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From: Ingo Molnar <mingo@elte.hu>
To: Jack Stone <jwjstone@fastmail.fm>
Cc: Bert Wesarg <bert.wesarg@googlemail.com>,
	linux-kernel@vger.kernel.org, jeff@garzik.org,
	kernel-janitors@vger.kernel.org
Subject: Re: [PATCH 54/56] x86: Remove void casts
Date: Wed, 8 Apr 2009 16:40:55 +0200	[thread overview]
Message-ID: <20090408144055.GH12931@elte.hu> (raw)
In-Reply-To: <49DCB140.7000603@fastmail.fm>


* Jack Stone <jwjstone@fastmail.fm> wrote:

> Ingo Molnar wrote:
> > * Jack Stone <jwjstone@fastmail.fm> wrote:
> >
> >   
> >> Fixed patch
> >>
> >> Thanks,
> >>     
> >
> > Hm, what was fixed?
> >   
> I removed casts on pointer arithmetic which probably still needed to be
> there to do the arithmetic properly.

... which pretty much proves the point that these patches should not 
go via any "trivial" tree.

Those additions of mmu pointers you did were outright lethal, i 
doubt this stuff could have booted on both 32-bit and 64-bit x86.

Please dont do this. Or if you do, please double check your change 
and double check that the relevant vmlinux disassembly is still bit 
for bit the same.

	Ingo

  reply	other threads:[~2009-04-08 14:41 UTC|newest]

