From: Zou Nan hai <nanhai.zou@intel.com>
To: linux-ia64@vger.kernel.org
Subject: RE: [Patch] Don't alloc empty frame in ia64_switch_mode_phys
Date: Wed, 26 Jul 2006 21:08:44 +0000 [thread overview]
Message-ID: <1153948124.3286.76.camel@linux-znh> (raw)
In-Reply-To: <1153870600.3286.72.camel@linux-znh>
On Wed, 2006-07-26 at 23:33, Chen, Kenneth W wrote:
> Zou Nan hai wrote on Tuesday, July 25, 2006 4:37 PM
> > I think ia64_switch_mode_phys and ia64_switch_mode_virt
> > does not need to alloc an empty frame.
> > An empty frame is required by loadrs but flushrs
> > does not need that.
>
> This patch would make your previous "Do not assume output registers
> be reservered" unnecessary, isn't it? It will automatically solve
> the problem you are trying to fix in previous patch.
>
Yes, any individual of the 2 patches will fix the issue.
However I still like to fix the "assume output registers to be
preserved issue" in pal.S, because that dose not follow software runtime
convention.
Zou Nan hai
prev parent reply other threads:[~2006-07-26 21:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-25 23:36 [Patch] Don't alloc empty frame in ia64_switch_mode_phys Zou Nan hai
2006-07-26 15:33 ` Chen, Kenneth W
2006-07-26 21:08 ` Zou Nan hai [this message]
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