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From: Jeff Garzik <jeff@garzik.org>
To: "Zhang, Yanmin" <yanmin_zhang@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org
Subject: Re: [PATCH] ATA convert GSI to irq on ia64
Date: Thu, 15 Feb 2007 18:09:24 -0500	[thread overview]
Message-ID: <45D4E824.1010903@garzik.org> (raw)
In-Reply-To: <1170991791.15989.364.camel@ymzhang>

Zhang, Yanmin wrote:
> On Thu, 2007-02-08 at 20:19 -0500, Jeff Garzik wrote:
>> 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@intel.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.
> Thank Jeff. I worked out a new patch.
> 
> 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@intel.com>

applied



      reply	other threads:[~2007-02-15 23:09 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-08  7:40 Zhang, Yanmin
2007-02-08  9:15 ` Luming Yu
2007-02-08  9:17   ` Luming Yu
2007-02-09  1:07     ` Zhang, Yanmin
2007-02-08 19:42 ` Christoph Hellwig
2007-02-08 20:25   ` Andrew Morton
2007-02-08 20:34     ` Christoph Hellwig
2007-02-08 20:46       ` Andrew Morton
2007-02-09  1:19 ` Jeff Garzik
2007-02-09  3:29   ` Zhang, Yanmin
2007-02-15 23:09     ` Jeff Garzik [this message]

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