linux-kernel - Re: PATCH: Add --size-check=[error|warning]

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Mon, 14 Mar 2011 09:32:56 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Jan Beulich <JBeulich@...ell.com>
CC:	sedat.dilek@...il.com, Alan Modra <amodra@...pond.net.au>,
	Ingo Molnar <mingo@...e.hu>, "H.J. Lu" <hjl.tools@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	binutils <binutils@...rceware.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: PATCH: Add --size-check=[error|warning]

On 03/14/2011 04:26 AM, Jan Beulich wrote:
> 
> Making the kernel build system check for certain newly introduced
> gas options would again require changes to the kernel sources,
> which is precisely what is impossible to do for past kernel releases
> (and bisection in particular).
> 

But something like "make CC='gcc -Wa,--size-check=warning'" should work,
I believe (tweaking may be required, but that's the idea).  Passing an
option to the assembler is a helluva lot easier than redirecting to a
different assembler.

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/