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[5.69.147.124]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5cb6692889esm1980938a12.0.2024.10.21.05.18.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 21 Oct 2024 05:18:07 -0700 (PDT) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 894b6243-8fa6-11ef-a0be-8be0dac302b0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cloud.com; s=cloud; t=1729513090; x=1730117890; darn=lists.xenproject.org; h=in-reply-to:references:to:from:subject:cc:message-id:date :content-transfer-encoding:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=zfDfPZv8mcr96KheZUC8WlkeWS5ZcxKWSa0rUaFr+0k=; b=c8XXHBu0NkpZ+Cy1qnuPpGIW/JbKXZmzgJnybnzTGqI9CH/Q204kFeyJ8gbwF2QhtD BKsDb9Z7sR9p2SubuSn3enoMhWp/m5dHr/jHt2sF+Xg0zqbylZcvO/IvT2mKMldLbQ93 RR9lLzOJK4OL5Nj6GpT96agjQWDL5QJU+Nr0E= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729513090; x=1730117890; h=in-reply-to:references:to:from:subject:cc:message-id:date :content-transfer-encoding:mime-version:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=zfDfPZv8mcr96KheZUC8WlkeWS5ZcxKWSa0rUaFr+0k=; b=f5t+DLGdXNSGENRSSaBu7WalDfx5ycNKwCt/edd/zKDxjl0qACs9poH5OK/tZ3Ivtf 71Ow2e+DD8uC1Fn5eIjs5gj1NqVW3mlv8irhJ7YRpvr+p+iG8blD2iRrOaiLwdwIePzj VJ06Z476vM8DKrOtnBzxqEpEzOqc4JeixyZrCmr9k39QxEZ+dHHuSPxOoCka1KpBRrVy Ydgz6jDjGh6XwnSwfP94HgYAo7KCvUBMlY1LhuYh4u69zt3RPAri2KlefwVqWyHC4Nqj lN1wdEM6IqlinBXJU91qq7SjqhGK48kLh6RF4gDuUCabdqLKHWIpOqGBxBmVvxUxt+gu /cdg== X-Forwarded-Encrypted: i=1; AJvYcCXLn1+vBbxchF5wCgXRkFQ249ZBaPk+jXuXPHgZg1yjHj9sTXvt4pXgU874aMuTQfgRn6pjVw9cjLw=@lists.xenproject.org X-Gm-Message-State: AOJu0YyD7Ch1TIKbsOaxoGAQlxSCgeJex/64aui0cpyNFLUyebh6mweh 9xAllnTDQ2oqJCFga4zfdKtSmjc/vJDKcXRVnGKQCdYPMeJxa8TkR/jw+9nylgA= X-Google-Smtp-Source: AGHT+IE6zYIp2+IK4SKzEBAQdiuhwHR9+Ljfnw2m9CF9IbkYYfyWcOXMNHGB/vN61aGxetU28XmAGQ== X-Received: by 2002:a2e:bc03:0:b0:2fb:5168:1a0c with SMTP id 38308e7fff4ca-2fb82eb03eamr48750511fa.19.1729513088169; Mon, 21 Oct 2024 05:18:08 -0700 (PDT) Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Mon, 21 Oct 2024 13:18:06 +0100 Message-Id: Cc: "Jan Beulich" , "Andrew Cooper" , "Willi Junga" Subject: Re: [PATCH] x86/io-apic: fix directed EOI when using AMd-Vi interrupt remapping From: "Alejandro Vallejo" To: "David Woodhouse" , "Roger Pau Monne" , X-Mailer: aerc 0.18.2 References: <20241018080813.45759-1-roger.pau@citrix.com> <52c88b22daeb3740402f478ca393e07d84c87731.camel@infradead.org> In-Reply-To: <52c88b22daeb3740402f478ca393e07d84c87731.camel@infradead.org> On Mon Oct 21, 2024 at 12:32 PM BST, David Woodhouse wrote: > On Mon, 2024-10-21 at 10:55 +0100, Alejandro Vallejo wrote: > > On Fri Oct 18, 2024 at 9:08 AM BST, Roger Pau Monne wrote: > > > When using AMD-VI interrupt remapping the vector field in the IO-APIC= RTE is > > > repurposed to contain part of the offset into the remapping table.=C2= =A0 Previous to > >=20 > > For my own education.... > > Careful what you wish for. > > http://david.woodhou.se/more-than-you-ever-wanted-to-know-about-x86-msis.= txt I had seen it before, but then neglected to give it the attentive read it v= ery much deserves. Let me correct that, thanks. Cheers, Alejandro