Date: Wed, 12 Jun 2002 23:38:23 -0700 From: Arun Sharma <arun@sharma-home.net> To: John Baldwin <jhb@FreeBSD.org> Cc: freebsd-hackers@freebsd.org Subject: Re: Kernel hacking questions Message-ID: <20020613063823.GA31427@sharma-home.net> In-Reply-To: <XFMail.20020611043647.jhb@FreeBSD.org> References: <20020610033520.GA7795@sharma-home.net> <XFMail.20020611043647.jhb@FreeBSD.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Tue, Jun 11, 2002 at 04:36:47AM -0400, John Baldwin wrote: > > 2. How do I trace back funcname+offset to a particular line of C code ? > > I tried objdump -d and gcc -S, but it's not easy to read. I thought > > there was a way to get gcc to interleave the C code and the generated > > assembly. > > gdb's 'l *foo+0x34' works wonders. :) If you are stuck with a kernel.debug > on current that gdb doesn't grok, you can use nm to extract the address of > the function, add the offset, and use 'addr2line -e kernel.debug 0xc0yyyyyy'. I was looking for objdump -S foo.o -Arun To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20020613063823.GA31427>