From: Peter Zijlstra <peterz@infradead.org>
To: Mark Rutland <mark.rutland@arm.com>
Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
"greg@kroah.com" <greg@kroah.com>,
Alexey Brodkin <Alexey.Brodkin@synopsys.com>,
"will.deacon@arm.com" <will.deacon@arm.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"stable@vger.kernel.org" <stable@vger.kernel.org>,
"David.Laight@ACULAB.COM" <David.Laight@ACULAB.COM>,
"geert@linux-m68k.org" <geert@linux-m68k.org>,
"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"linux-snps-arc@lists.infradead.org"
<linux-snps-arc@lists.infradead.org>
Subject: Re: [PATCH v3] devres: Explicitly align datai[] to 64-bit
Date: Mon, 9 Jul 2018 17:45:21 +0200 [thread overview]
Message-ID: <20180709154521.GS2512@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <20180709153427.GY2476@hirez.programming.kicks-ass.net>
On Mon, Jul 09, 2018 at 05:34:27PM +0200, Peter Zijlstra wrote:
> On Mon, Jul 09, 2018 at 04:29:58PM +0100, Mark Rutland wrote:
> > Shouldn't that be 8? AFAICT, __alignof__(unsigned long long) is 8 on
> > x86_32:
>
> Curious, I wonder why we put that align in atomic64_32 then.
Shiny, look at this: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54188
WARNING: multiple messages have this Message-ID (diff)
From: Peter Zijlstra <peterz@infradead.org>
To: Mark Rutland <mark.rutland@arm.com>
Cc: Alexey Brodkin <Alexey.Brodkin@synopsys.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"linux-snps-arc@lists.infradead.org"
<linux-snps-arc@lists.infradead.org>,
"stable@vger.kernel.org" <stable@vger.kernel.org>,
"greg@kroah.com" <greg@kroah.com>,
"will.deacon@arm.com" <will.deacon@arm.com>,
"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
"David.Laight@ACULAB.COM" <David.Laight@ACULAB.COM>,
"linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
"geert@linux-m68k.org" <geert@linux-m68k.org>
Subject: Re: [PATCH v3] devres: Explicitly align datai[] to 64-bit
Date: Mon, 9 Jul 2018 17:45:21 +0200 [thread overview]
Message-ID: <20180709154521.GS2512@hirez.programming.kicks-ass.net> (raw)
Message-ID: <20180709154521.XNfMK0Q1twAT4nZvDiKepS_bOl3dsa6A2MfBVOWkjEE@z> (raw)
In-Reply-To: <20180709153427.GY2476@hirez.programming.kicks-ass.net>
On Mon, Jul 09, 2018 at 05:34:27PM +0200, Peter Zijlstra wrote:
> On Mon, Jul 09, 2018 at 04:29:58PM +0100, Mark Rutland wrote:
> > Shouldn't that be 8? AFAICT, __alignof__(unsigned long long) is 8 on
> > x86_32:
>
> Curious, I wonder why we put that align in atomic64_32 then.
Shiny, look at this: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54188
WARNING: multiple messages have this Message-ID (diff)
From: peterz@infradead.org (Peter Zijlstra)
To: linux-snps-arc@lists.infradead.org
Subject: [PATCH v3] devres: Explicitly align datai[] to 64-bit
Date: Mon, 9 Jul 2018 17:45:21 +0200 [thread overview]
Message-ID: <20180709154521.GS2512@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <20180709153427.GY2476@hirez.programming.kicks-ass.net>
On Mon, Jul 09, 2018@05:34:27PM +0200, Peter Zijlstra wrote:
> On Mon, Jul 09, 2018@04:29:58PM +0100, Mark Rutland wrote:
> > Shouldn't that be 8? AFAICT, __alignof__(unsigned long long) is 8 on
> > x86_32:
>
> Curious, I wonder why we put that align in atomic64_32 then.
Shiny, look at this: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54188
next prev parent reply other threads:[~2018-07-09 15:45 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-09 13:45 [PATCH v3] devres: Explicitly align datai[] to 64-bit Alexey Brodkin
2018-07-09 13:45 ` Alexey Brodkin
2018-07-09 13:54 ` Peter Zijlstra
2018-07-09 13:54 ` Peter Zijlstra
2018-07-09 13:54 ` Peter Zijlstra
2018-07-09 13:54 ` Peter Zijlstra
2018-07-09 13:54 ` Peter Zijlstra
2018-07-09 14:04 ` Mark Rutland
2018-07-09 14:04 ` Mark Rutland
2018-07-09 14:10 ` Geert Uytterhoeven
2018-07-09 14:10 ` Geert Uytterhoeven
2018-07-09 14:07 ` Alexey Brodkin
2018-07-09 14:07 ` Alexey Brodkin
2018-07-09 14:07 ` Peter Zijlstra
2018-07-09 14:07 ` Peter Zijlstra
2018-07-09 14:07 ` Peter Zijlstra
2018-07-09 14:10 ` Peter Zijlstra
2018-07-09 14:10 ` Peter Zijlstra
2018-07-09 14:10 ` Peter Zijlstra
2018-07-09 14:33 ` Alexey Brodkin
2018-07-09 14:33 ` Alexey Brodkin
2018-07-09 14:49 ` Peter Zijlstra
2018-07-09 14:49 ` Peter Zijlstra
2018-07-09 14:53 ` Alexey Brodkin
2018-07-09 14:53 ` Alexey Brodkin
2018-10-04 16:19 ` Alexey Brodkin
2018-10-04 16:19 ` Alexey Brodkin
2018-07-09 15:02 ` David Laight
2018-07-09 15:02 ` David Laight
2018-07-09 15:14 ` Peter Zijlstra
2018-07-09 15:14 ` Peter Zijlstra
2018-07-09 15:14 ` Peter Zijlstra
2018-07-09 15:29 ` Mark Rutland
2018-07-09 15:29 ` Mark Rutland
2018-07-09 15:34 ` Peter Zijlstra
2018-07-09 15:34 ` Peter Zijlstra
2018-07-09 15:34 ` Peter Zijlstra
2018-07-09 15:45 ` Peter Zijlstra [this message]
2018-07-09 15:45 ` Peter Zijlstra
2018-07-09 15:45 ` Peter Zijlstra
2018-07-09 15:48 ` Mark Rutland
2018-07-09 15:48 ` Mark Rutland
2018-07-09 16:10 ` David Laight
2018-07-09 16:10 ` David Laight
2018-07-09 20:28 ` Vineet Gupta
2018-07-09 20:28 ` Vineet Gupta
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