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[92.178.7.112]) by smtp.gmail.com with UTF8SMTPSA id ffacd0b85a97d-3d1052db1f0sm434638f8f.23.2025.08.29.00.51.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 Aug 2025 00:51:58 -0700 (PDT) X-Outflank-Mailman: Message body and most headers restored to incoming version 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: 0b082a31-84ad-11f0-8adc-4578a1afcccb DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=citrix.com; s=google; t=1756453919; x=1757058719; darn=lists.xenproject.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=38d4rZaLR2nKxik/b4Zebk+B0WHyMTDWVQk0KLCvpMQ=; b=X/Me1dE/twwhlJpWkxlk2YIIJAG1HhuJesvXqkeJg634phrwMvOaeHJWiSmdWkz3WE R5E1s4fuLPM/jXMMlf15c60mvY2jHCwlkZG+eVNbLmFrHYeZhy6c8EmMcwN/vqU+XK0r v05fdZAcH/WDl2NXOnUXziql1I7CNO2jE/k5Q= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756453919; x=1757058719; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=38d4rZaLR2nKxik/b4Zebk+B0WHyMTDWVQk0KLCvpMQ=; b=NGQ/qsydMKtQTxiffVOGwi7eVQ4kEXcMEZBGM9HNovNauky9AeOTTebtRP2/Sh14gj IgiP5CZ54UnsndZetI9/IN+W0WqlKqX2T06gFmCnkRPCNRswWrUN9/krBb+sgJCqWLfx HsytdbDdMglO6JlSVYWjBsU4yySuEqJcNXjMN66+k14nZ0Pd7lTz9KYa0pH0W+zhrkF1 j4koNyGYYUIV4hN2ChWhbCs6L3NfCcNoIz+gCQKkvvOJqFW2vi2URNAjrBsy3CYFHbv4 +lGglKSr65hSfDtZ6IegLrWGzZcmWjrILKxGNjd6pO+IFz0Gf3IOCtYS/0WRsGXhX4B3 TbTg== X-Gm-Message-State: AOJu0YyyCb6BV9Rno4n/TlmU78TZRInvrP8JPK0V9pvPZo5LA41c/TVs +v6jb/PalGQinaFNobF6Pv9+VmGbyfmf9KfIMYG2abt6Wt198ntvxRZ+NyPeTSbJKN+NyNOc9l1 N6dQj X-Gm-Gg: ASbGncsmWr2g77aMQbK24nY862ZzxZvLyQIQNYSiuKtfuWWt9Srq/vGptDvoyPDM/3M 1PO0jNY/DBkl7pn1/wqUf+52/vTH7f0EeSk2y8yuz8lnE41G7PsF8UNwGKgjd2OKa2H2kH+WUuQ 7uoPcBZ3IeHromCPFE5gLQ9O6ekJxHUI/2nN5GhOVRwgz8wIeSYwWib1GLSEJstA9i2SLf9Anq+ EeqRNATS1J4FwCZ6K1eS9gt32JX5nD5sDIMKWJHtmnzNdoHHV3oAXWN04gkpjihG7EzLnqY+gds /UkOWJC7dooxgFM2ZdADBBglyltC5jVV5zbA8ilLeB8t4qSgGA23dkJBclyLAbQU+Tt7eAGdzJE NEvUmdMRnlll1Q19ovy/vX2z6biUTXqvTo0NFN9TUPVsP+N6CAaNf1NOXPr6W5TgHfA== X-Google-Smtp-Source: AGHT+IH76RoW2TQwDKkKpPzynJPFNXyh/+lygZzxdRUao7nA0W8NyxXW03yTfr3gG28PSkzbFuLV2Q== X-Received: by 2002:a05:6000:2891:b0:3cd:96bb:b948 with SMTP id ffacd0b85a97d-3cd96bbc28fmr4991561f8f.47.1756453918681; Fri, 29 Aug 2025 00:51:58 -0700 (PDT) From: Roger Pau Monne To: xen-devel@lists.xenproject.org Cc: Roger Pau Monne , Jan Beulich , Andrew Cooper Subject: [PATCH] x86/pvshim: disable PDX compression in PV shim defconfig Date: Fri, 29 Aug 2025 09:51:54 +0200 Message-ID: <20250829075154.48787-1-roger.pau@citrix.com> X-Mailer: git-send-email 2.51.0 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @citrix.com) X-ZM-MESSAGEID: 1756453938860116600 There's no need for PDX compression given the memory map provided by Xen to guests is contiguous, turn off the feature by default in the PV shim defconfig. Reported-by: Jan Beulich Fixes: c5c45bcbd6a1 ('pdx: introduce a new compression algorithm based on r= egion offsets') Signed-off-by: Roger Pau Monn=C3=A9 Acked-by: Jan Beulich --- xen/arch/x86/configs/pvshim_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/xen/arch/x86/configs/pvshim_defconfig b/xen/arch/x86/configs/p= vshim_defconfig index c58c29adb0bf..24f4e4857dde 100644 --- a/xen/arch/x86/configs/pvshim_defconfig +++ b/xen/arch/x86/configs/pvshim_defconfig @@ -7,6 +7,7 @@ CONFIG_PV_SHIM_EXCLUSIVE=3Dy CONFIG_NR_CPUS=3D32 CONFIG_EXPERT=3Dy # Disable features not used by the PV shim +CONFIG_PDX_NONE=3Dy # CONFIG_XEN_SHSTK is not set # CONFIG_XEN_IBT is not set # CONFIG_GRANT_TABLE is not set --=20 2.51.0