From: "Chen, Kenneth W" <kenneth.w.chen@intel.com>
To: linux-ia64@vger.kernel.org
Subject: RE: [Patch] remove some rsm psr.dt in ivt.S
Date: Wed, 18 Oct 2006 00:30:11 +0000 [thread overview]
Message-ID: <000001c6f24c$92b109b0$ff0da8c0@amr.corp.intel.com> (raw)
In-Reply-To: <1161123027.2592.63.camel@linux-znh>
Zou Nan hai wrote on Tuesday, October 17, 2006 3:10 PM
> The rsm psr.dt in page_not_present, key_permission, iaccess_rights and
> daccess_right are not necessary.
> Since there is no data access between those points to page_fault, and
> page_fault will enable psr.dt at the beginning.
>
> @@ -1221,10 +1219,8 @@ END(page_not_present)
> ENTRY(key_permission)
> DBG_FAULT(21)
> mov r16=cr.ifa
> - rsm psr.dt
> mov r31=pr
> ;;
> - srlz.d
> br.sptk.many page_fault
> END(key_permission)
You can get rid of that stop bit too. Same for two other instances.
And your changelog mentioned daccess_right, but patch missed that hunk.
- Ken
prev parent reply other threads:[~2006-10-18 0:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-17 22:10 [Patch] remove some rsm psr.dt in ivt.S Zou Nan hai
2006-10-17 23:04 ` Zou Nan hai
2006-10-18 0:30 ` Chen, Kenneth W [this message]
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