kdb: set kdb_why when entered via reboot and panic
Reviewed by: jhb Sponsored by: NetApp, Inc. Sponsored by: Klara, Inc. X-NetApp-PR: #74 Differential Revision: https://reviews.freebsd.org/D34551
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@ -292,6 +292,7 @@ void
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kdb_panic(const char *msg)
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kdb_panic(const char *msg)
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{
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{
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kdb_why = KDB_WHY_PANIC;
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printf("KDB: panic\n");
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printf("KDB: panic\n");
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panic("%s", msg);
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panic("%s", msg);
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}
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}
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@ -300,6 +301,7 @@ void
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kdb_reboot(void)
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kdb_reboot(void)
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{
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{
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kdb_why = KDB_WHY_REBOOT;
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printf("KDB: reboot requested\n");
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printf("KDB: reboot requested\n");
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shutdown_nice(0);
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shutdown_nice(0);
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}
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}
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@ -498,9 +500,9 @@ kdb_enter(const char *why, const char *msg)
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{
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{
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if (kdb_dbbe != NULL && kdb_active == 0) {
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if (kdb_dbbe != NULL && kdb_active == 0) {
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kdb_why = why;
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if (msg != NULL)
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if (msg != NULL)
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printf("KDB: enter: %s\n", msg);
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printf("KDB: enter: %s\n", msg);
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kdb_why = why;
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breakpoint();
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breakpoint();
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kdb_why = KDB_WHY_UNSET;
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kdb_why = KDB_WHY_UNSET;
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}
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}
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@ -121,6 +121,7 @@ extern const char * volatile kdb_why;
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#define KDB_WHY_POWERPC "powerpc" /* Unhandled powerpc intr. */
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#define KDB_WHY_POWERPC "powerpc" /* Unhandled powerpc intr. */
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#define KDB_WHY_UNIONFS "unionfs" /* Unionfs bug. */
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#define KDB_WHY_UNIONFS "unionfs" /* Unionfs bug. */
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#define KDB_WHY_DTRACE "dtrace" /* DTrace action entered debugger. */
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#define KDB_WHY_DTRACE "dtrace" /* DTrace action entered debugger. */
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#define KDB_WHY_REBOOT "reboot" /* reboot was requested. */
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/* Return values for kdb_alt_break */
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/* Return values for kdb_alt_break */
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#define KDB_REQ_DEBUGGER 1 /* User requested Debugger */
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#define KDB_REQ_DEBUGGER 1 /* User requested Debugger */
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