From: Michael Ellerman <mpe@ellerman.id.au>
To: Segher Boessenkool <segher@kernel.crashing.org>
Cc: Leonardo Bras <leonardo@linux.ibm.com>,
Paul Mackerras <paulus@samba.org>,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH] Replaces long number representation by BIT() macro
Date: Sun, 07 Jul 2019 23:15:34 +1000 [thread overview]
Message-ID: <87d0imhtop.fsf@concordia.ellerman.id.au> (raw)
In-Reply-To: <20190702164850.GP18316@gate.crashing.org>
Segher Boessenkool <segher@kernel.crashing.org> writes:
> On Tue, Jul 02, 2019 at 11:16:35AM -0500, Segher Boessenkool wrote:
>> On Wed, Jul 03, 2019 at 01:19:34AM +1000, Michael Ellerman wrote:
>> > What we could do is switch to the `UL` macro from include/linux/const.h,
>> > rather than using our own ASM_CONST.
>>
>> You need gas 2.28 or later for that though.
>
> Oh, but apparently I cannot read. That macro should work fine.
:)
Yeah one day we'll be able to drop them entirely, but not yet.
The official minimum is 2.20:
https://www.kernel.org/doc/html/latest/process/changes.html
But my "old" toolchain is binutils 2.22, so that's effectively the
minimum for anything I test. I'm not sure many people are actually
testing with 2.20.
cheers
prev parent reply other threads:[~2019-07-07 13:17 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-13 18:02 [RFC PATCH] Replaces long number representation by BIT() macro Leonardo Bras
2019-06-13 20:24 ` Leonardo Bras
2019-07-02 15:19 ` Michael Ellerman
2019-07-02 16:16 ` Segher Boessenkool
2019-07-02 16:48 ` Segher Boessenkool
2019-07-07 13:15 ` Michael Ellerman [this message]
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