Thread overview: 174+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-04-08 11:21 [PATCH 0/56] Remove void casts Jack Stone
2009-04-08 11:21 ` [PATCH 01/56] adfs: " Jack Stone
2009-04-08 11:21   ` [PATCH 02/56] alpha: " Jack Stone
2009-04-08 11:21     ` [PATCH 03/56] atm: " Jack Stone
2009-04-08 11:21       ` [PATCH 04/56] befs: " Jack Stone
2009-04-08 11:21         ` [PATCH 05/56] block: " Jack Stone
2009-04-08 11:21           ` [PATCH 06/56] cifs: " Jack Stone
2009-04-08 11:21             ` [PATCH 07/56] coda: " Jack Stone
2009-04-08 11:21               ` [PATCH 08/56] cris: " Jack Stone
2009-04-08 11:21                 ` [PATCH 09/56] efs: " Jack Stone
2009-04-08 11:21                   ` [PATCH 10/56] ext2: " Jack Stone
2009-04-08 11:21                     ` [PATCH 11/56] freevxfs: " Jack Stone
2009-04-08 11:21                       ` [PATCH 12/56] hpfs: " Jack Stone
2009-04-08 11:21                         ` [PATCH 13/56] i2c: " Jack Stone
2009-04-08 11:21                           ` [PATCH 14/56] ia64: " Jack Stone
2009-04-08 11:21                             ` [PATCH 15/56] ide: " Jack Stone
2009-04-08 11:21                               ` [PATCH 16/56] idle: " Jack Stone
2009-04-08 11:21                                 ` [PATCH 17/56] infiniband: " Jack Stone
2009-04-08 11:21                                   ` [PATCH 18/56] isdn: " Jack Stone
2009-04-08 11:21                                     ` [PATCH 19/56] kvm: " Jack Stone
2009-04-08 11:21                                       ` [PATCH 20/56] inflate: " Jack Stone
2009-04-08 11:21                                         ` [PATCH 21/56] md: " Jack Stone
2009-04-08 11:21                                           ` [PATCH 22/56] message/fusion: " Jack Stone
2009-04-08 11:21                                             ` [PATCH 23/56] minix: " Jack Stone
2009-04-08 11:21                                               ` [PATCH 24/56] mips: " Jack Stone
2009-04-08 11:21                                                 ` [PATCH 25/56] mm: " Jack Stone
2009-04-08 11:21                                                   ` [PATCH 26/56] ncpfs: " Jack Stone
2009-04-08 11:21                                                     ` [PATCH 27/56] ipv4: " Jack Stone
2009-04-08 11:22                                                       ` [PATCH 28/56] ipv6: " Jack Stone
2009-04-08 11:22                                                         ` [PATCH 29/56] irda: " Jack Stone
2009-04-08 11:22                                                           ` [PATCH 30/56] net: " Jack Stone
2009-04-08 11:22                                                             ` [PATCH 31/56] sctp: " Jack Stone
2009-04-08 11:22                                                               ` [PATCH 32/56] sunrpc: " Jack Stone
2009-04-08 11:22                                                                 ` [PATCH 33/56] tipc: " Jack Stone
2009-04-08 11:22                                                                   ` [PATCH 34/56] nfs: " Jack Stone
2009-04-08 11:22                                                                     ` [PATCH 35/56] ntfs: " Jack Stone
2009-04-08 11:22                                                                       ` [PATCH 36/56] ocfs2: " Jack Stone
2009-04-08 11:22                                                                         ` [PATCH 37/56] oss: " Jack Stone
2009-04-08 11:22                                                                           ` [PATCH 38/56] pci: " Jack Stone
2009-04-08 11:22                                                                             ` [PATCH 39/56] powerpc: " Jack Stone
2009-04-08 11:22                                                                               ` [PATCH 40/56] proc: " Jack Stone
2009-04-08 11:22                                                                                 ` [PATCH 41/56] reiserfs: " Jack Stone
2009-04-08 11:22                                                                                   ` [PATCH 42/56] drivers/s390: " Jack Stone
2009-04-08 11:22                                                                                     ` [PATCH 43/56] s390: " Jack Stone
2009-04-08 11:22                                                                                       ` [PATCH 44/56] scripts: " Jack Stone
2009-04-08 11:22                                                                                         ` [PATCH 45/56] scsi: " Jack Stone
2009-04-08 11:22                                                                                           ` [PATCH 46/56] serial: " Jack Stone
2009-04-08 11:22                                                                                             ` [PATCH 47/56] sh: " Jack Stone
2009-04-08 11:22                                                                                               ` [PATCH 48/56] smbfs: " Jack Stone
2009-04-08 11:22                                                                                                 ` [PATCH 49/56] sparc: " Jack Stone
2009-04-08 11:22                                                                                                   ` [PATCH 50/56] drivers/staging: " Jack Stone
2009-04-08 11:22                                                                                                     ` [PATCH 51/56] sysv: " Jack Stone
2009-04-08 11:22                                                                                                       ` [PATCH 52/56] ufs: " Jack Stone
2009-04-08 11:22                                                                                                         ` [PATCH 53/56] usb: " Jack Stone
2009-04-08 11:22                                                                                                           ` [PATCH 54/56] x86: " Jack Stone
2009-04-08 11:22                                                                                                             ` [PATCH 55/56] xen: " Jack Stone
2009-04-08 11:22                                                                                                               ` [PATCH 56/56] xfs: " Jack Stone
2009-04-08 12:15                                                                                                                 ` Bert Wesarg
