linux-kernel - Re: [PATCH] ATA convert GSI to irq on ia64

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Message-ID: <45CBCC31.7070909@garzik.org>
Date:	Thu, 08 Feb 2007 20:19:45 -0500
From:	Jeff Garzik <jeff@...zik.org>
To:	"Zhang, Yanmin" <yanmin_zhang@...ux.intel.com>
CC:	LKML <linux-kernel@...r.kernel.org>, linux-scsi@...r.kernel.org,
	linux-ide@...r.kernel.org
Subject: Re: [PATCH] ATA convert GSI to irq on ia64

Zhang, Yanmin wrote:
> If an ATA drive uses legacy mode, ata driver will choose 14 and 15 as the
> fixed irq number. On ia64 platform, such numbers are GSI and should be converted
> to irq vector.
> 
> Below patch against kernel 2.6.20 fixes it.
> 
> Signed-off-by: Zhang Yanmin <yanmin.zhang@...el.com>

IA64 should create its own libata-portmap.h, rather than modifying the 
one in asm-generic with arch-specific choices.

powerpc is a current example of this (and currently the only 
non-asm-generic user) found in kernel 2.6.20.

	Jeff



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