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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250421_181858_990008_744FDC06 X-CRM114-Status: UNSURE ( 5.48 ) X-CRM114-Notice: Please train this message. X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org On 4/21/25 09:27, Ross Philipson wrote: > +static u64 sl_rdmsr(u32 reg) > +{ > + u64 lo, hi; > + > + asm volatile ("rdmsr" : "=a" (lo), "=d" (hi) : "c" (reg)); > + > + return (hi << 32) | lo; > +} Is there a reason this code doesn't just use boot_rdmsr()?