2009-04-08 14:01                                                                                                                   ` Jack Stone
2009-04-09 10:39                                                                                                                     ` Jack Stone
2009-04-09 17:37                                                                                                                 ` Felix Blyakher
2009-04-13  9:32                                                                                                                   ` Christoph Hellwig
2009-04-13  9:35                                                                                                                     ` Jeff Garzik
2009-04-09 10:39                                                                                                               ` [PATCH 55/56] xen: " Jack Stone
2009-04-09 18:15                                                                                                                 ` Jeremy Fitzhardinge
2009-04-08 12:18                                                                                                             ` [PATCH 54/56] x86: " Bert Wesarg
2009-04-08 14:03                                                                                                               ` Jack Stone
2009-04-08 14:06                                                                                                                 ` Ingo Molnar
2009-04-08 14:14                                                                                                                   ` Jack Stone
2009-04-08 14:40                                                                                                                     ` Ingo Molnar [this message]
2009-04-08 14:46                                                                                                                       ` Jack Stone
2009-04-08 14:48                                                                                                                         ` Ingo Molnar
2009-04-08 14:53                                                                                                                           ` Jack Stone
2009-04-08 14:57                                                                                                                             ` Ingo Molnar
2009-04-08 14:59                                                                                                                               ` Jack Stone
2009-04-08 15:05                                                                                                                                 ` Jack Stone
2009-04-08 15:06                                                                                                                                 ` Julia Lawall
2009-04-08 15:10                                                                                                                                   ` Matthew Wilcox
2009-04-08 15:12                                                                                                                                     ` Julia Lawall
2009-04-08 15:16                                                                                                                                 ` Ingo Molnar
2009-04-08 20:45                                                                                                                                   ` Jack Stone
2009-04-08 22:06                                                                                                                                     ` Joe Perches
2009-04-09  5:12                                                                                                                                     ` Ingo Molnar
2009-04-09 10:37                                                                                                                 ` Jack Stone
2009-04-08 12:11                                                                                                           ` [PATCH 53/56] usb: " Bert Wesarg
2009-04-08 14:00                                                                                                             ` Jack Stone
2009-04-09 10:36                                                                                                               ` Jack Stone
2009-04-09 10:35                                                                                                         ` [PATCH 52/56] ufs: " Jack Stone
2009-04-08 12:02                                                                                                       ` [PATCH 51/56] sysv: " Bert Wesarg
2009-04-08 12:04                                                                                                         ` Bert Wesarg
2009-04-08 12:07                                                                                                           ` Jack Stone
2009-04-08 13:57                                                                                                         ` Jack Stone
2009-04-09 10:34                                                                                                           ` Jack Stone
2009-04-08 12:09                                                                                                     ` [PATCH 50/56] drivers/staging: " Bert Wesarg
2009-04-08 13:59                                                                                                       ` Jack Stone
2009-04-09 10:32                                                                                                         ` Jack Stone
2009-04-09 10:31                                                                                                   ` [PATCH 49/56] sparc: " Jack Stone
2009-04-08 11:58                                                                                           ` [PATCH 45/56] scsi: " Bert Wesarg
2009-04-08 13:56                                                                                             ` Jack Stone
