From: Jens Axboe <axboe@suse.de>
To: Peter Osterlund <petero2@telia.com>, Greg KH <greg@kroah.com>,
linux-kernel@vger.kernel.org,
linux-usb-devel@lists.sourceforge.net
Subject: Re: "sr: unaligned transfer" in 2.5.2-pre1
Date: Mon, 31 Dec 2001 12:51:57 +0100 [thread overview]
Message-ID: <20011231125157.D1246@suse.de> (raw)
In-Reply-To: <m2vgexzv90.fsf@ppro.localdomain> <20011223112249.B4493@kroah.com> <m23d1trr4w.fsf@pengo.localdomain> <20011230122756.L1821@suse.de> <20011230212700.B652@one-eyed-alien.net>
In-Reply-To: <20011230212700.B652@one-eyed-alien.net>
On Sun, Dec 30 2001, Matthew Dharm wrote:
> If it shouldn't be used, it should be removed from the structure to force
> people to change.
It will be soonish. Davem has practically finished this already.
> This is probably why usb-storage broke, and it wasn't obvious to me what
> went wrong.
It's been discussed here before, both wrt 2.5 and 2.4 with the block
highmem patches.
> So now I guess I need to either (a) compute the address for the USB layer,
> or (b) figure out how to pass the memory parameters directly, so we can use
> highmem.
If you don't set highmem_io in the scsi host structure, then you can
always do
vaddr = page_address(sg->page) + sg->offset;
--
Jens Axboe
next prev parent reply other threads:[~2001-12-31 11:52 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-23 17:44 "sr: unaligned transfer" in 2.5.2-pre1 Peter Osterlund
2001-12-23 19:22 ` Greg KH
2001-12-30 9:31 ` Peter Osterlund
2001-12-30 11:27 ` Jens Axboe
2001-12-31 5:27 ` Matthew Dharm
2001-12-31 11:51 ` Jens Axboe [this message]
2001-12-31 22:54 ` [linux-usb-devel] " Matthew Dharm
2001-12-31 23:59 ` Andre Hedrick
2002-01-01 17:39 ` Jens Axboe
2002-01-01 17:40 ` Jens Axboe
2002-01-01 19:53 ` David Brownell
2002-01-01 22:34 ` Jens Axboe
2002-01-01 23:28 ` Matthew Dharm
2002-01-02 5:40 ` [linux-usb-devel] Re: highmem and usb [was: "sr: unaligned transfer" in 2.5.2-pre1] David Brownell
2002-01-02 9:27 ` [linux-usb-devel] Re: highmem and usb [was:"sr: unalignedtransfer" " Oliver.Neukum
2002-01-02 18:43 ` David Brownell
2002-01-02 9:31 ` [linux-usb-devel] Re: highmem and usb [was: "sr: unaligned transfer" " Jens Axboe
2002-01-02 9:30 ` [linux-usb-devel] Re: "sr: unaligned transfer" in 2.5.2-pre1 Jens Axboe
2002-01-02 5:27 ` [linux-usb-devel] Re: highmem and usb [was "sr: unaligned transfer" in 2.5.2-pre1] David Brownell
2002-01-02 9:32 ` Jens Axboe
2002-01-02 18:37 ` David Brownell
2002-01-02 18:44 ` Jens Axboe
2002-01-02 18:55 ` David Brownell
2002-01-02 20:23 ` Jens Axboe
2002-01-02 22:32 ` [linux-usb-devel] Re: highmem and usb [was "sr: unalignedtransfer" " Oliver.Neukum
2001-12-24 4:05 ` "sr: unaligned transfer" in 2.5.2-pre1 Bob_Tracy
2001-12-24 7:24 ` Peter Osterlund
2001-12-24 14:13 ` WHICH MACHINE????? Astinus
2001-12-24 15:37 ` Erik Mouw
2001-12-25 15:41 ` Svein Ove Aas
2001-12-26 13:56 ` Erik Mouw
2001-12-24 16:19 ` J.A. Magallon
2001-12-24 22:48 ` "sr: unaligned transfer" in 2.5.2-pre1 Peter Osterlund
2001-12-27 7:13 ` Petr Titera
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