From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794228555; b=YLVsW5UFpOLXAoz3IPjkG0Bb9d2sVdQwO/HkixSsliUk/ESAQDITIs/H/EXaobGCigRK ++HMe9/6Qfus6mO9pImiuhgRC8Y7ZfyVLb4ajWt+YFs4uYLjVULuDsSI1aVyovWZdy2yQ Yk2gi4y8CNHg2kTqtL90KE1lvNFiiFErjTgZIBt/VWlRYEUvN0q9UTW6sek9ETkw05pbk WXJ09osG29ruC7FukMGBiAd7p72BoSSQNkflS5tcSGM6QrSSZQmZNxZgGfOIa7iQNQIjk cNE7lL/irdUa1DXal+zUrDPkDpo48QXMUpEe51wGW19ijJ7/AR6PnyV05EhBeaUtS6w== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794228555; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:MIME-Version:X-Developer-Signature: X-Developer-Key:Content-Transfer-Encoding; bh=nydAJnDSrzQkgGQEp1c7vPOlzVQVWZ8lTHDIck8Byk4=; b=mCBUU1wtfOhh1S79pPA2Wq3N91zqYPtuwiV2axwV0fQQqCjpGkeE0/cDHG1rqkwReHIc UwhVpRpgUP6xN+p9iNKhiENKEx4kWTcXVbIH60rNGf54madhLPczXEr36aViTx6k9ph/6 p6Ap48TmQ8AIl2K5/IHoWRUWaA1ML87UAVLkXLiQSQd1+/pmiyMujatl1lpY89+mA/MZz LIZo1m3gxdLy6r1fjd6iZsW4VhqFJ/URud6HTncTyV4yKB+6paQ+9JwDeRYeCXzOP2nsz n+hs8J7bsgLxwnLVv7vxeiD36bOmlhS88jROeaS83tnK5kzRJl0WGnTmJWNz7MYUTpA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=ROA1LBG1; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C0EB4606D83D for ; Mon, 9 Nov 2026 12:49:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=ROA1LBG1 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6302A1F0089F; Mon, 9 Nov 2026 12:49:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794228554; bh=nydAJnDSrzQkgGQEp1c7vPOlzVQVWZ8lTHDIck8Byk4=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=ROA1LBG1ksnPG1YTlRobUIHob1IfCk2gvHaKtxCDiuPYoMbSA/SxrtYE4B0MIX8jV /2uMJ5vsangZECAZdvNybPv0jPqdOssgVAk73i4Crc1ppe7QJKBH9XJC+il3F4koLR n6GYPCNXO9abZoXkPlvFrrIu4fUHozUHypjTY2ys4ZW3m/iJBGo46elWFs0HWJRKY6 FEoD/3OeNzYlaocZIWs7+LCDBaW8vIFMi28I7kRdPxwHpUTAPJof0TGSPhmd1NVGaq 54qiMunVbfu5OqGSrEFBDthxkflAPnMKqWCaesPNr8IxEvkXxnXlboVCJK4HTFzjA7 AtXPcLnDrQvxQ== From: Thorsten Blum To: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Nicolas Schier , Ard Biesheuvel , "Lorenzo Stoakes (ARM)" , Jan Stancek , "Mike Rapoport (Microsoft)" , "Pratyush Yadav (Google)" , Tom Lendacky , Ryan Roberts , Andreas Larsson , Andrew Morton , Kevin Brodsky , Thorsten Blum Cc: linux-kernel@vger.kernel.org Subject: [PATCH v4 3/4] x86/boot/compressed: Mark process_mem_region() index __maybe_unused Date: Mon, 9 Nov 2026 13:48:20 +0100 Message-ID: <20261109124816.61438-9-blum@kernel.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261109124816.61438-6-blum@kernel.org> References: <20261109124816.61438-6-blum@kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=910; i=blum@kernel.org; h=from:subject; bh=lF+vUWjtOPSxElNRk+M6lmdx/K+mhNu4MyPFTkO2EpY=; b=owGbwMvMwCUWt7pQ4caZUj3G02pJDFkfD0oE3O+z2tGyaA93/tGc9Nmse248yzC69Gn3tBVOu fOvNt/921HKwiDGxSArpsjyYNaPGb6lNZWbTCJ2wsxhZQIZwsDFKQATWS/FyLDcsvXMnpqzvKws 2t3zbyq/KxH8VMc7O2XJfiW9p4eP7uli+Kd3yEfp7Lu9540DLI94lCzZyjHvlOi690F3lN5f0uO zlOACAA== X-Developer-Key: i=blum@kernel.org; a=openpgp; fpr=1D60735E8AEF3BE473B69D84733678FD8DFEEAD4 Content-Transfer-Encoding: 8bit The local index variable i in process_mem_region() is unused when either CONFIG_MEMORY_HOTREMOVE or CONFIG_ACPI is disabled. Mark it __maybe_unused accordingly. Reviewed-by: Jan Stancek Reviewed-by: Nicolas Schier Signed-off-by: Thorsten Blum --- arch/x86/boot/compressed/kaslr.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/boot/compressed/kaslr.c b/arch/x86/boot/compressed/kaslr.c index 290153818d0f..6f95092fa97e 100644 --- a/arch/x86/boot/compressed/kaslr.c +++ b/arch/x86/boot/compressed/kaslr.c @@ -599,7 +599,8 @@ static bool process_mem_region(struct mem_vector *region, unsigned long minimum, unsigned long image_size) { - int i; + int i __maybe_unused; + /* * If no immovable memory found, or MEMORY_HOTREMOVE disabled, * use @region directly.