2009-04-09 10:27                                                                                               ` Jack Stone
2009-04-09 10:26                                                                                       ` [PATCH 43/56] s390: " Jack Stone
2009-04-09 10:23                                                                                     ` [PATCH 42/56] drivers/s390: " Jack Stone
2009-04-09 10:22                                                                                   ` [PATCH 41/56] reiserfs: " Jack Stone
2009-04-09 10:20                                                                               ` [PATCH 39/56] powerpc: " Jack Stone
2009-04-09 10:19                                                                             ` [PATCH 38/56] pci: " Jack Stone
2009-04-09 10:18                                                                           ` [PATCH 37/56] oss: " Jack Stone
2009-04-08 12:19                                                                         ` [PATCH 36/56] ocfs2: " Bert Wesarg
2009-04-08 14:04                                                                           ` Jack Stone
2009-04-09 10:16                                                                             ` Jack Stone
2009-04-08 12:22                                                                       ` [PATCH 35/56] ntfs: " Bert Wesarg
2009-04-08 14:04                                                                         ` Jack Stone
2009-04-09 10:15                                                                           ` Jack Stone
2009-04-09 10:14                                                                     ` [PATCH 34/56] nfs: " Jack Stone
2009-04-09 10:13                                                                   ` [PATCH 33/56] tipc: " Jack Stone
2009-04-09 10:12                                                                 ` [PATCH 32/56] sunrpc: " Jack Stone
2009-04-09 10:11                                                               ` [PATCH 31/56] sctp: " Jack Stone
2009-04-08 12:30                                                             ` [PATCH 30/56] net: " Bert Wesarg
2009-04-08 14:05                                                               ` Jack Stone
2009-04-09 10:10                                                                 ` Jack Stone
2009-04-08 12:31                                                           ` [PATCH 29/56] irda: " Bert Wesarg
2009-04-08 14:06                                                             ` Jack Stone
2009-04-09 10:09                                                               ` Jack Stone
2009-04-09 10:08                                                         ` [PATCH 28/56] ipv6: " Jack Stone
2009-04-09 10:08                                                       ` [PATCH 27/56] ipv4: " Jack Stone
2009-04-09 10:07                                                     ` [PATCH 26/56] ncpfs: " Jack Stone
2009-04-09 10:06                                                   ` [PATCH 25/56] mm: " Jack Stone
2009-04-09 10:05                                                 ` [PATCH 24/56] mips: " Jack Stone
2009-04-08 11:43                                             ` [PATCH 22/56] message/fusion: " Bert Wesarg
2009-04-08 13:55                                               ` Jack Stone
2009-04-09 10:03                                           ` [PATCH 21/56] md: " Jack Stone
2009-04-08 11:39                                         ` [PATCH 20/56] inflate: " Bert Wesarg
2009-04-08 13:54                                           ` Jack Stone
2009-04-08 14:05                                             ` Will Newton
2009-04-08 14:12                                               ` Jack Stone
2009-04-08 14:18                                                 ` Will Newton
2009-04-08 14:19                                           ` walter harms
2009-04-08 14:27                                             ` Jack Stone
2009-04-09 10:00                                       ` [PATCH 19/56] kvm: " Jack Stone
2009-04-08 11:37                                     ` [PATCH 18/56] isdn: " Bert Wesarg
2009-04-08 13:53                                       ` Jack Stone
2009-04-09  9:58                                         ` Jack Stone
2009-04-08 17:48                                   ` [PATCH 17/56] infiniband: " Roland Dreier
2009-04-09  9:57                               ` [PATCH 15/56] ide: " Jack Stone
2009-04-16 19:09                                 ` Bartlomiej Zolnierkiewicz
2009-04-09  9:56                             ` [PATCH 14/56] ia64: " Jack Stone
2009-04-09  9:55                           ` [PATCH 13/56] i2c: " Jack Stone
2009-04-09 12:43                           ` Jean Delvare
2009-04-09 12:51                             ` Alan Cox
2009-04-09 14:52                               ` Jean Delvare
2009-04-09  9:54                         ` [PATCH 12/56] hpfs: " Jack Stone
2009-04-09  9:53                       ` [PATCH 11/56] freevxfs: " Jack Stone
2009-04-09  9:52                     ` [PATCH 10/56] ext2: " Jack Stone
2009-04-08 12:34                 ` [PATCH 08/56] cris: " Bert Wesarg
2009-04-08 13:36                   ` Jesper Nilsson
2009-04-08 13:38                     ` Jack Stone
2009-04-08 12:35                 ` Jesper Nilsson
2009-04-08 13:36                   ` Jack Stone
2009-04-09  9:49                     ` Jack Stone
2009-04-09  9:47                 ` Jack Stone
2009-04-09  9:45               ` [PATCH 07/56] coda: " Jack Stone
2009-04-08 11:26             ` [PATCH 06/56] cifs: " Bert Wesarg
2009-04-08 13:51               ` Jack Stone
2009-04-09  9:51                 ` Jack Stone
2009-04-09  9:44             ` Jack Stone
2009-04-08 11:31           ` [PATCH 05/56] block: " Bert Wesarg
2009-04-08 11:38             ` Jack Stone
2009-04-08 11:48               ` Bert Wesarg
2009-04-09 21:08             ` Al Viro
2009-04-09  9:43           ` Jack Stone
2009-04-08 11:26         ` [PATCH 04/56] befs: " Bert Wesarg
2009-04-08 13:49           ` Jack Stone
2009-04-09  9:39             ` Jack Stone
2009-04-09  9:42       ` [PATCH 03/56] atm: " Jack Stone
2009-04-09  9:41     ` [PATCH 02/56] alpha: " Jack Stone

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