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Bae" , Paolo Bonzini , Tony Luck Subject: Re: [patch 0/7] x86/fpu: Cure supervisor mode (ENQCMD) fallout Message-ID: References: <20220324134548.432837672@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220324134548.432837672@linutronix.de> X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RDNS_NONE,SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, Thomas, On Thu, Mar 24, 2022 at 02:47:07PM +0100, Thomas Gleixner wrote: > It builds, boots on host and guest, but is not yet extensively tested. > Testing with a AMX + PASID enabled machine has not been done at all as I > don't have easy access to such a beast. I run many copies of dsa_test [1] (i.e. multi-threading and multi-tasking) to stressfully exercise FPU PASID state context switch on native. No issue is found so far. 1. https://github.com/intel/idxd-config Thanks. -Fenghua