From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7FE9D37D124; Sat, 8 Aug 2026 23:18:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786231122; cv=none; b=YUXfbkxc9op80Ibr7OH7LAY0C5WV5fcf42VVNdFKN1Yd1V7oIcw4Ccba/91XDLutxwShm9edaznnIa7O8ZgAUxEqfIgQVPyZ9FXleDgFjUUstZ5YfQ+M/l31+lVnKf4q3wrFblL5OKCdA8p4m+KxXRmeC4MJw8vgdKYquOeXYbM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786231122; c=relaxed/simple; bh=pmf79rrtsNXmpoe9hehE/nAg66JKSIJyNndJWZCs0uw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=bma9z9XA5QrcCD9edh/Ibp0e2brhZdrcIOzm3QL/7qBJitAiw+ywpyS9jdG5ouALNJVAfLrC4Q/GttJHO7/JeL/Hl4ifazSEdhO9RmilQ0iVGc0jxcXVBwVS7kF95ogpGhzTl1i3b6u7A14lFljdMEiWKd1laVpOK7dKMmWNpUo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OTjOZiEJ; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="OTjOZiEJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CDC281F00A3E; Sat, 8 Aug 2026 23:18:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786231113; bh=6ADoXXo4TVe2TzxKvpv7LpzKJ+UodT4wZ8UmCONxN/c=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=OTjOZiEJ/oVFbHxdRHa9OdqUfCW0ZkH/Pa0qeea/645oCYuH6IWs86G5L5eMfRnbn f4dd3lsEnmGxZ4vkZcaEJY1/0ca1uA1DMBLLxkaeevsR50rJe+gm8QxcbxTSJKxb+a C0mPDNYJ1O4i9QfNXp8FgGkCOl7khYqMVF+jGXg8hWXyiCFchPoSG0gXCcJP294tbV tFqlB3iFLcN0wfsQT32TFenXZUqQtkVTBuSzgtB/ZtIIuASipdos4hIZz/Pv3BecG6 gK4dkCaSoi3M1bjLItXD10lpp46yD3CorxgvvUyEigTKQ26Jgzf+T0fW/TBG36+1ZF PQqf8qQ8IsZBw== From: Josh Poimboeuf To: x86@kernel.org Cc: linux-kernel@vger.kernel.org, live-patching@vger.kernel.org, Peter Zijlstra , Joe Lawrence , Song Liu , Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org, Mark Rutland , Nathan Chancellor , Nicolas Schier , Herbert Xu , Miroslav Benes , Petr Mladek Subject: [PATCH v4 09/22] crypto: arm64: Move data to .rodata Date: Sat, 8 Aug 2026 16:17:13 -0700 Message-ID: X-Mailer: git-send-email 2.54.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Data embedded in .text pollutes i-cache and confuses objtool and other tools that try to disassemble it. Move it to .rodata. Signed-off-by: Josh Poimboeuf --- lib/crypto/arm64/sha2-armv8.pl | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/lib/crypto/arm64/sha2-armv8.pl b/lib/crypto/arm64/sha2-armv8.pl index 35ec9ae99fe16..e0ee2d5367e72 100644 --- a/lib/crypto/arm64/sha2-armv8.pl +++ b/lib/crypto/arm64/sha2-armv8.pl @@ -207,12 +207,13 @@ $func: ___ $code.=<<___ if ($SZ==4); #ifndef __KERNEL__ + adrp x17,.LOPENSSL_armcap_P + add x17,x17,:lo12:.LOPENSSL_armcap_P # ifdef __ILP32__ - ldrsw x16,.LOPENSSL_armcap_P + ldrsw x16,[x17] # else - ldr x16,.LOPENSSL_armcap_P + ldr x16,[x17] # endif - adr x17,.LOPENSSL_armcap_P add x16,x16,x17 ldr w16,[x16] tst w16,#ARMV8_SHA256 @@ -237,7 +238,8 @@ $code.=<<___; ldp $E,$F,[$ctx,#4*$SZ] add $num,$inp,$num,lsl#`log(16*$SZ)/log(2)` // end of input ldp $G,$H,[$ctx,#6*$SZ] - adr $Ktbl,.LK$BITS + adrp $Ktbl,.LK$BITS + add $Ktbl,$Ktbl,:lo12:.LK$BITS stp $ctx,$num,[x29,#96] .Loop: @@ -286,6 +288,7 @@ $code.=<<___; ret .size $func,.-$func +.pushsection .rodata .align 6 .type .LK$BITS,%object .LK$BITS: @@ -365,6 +368,7 @@ $code.=<<___; #endif .asciz "SHA$BITS block transform for ARMv8, CRYPTOGAMS by " .align 2 +.popsection ___ if ($SZ==4) { @@ -385,7 +389,8 @@ sha256_block_armv8: add x29,sp,#0 ld1.32 {$ABCD,$EFGH},[$ctx] - adr $Ktbl,.LK256 + adrp $Ktbl,.LK256 + add $Ktbl,$Ktbl,:lo12:.LK256 .Loop_hw: ld1 {@MSG[0]-@MSG[3]},[$inp],#64 @@ -648,7 +653,8 @@ sha256_block_neon: mov x29, sp sub sp,sp,#16*4 - adr $Ktbl,.LK256 + adrp $Ktbl,.LK256 + add $Ktbl,$Ktbl,:lo12:.LK256 add $num,$inp,$num,lsl#6 // len to point at the end of inp ld1.8 {@X[0]},[$inp], #16 -- 2.54.0