[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH] x86emul: allow ->write_msr() to distinguish origins of writes
- To: Jan Beulich <jbeulich@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Jason Andryuk <jason.andryuk@xxxxxxx>
- Date: Thu, 29 Jan 2026 10:20:18 -0500
- Arc-authentication-results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=suse.com smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none (0)
- Arc-message-signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=U4wVsQMcWky+6nPVQj5ljwRn38RHzT86zi9CQAuM6Ns=; b=hGmxXne0rUrfKWob6Xc91ZG3V+IyNQaiUE7UBtZgw8p4Of+h1dgZ3X0ogCzX7HWu37I2vyWC3u3flTrNR9U7wsvb0wgcqeEkOFqImHOeHoCQFOWgU9S3mtyWmSt/ktXW1HMIq8A0Tum9wDLVlDeLZ8a0sEYVxnSMPRqW4kfCZCHZUYxGnfp5HBgn8A7qm5lBNr61BipqiqrhD5wSDMQWPT0wflkoUkEagHkHontG9RW9o18P9gLbJ3u/N1lc/WYZkY5jkFTjmAsjs6ExjyYogNSZEWI1AuL0DGJXBIwuHvDFaPk4uWLYCPhoGjUPxjPXrhjbjORjoILaUeOj52LApA==
- Arc-seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=t4iPywzyyozOTBTdmgsu4CCVOLI9o2NGezJX28rqCfJMT608Wt/5ve+4FSReVcGPHsfeqc16uadkwwL7P8abMiPxYtOcbkkrwl8v6G0UcM/RcqlPVI2T/k3uGsfcUoEhNgp5Buq3d+sL8fsrFGQi1jcFy3iHX+UFEa/HeV121h7kBgfzH3VXBFPSpTMhC1K88baSiLepa/SBtma24BbvglUL+J8YfZv6slskqsekTItWG8s1m1ELr835O2z6/j3P1SvJDFOOMj2hpvpySNA6pqj+Gw4H555K6+5VoDXPgyuaPt2LsKv1SKtlEVJNGZ7boNiiG3NqWnAHveMHcpC26w==
- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Delivery-date: Thu, 29 Jan 2026 15:20:44 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 2026-01-27 05:21, Jan Beulich wrote:
Only explicit writes are subject to e.g. the checking of the MSR intercept
bitmap, which extends to VM-event's hvm_monitor_msr(). Indicate, by way of
a new boolean parameter, to the hook functions which variant it is.
Fixes: 6eb43fcf8a0b ("x86emul: support SWAPGS")
Reported-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Reviewed-by: Jason Andryuk <jason.andryuk@xxxxxxx>
|
