Message-Id: <4D7E166C0200007800036451@vpn.id2.novell.com>
Date: Mon, 14 Mar 2011 12:21:48 +0000
From: "Jan Beulich" <JBeulich@novell.com>
To: <sedat.dilek@gmail.com>
Cc: "Ingo Molnar" <mingo@elte.hu>, <amodra@gmail.com>,
        "H.J. Lu" <hjl.tools@gmail.com>,
        "Thomas Gleixner" <tglx@linutronix.de>,
        "Andrew Morton" <akpm@linux-foundation.org>,
        "Linus Torvalds" <torvalds@linux-foundation.org>,
        "binutils" <binutils@sourceware.org>,
        "LKML" <linux-kernel@vger.kernel.org>,
        "H. Peter Anvin" <hpa@zytor.com>
Subject: Re: PATCH: Add --size-check=[error|warning]
References: <AANLkTinDTyupNgZR-0izCWrpwOnE1wEcubn+M3o=Mgy2@mail.gmail.com>
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 <AANLkTikUKE4xzf-NJtK3vMCQmNEYiAXZzi2vMZs9Zy4W@mail.gmail.com>
 <AANLkTimmi7A6cXo8BCHWtBDmauZD4_-dNjThpn1J9DkW@mail.gmail.com>
In-Reply-To: <AANLkTimmi7A6cXo8BCHWtBDmauZD4_-dNjThpn1J9DkW@mail.gmail.com>
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>>> On 14.03.11 at 12:52, Sedat Dilek <sedat.dilek@googlemail.com> wrote:
> On Mon, Mar 14, 2011 at 12:38 PM, Sedat Dilek
> <sedat.dilek@googlemail.com> wrote:
>> [ Changing Alan's Email to valid <amodra@gmail.com> in CC ]
>>
>> On Mon, Mar 14, 2011 at 12:26 PM, Jan Beulich <JBeulich@novell.com> wrote:
>>>>>> On 14.03.11 at 12:02, Sedat Dilek <sedat.dilek@googlemail.com> wrote:
>> [...]
>>>> [2] Where can someone set a "global behaviour" (hardcoded options) for
>>>> his/her assembler in the kernel's build-system (speaking of
>>>> "--size-check=[error|warning]")?
>>>
>>> Nowhere, selecting behavior is possible only via the command line.
>>>
>>
>> Via command-line, something like this would do it?
>>
>>     $ export AS="/usr/bin/as --size-check=warning
>> [...]

No - $(AS) isn't being used to translate .S files, $(CC) is being used
instead. That's why I pointed at the necessary -B option (so that
the compiler would be able to locate the wrapper H.J. suggested).

> By looking through the binutils source-code, I have seen ASFLAGS.
> 
>      $ ASFLAGS="--size-check=warning" ; export ASFLAGS

Where did you find that? All places where I see references to this
variable are in the testsuite.

Jan

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