From: David Miller <davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
To: akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org
Cc: torvalds-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org,
harvey.harrison-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [patch 275/311] kernel: Move arches to use common unaligned access
Date: Tue, 29 Apr 2008 01:19:50 -0700 (PDT) [thread overview]
Message-ID: <20080429.011950.50578885.davem@davemloft.net> (raw)
In-Reply-To: <200804290803.m3T83UB3009859-AB4EexQrvXRQetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>
From: akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org
Date: Tue, 29 Apr 2008 01:03:30 -0700
> From: Harvey Harrison <harvey.harrison-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
>
> Unaligned access is ok for the following arches:
> cris, m68k, mn10300, powerpc, s390, x86
>
> Arches that use the memmove implementation for native endian, and
> the byteshifting for the opposite endianness.
> h8300, m32r, xtensa
>
> Packed struct for native endian, byteshifting for other endian:
> alpha, blackfin, ia64, parisc, sparc, sparc64, mips, sh
>
> m86knommu is generic_be for Coldfire, otherwise unaligned access is ok.
>
> frv, arm chooses endianness based on compiler settings, uses the byteshifting
> versions. Remove the unaligned trap handler from frv as it is now unused.
>
> v850 is le, uses the byteshifting versions for both be and le.
>
> Remove the now unused asm-generic implementation.
>
> Signed-off-by: Harvey Harrison <harvey.harrison-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> Cc: <linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
> Signed-off-by: Andrew Morton <akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
Acked-by: David S. Miller <davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>
WARNING: multiple messages have this Message-ID (diff)
From: David Miller <davem@davemloft.net>
To: akpm@linux-foundation.org
Cc: torvalds@linux-foundation.org, harvey.harrison@gmail.com,
linux-arch@vger.kernel.org
Subject: Re: [patch 275/311] kernel: Move arches to use common unaligned access
Date: Tue, 29 Apr 2008 01:19:50 -0700 (PDT) [thread overview]
Message-ID: <20080429.011950.50578885.davem@davemloft.net> (raw)
Message-ID: <20080429081950.izeWawwOnw5gGIkYSUMnzkkPyHN-GOZpZb4XZ5SO_jw@z> (raw)
In-Reply-To: <200804290803.m3T83UB3009859@imap1.linux-foundation.org>
From: akpm@linux-foundation.org
Date: Tue, 29 Apr 2008 01:03:30 -0700
> From: Harvey Harrison <harvey.harrison@gmail.com>
>
> Unaligned access is ok for the following arches:
> cris, m68k, mn10300, powerpc, s390, x86
>
> Arches that use the memmove implementation for native endian, and
> the byteshifting for the opposite endianness.
> h8300, m32r, xtensa
>
> Packed struct for native endian, byteshifting for other endian:
> alpha, blackfin, ia64, parisc, sparc, sparc64, mips, sh
>
> m86knommu is generic_be for Coldfire, otherwise unaligned access is ok.
>
> frv, arm chooses endianness based on compiler settings, uses the byteshifting
> versions. Remove the unaligned trap handler from frv as it is now unused.
>
> v850 is le, uses the byteshifting versions for both be and le.
>
> Remove the now unused asm-generic implementation.
>
> Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
> Cc: <linux-arch@vger.kernel.org>
> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: David S. Miller <davem@davemloft.net>
next prev parent reply other threads:[~2008-04-29 8:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-29 8:03 [patch 275/311] kernel: Move arches to use common unaligned access akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b
2008-04-29 8:03 ` akpm
[not found] ` <200804290803.m3T83UB3009859-AB4EexQrvXRQetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>
2008-04-29 8:19 ` David Miller [this message]
2008-04-29 8:19 ` David Miller
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