linux-kernel - Re: Disk geometry from /sys

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Message-ID: <480F3DDC.9010906@rtr.ca>
Date:	Wed, 23 Apr 2008 09:47:08 -0400
From:	Mark Lord <lkml@....ca>
To:	Francis Moreau <francis.moro@...il.com>
Cc:	Seewer Philippe <philippe.seewer@....ch>,
	linux-kernel@...r.kernel.org
Subject: Re: Disk geometry from /sys

Francis Moreau wrote:
> My last question I promise ;)
> 
> If I'd like to take a look in the kernel code to see where the kernel
> translates an offset
> provided by sys_read into a LBA or CHS address, where should I go ?
..

Two places.  drivers/ide/ide-disk.c :: __ide_do_rw_disk()
and drivers/ata/libata-core.c :: ata_build_rw_tf().

Cheers
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