[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Xen-devel] [PATCH v8 07/16] microcode: clean up microcode_resume_cpu
- To: Chao Gao <chao.gao@xxxxxxxxx>
- From: Jan Beulich <JBeulich@xxxxxxxx>
- Date: Fri, 2 Aug 2019 14:57:01 +0000
- Accept-language: en-US
- Arc-authentication-results: i=1; mx.microsoft.com 1;spf=pass smtp.mailfrom=suse.com;dmarc=pass action=none header.from=suse.com;dkim=pass header.d=suse.com;arc=none
- Arc-message-signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=KuE8t0zmbDSjdTr704CVBxO+BuSyVvSGe5IvYIoP/7k=; b=TGimJ31Eo+1BZKn8SECitT+ioYk8J91UnxPtixMFkkZPW7MfZvkwZmHxfrRnWtr64e4pkLNI7E6RR0WlxIzt2VJihG7t8aU+8dbKYjpZ/SXlU502LxizjDupQBNHjppIb9/QNeUKLK3GyI7ADkq+Rl4ZB/jjwo2GAd0kX+6uVBplf/HWwQ13ClOvfPbi8B3grUUJQ65WVdvyunSDtTZjdLuM1XMxEE9W4L9c/g3G5k6+uRIrIZKVUnJQyczSyUYTzc1G9ukB/Ynj2CrGK0c1Tnc83p3xYj2PcOivra4bSqOp3sGbjZN+zn9jU+TSACPNZWdsNntCouv0bMvbJSdswg==
- Arc-seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=a3GbJ3asDA6J0inhJJ9FJdpp852wV9a8kDwc+gy+N7jScglYLkPqGfDwrHHBt4Jgjnk0LURNnqcyJCmg36AxYsm71uMVQPyacoS6hcdXpLEbgL/2+Dbiplurhyl+A3+SLSW/TuyZhK9bHB+2+pyUfrgp/vuGi3jomo2YNE9uJJjXQfl+x3zaFNN5QtyeGMtPmHTpnhPXqRo9197y/m1jGD9cy+sT4CMgR1WdYASrfuNnfmn7IcJJVLa9Q2HHM9MjEzBgWzJA31I+PBmTBwD7X1cWEWJTGEZsZJpv3X7p1/AiIEQ6KTFT0ac0nxl3rMn1k2lgzvI39HF+BztfiBzwAg==
- Authentication-results: spf=none (sender IP is ) smtp.mailfrom=JBeulich@xxxxxxxx;
- Cc: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Ashok Raj <ashok.raj@xxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Delivery-date: Fri, 02 Aug 2019 15:00:49 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Thread-index: AQHVSFKcFx0IeORqOUSu3TqbDZ/odKbn9GsA
- Thread-topic: [PATCH v8 07/16] microcode: clean up microcode_resume_cpu
On 01.08.2019 12:22, Chao Gao wrote:
> Previously, a per-cpu ucode cache is maintained. Then each CPU had one
> per-cpu update cache and there might be multiple versions of microcode.
> Thus microcode_resume_cpu tried best to update microcode by loading
> every update cache until a successful load.
>
> But now the cache struct is simplified a lot and only a single ucode is
> cached. a single invocation of ->apply_microcode() would load the cache
> and make microcode updated.
>
> Signed-off-by: Chao Gao <chao.gao@xxxxxxxxx>
Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/xen-devel
|
