Date: Sat, 18 Sep 2010 23:30:02 +0300 From: Andriy Gapon <avg@freebsd.org> To: Attilio Rao <attilio@freebsd.org> Cc: freebsd-hackers@freebsd.org Subject: Re: KDB_TRACE and no backend Message-ID: <4C95214A.3070600@freebsd.org> In-Reply-To: <4C950C48.6020600@freebsd.org> References: <4C94A138.8050905@icyb.net.ua> <AANLkTingR6k6xdQJ3cZH8EkJeCWnq5vzeEjGHNaDv8AT@mail.gmail.com> <4C9507D1.3010008@icyb.net.ua> <4C950C48.6020600@freebsd.org>
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on 18/09/2010 22:00 Andriy Gapon said the following: > Oh, wow, and I totally overlooked stack_print(). > Should have read stack(9) from the start. New patch. Hope this is better. I don't like that the printf is duplicated, but couldn't figure out a way to combine pre-processor and C conditions. --- a/sys/kern/subr_kdb.c +++ b/sys/kern/subr_kdb.c @@ -37,6 +37,7 @@ __FBSDID("$FreeBSD$"); #include <sys/pcpu.h> #include <sys/proc.h> #include <sys/smp.h> +#include <sys/stack.h> #include <sys/sysctl.h> #include <machine/kdb.h> @@ -300,6 +301,15 @@ kdb_backtrace(void) printf("KDB: stack backtrace:\n"); kdb_dbbe->dbbe_trace(); } +#ifdef STACK + else { + struct stack st; + + printf("KDB: stack backtrace:\n"); + stack_save(&st); + stack_print(&st); + } +#endif } /* -- Andriy Gapon
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