/kern/kern_shutdown.c b/sys/kern/kern_shutdown.c index 001da3d..da041fa 100644 --- a/sys/kern/kern_shutdown.c +++ b/sys/kern/kern_shutdown.c @@ -233,30 +233,32 @@ print_uptime(void) printf("%lds\n", (long)ts.tv_sec); } -static void -doadump(void) +int +doadump(boolean_t textdump) { + boolean_t coredump; - /* - * Sometimes people have to call this from the kernel debugger. - * (if 'panic' can not dump) - * Give them a clue as to why they can't dump. - */ - if (dumper.dumper == NULL) { - printf("Cannot dump. Device not defined or unavailable.\n"); - return; - } + if (dumping) + return (EBUSY); + if (dumper.dumper == NULL) + return (ENXIO); savectx(&dumppcb); dumptid = curthread->td_tid; dumping++; + + coredump = TRUE; #ifdef DDB - if (textdump_pending) + if (textdump && textdump_pending) { + coredump = FALSE; textdump_dumpsys(&dumper); - else + } #endif + if (coredump) dumpsys(&dumper); + dumping--; + return (0); } static int @@ -425,7 +427,7 @@ kern_reboot(int howto) EVENTHANDLER_INVOKE(shutdown_post_sync, howto); if ((howto & (RB_HALT|RB_DUMP)) == RB_DUMP && !cold && !dumping) - doadump(); + doadump(TRUE); /* Now that we're going to really halt the system... */ EVENTHANDLER_INVOKE(shutdown_final, howto); |
