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
prev parent 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 [PATCH] ATA convert GSI to irq on ia64 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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