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[92.178.7.112]) by smtp.gmail.com with UTF8SMTPSA id 5b1f17b1804b1-453424cbe40sm132939475e9.21.2025.06.18.07.12.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Jun 2025 07:12:56 -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: 5525d843-4c4e-11f0-b894-0df219b8e170 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=citrix.com; s=google; t=1750255976; x=1750860776; darn=lists.xenproject.org; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date:from:to :cc:subject:date:message-id:reply-to; bh=8e0YMqmnQhgZziqUpEQZoFJcgoBEqaAvlH6FlIkAf+w=; b=qzHr2XGEHczYkeIFDuaBuow5H1TDM3mk6YNWerTOgH/X48kr23JRIh1TWw+qdBDc6W PyafKXJesvYGfKpguz7dbQyDz1qwXMVLh1sM/UHEf3A7w1RQiswZLem/wqYqBBeprmNV tohc/dUxM0QxIkAuZwrScdGC5TbHgZOt+rqMk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1750255976; x=1750860776; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=8e0YMqmnQhgZziqUpEQZoFJcgoBEqaAvlH6FlIkAf+w=; b=MmqPR0qlkLHq4hvt429H84p3az3hjZbs33sW9BY7JD8Jzp/53H7qAxaJuIcNay2LIW +s4TyZQp7zioFHWJ3/aiafprYqCDZVHSMyLwhuRzFVRY6zV5yT4S8DPINipIeZKp30v2 vCMDENh9n71yr5NK9er14OIsJat0OrNvK4cAfafv98bS6/yA9mo7+JbABwW8JDlgdKej U5n4cnDjO3ULFiXu3lmJr/RX8/QOXRPx8N830VGypWFgXa99wYreF1wLwcXGjeSXUCEH NzTBC7GUYoth50NzGh9al2WaSC6VJaonU4S2hTM5DLgc6xr8TkMzPt4ijS8Szaj8K/kG XTug== X-Forwarded-Encrypted: i=1; AJvYcCXRf7ZT3c3mrUUA9iUN6HKKWJi7bLjECk0VzJmG+/5pkps+k/7PKDfYA9PF9iuBgkKun7POEEKbYco=@lists.xenproject.org X-Gm-Message-State: AOJu0Yy+xmtvCMbz2xhjMy8eGjt/CVmL7hetAALi6rvQ9iNkWbfDlYba IoVirMG1sP7SXchFZU7QDUe14ztQI6pWqwoDayIsDPMoVJ3kwhctkpyg/+EZXwoVSRE= X-Gm-Gg: ASbGncudPS3/3ZIUmHbbc0HyW8QeDWbRUhIC0kiMDSK5VcbDYkPX1BfzJzwZJ81GT/a sUUt9BGZFMWgeh6W7w1UeEmVttVqPxt17AWObMmbknXTX5gxSztP1mtTHKFvQXxQhmZ4zaTi7yI OgQ35D+mmx+XWmEWjeWPEX964z8iRkF51hsFuklJXYvHlueolFrb6G9mg+jHXlfr64QTPp0P238 nYZGc6znHiCar87l+6WcR1V70xoaUbAXEiw0uOzbv84sJXruyS8tRohb6kPkSHHq9Ujk3TCJ8RF AQbPVI2+K56MI3VzHGEu0Dwpelw9Y6g56R2RnWGsiMAj8ymyoAqOS2dj+v84JHvPfX7W78yUXp/ Zxur2LfcpPDp02Fnc8DUnYfLwx6XEP/9GBXs= X-Google-Smtp-Source: AGHT+IFKUkV/bCtr1wUwrOzQYoRtjXIta96Nq3d5QKhZmlFGVaFZs91jIJs/qRHybkwWjYE5h49loQ== X-Received: by 2002:a05:600c:5253:b0:453:66f:b96e with SMTP id 5b1f17b1804b1-4534219a64fmr147021675e9.11.1750255976383; Wed, 18 Jun 2025 07:12:56 -0700 (PDT) Date: Wed, 18 Jun 2025 16:12:55 +0200 From: Roger Pau =?utf-8?B?TW9ubsOp?= To: Jan Beulich Cc: Oleksii Kurochko , Community Manager , Andrew Cooper , Anthony PERARD , Michal Orzel , Julien Grall , Stefano Stabellini , xen-devel@lists.xenproject.org Subject: Re: [PATCH 8/8] pdx: introduce a command line option for offset compression Message-ID: References: <20250611171636.5674-1-roger.pau@citrix.com> <20250611171636.5674-9-roger.pau@citrix.com> <2d8f85aa-af34-4f4c-b3ce-52640cb207f5@suse.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <2d8f85aa-af34-4f4c-b3ce-52640cb207f5@suse.com> On Wed, Jun 18, 2025 at 03:36:57PM +0200, Jan Beulich wrote: > On 11.06.2025 19:16, Roger Pau Monne wrote: > > --- a/docs/misc/xen-command-line.pandoc > > +++ b/docs/misc/xen-command-line.pandoc > > @@ -2072,6 +2072,28 @@ for all of them (`true`), only for those subject to XPTI (`xpti`) or for > > those not subject to XPTI (`no-xpti`). The feature is used only in case > > INVPCID is supported and not disabled via `invpcid=false`. > > > > +### pdx-compress > > +> `= | auto | fast | slow` > > + > > +> Default: `auto` > > + > > +Only relevant when hypervisor is build with PFN PDX offset compression > > +`CONFIG_PDX_OFFSET_COMPRESSION`. > > Which, however, the name of the command line option doesn't reflect at all. > Question is what your thoughts were towards what if another compression > method also wanted a command line control. This will become a boolean option that applies to all PDX compressions: `pdx-compress = ` to enabled or disable PDX compression. Thanks, Roger.