From owner-freebsd-current@FreeBSD.ORG Thu Mar 5 18:01:35 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E9DB1106566B for ; Thu, 5 Mar 2009 18:01:35 +0000 (UTC) (envelope-from grgkumar4@gmail.com) Received: from rv-out-0506.google.com (rv-out-0506.google.com [209.85.198.231]) by mx1.freebsd.org (Postfix) with ESMTP id C25288FC19 for ; Thu, 5 Mar 2009 18:01:35 +0000 (UTC) (envelope-from grgkumar4@gmail.com) Received: by rv-out-0506.google.com with SMTP id f6so41239rvb.43 for ; Thu, 05 Mar 2009 10:01:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:date:message-id:subject :from:to:content-type:content-transfer-encoding; bh=cX1/76a4VLp+mNwue0POMqos5jsoT5dZaKQXyF2OWeM=; b=kZn36zuxIBZ55QmD1NY9ni3blRLTA9PhCegE1TkogS46ljV92hcvnomPsvTokToMM5 bnDMvvkDlRPJ3CY8ubHT8GnzCnR6mxIuFYzOEc3gWovrLBDTM4nVLfueYfX6q4rRDJBj 1UzbjLBfC5FWWEYXvbYosWYHC4gmvJFcDypuQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type :content-transfer-encoding; b=uVjDCMZJCEBJlD5Bi/6sS34KvySdS5chqmLJb6z5ImMGKuUF12ZlvBV8vrxR8IBUpw K8Z4q+GDuLVqnkXqFXAYgFYBT0LCeAXqHWETXAAPqeXv2bgKH53HZlw6OSmkX9h5DDhO EYYpX566aTVVZ1IPG8HMoPZ6s00HEt5QZPHZE= MIME-Version: 1.0 Received: by 10.140.157.1 with SMTP id f1mr740523rve.299.1236274623201; Thu, 05 Mar 2009 09:37:03 -0800 (PST) Date: Thu, 5 Mar 2009 09:37:03 -0800 Message-ID: <5f695cd0903050937h320e72dbrfef1d9e1a1d3b543@mail.gmail.com> From: George Kumar To: freebsd-current@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: how to dump kernel function trace in freebsd X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 05 Mar 2009 18:01:36 -0000 Hi, In Linux I could use dump_stack() this to see how a function was called - (In essence stack trace back ), Function() { dump_stack(); ..... ... } What is the equivalent to dump_stack() in freebsd ? Is it kdb_backtrace() ? But for this I need to have kdb, ddb and kdb_trace options in the config file ? is that correct ? thanks. George