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03 Apr 2024 08:35:08 -0700 Subject: [PATCH 0/4] [v2] x86: Add CPUID region helper and clarify Xen startup To: linux-kernel@vger.kernel.org Cc: jgross@suse.com,tglx@linutronix.de,x86@kernel.org,bp@alien8.de,Dave Hansen From: Dave Hansen Date: Wed, 03 Apr 2024 08:35:08 -0700 Message-Id: <20240403153508.7328E749@davehans-spike.ostc.intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Changes from v1: - Typos and whitepace damage noted by Ingo. -- This peels off a patches from the top of another longer series where Borislav suggested actually fixing a problem rather than complaining about it: https://lore.kernel.org/all/20240307162752.GAZenrCDqs0lMTjmu1@fat_crate.local/ There's a little detour here to explain some mysterious (to me) CPUID prodding. The end result gets rid of some fragile Xen boot code. It also clears the way for a future series to bring some order to the early boot code and remove some of the random tinkering that is there today.