From: Peter Zijlstra <peterz@infradead.org>
To: Dave Hansen <dave.hansen@intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Reinette Chatre <reinette.chatre@intel.com>,
fenghua.yu@intel.com, Tony Luck <tony.luck@intel.com>,
vikas.shivappa@linux.intel.com, gavin.hindman@intel.com,
jithu.joseph@intel.com, mingo@redhat.com,
"H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH 0/7] x86/intel_rdt: Restoration of Cache Pseudo-Locked regions
Date: Fri, 3 Aug 2018 16:48:26 +0200 [thread overview]
Message-ID: <20180803144826.GL2458@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <3a33c9e9-4432-dbef-c3b7-a4da1740b0f7@intel.com>
On Fri, Aug 03, 2018 at 07:23:27AM -0700, Dave Hansen wrote:
> On 08/03/2018 04:45 AM, Thomas Gleixner wrote:
> >> Within the kernel two locations with direct invocations of the WBINVD
> >> instruction are coverted to native_wbinvd() and compile tested. Neither
> >> location is likely to be used on the platforms supporting Cache Pseudo-Locking.
> > Can we just get rid of WBINVD?
>
> In general, or just this specific case?
In general I think. There aren't that many users IIRC.
next prev parent reply other threads:[~2018-08-03 14:48 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-24 20:40 Reinette Chatre
2018-07-24 20:40 ` [RFC PATCH 1/7] x86/intel_rdt: Expose useful functions to all RDT code Reinette Chatre
2018-07-24 20:40 ` [RFC PATCH 2/7] x86/intel_rdt: Enable a pseudo-locked region to be restored Reinette Chatre
2018-07-24 20:40 ` [RFC PATCH 3/7] x86/intel_rdt: Enable user to trigger pseudo-locked region restore Reinette Chatre
2018-07-24 20:40 ` [RFC PATCH 4/7] x86/intel_rdt: Support restore of all pseudo-locked regions Reinette Chatre
2018-07-24 20:40 ` [RFC PATCH 5/7] x86/intel_rdt: Trigger pseudo-lock restore after wbinvd call Reinette Chatre
2018-07-24 20:40 ` [RFC PATCH 6/7] mtd: replace direct wbinvd invoke with kernel api Reinette Chatre
2018-07-24 20:40 ` [RFC PATCH 7/7] video: fbdev: i810: " Reinette Chatre
2018-08-03 11:45 ` [RFC PATCH 0/7] x86/intel_rdt: Restoration of Cache Pseudo-Locked regions Thomas Gleixner
2018-08-03 14:23 ` Dave Hansen
2018-08-03 14:48 ` Peter Zijlstra [this message]
2018-08-03 15:40 ` Reinette Chatre
2018-08-03 15:51 ` Peter Zijlstra
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