From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 C02BE39A80E; Wed, 13 May 2026 03:34:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778643274; cv=none; b=kbhlhUdUSXiykuOXhy58ktVC/ypHh1USKyMGMlu0NSZs1kAETdbg0+G0KsooXjzEmh+3KxlxDfw5Mahq2kU7tuUCLjydNwq3KvB/yYAj3FF2XCv/klDG2PKDJHrXISwEW/ihCRmzDxpW8ic3P1bbopstONVhEyrGLgxd5IgGyPA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778643274; c=relaxed/simple; bh=l/Ci/bQZJNfrCn5KEXNZpm9m+7qL/TrCFKOnkDayqLg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IZYmancEk4myjI4VG+5ca4FYCJB7ef5Td7AsrHblGStmyd9nficAp7tTSaopYmDWoJ5O36JmiMaWRIQgwJskNEeJB9dmsAURYRSy29lizxO8a2lARqhZC6kWSaBFlkABE0Dp1CDe8rS8T+LTloUxbK+ycT5zn7wNrK7gAVbYiSM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=tvWWrvr3; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="tvWWrvr3" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 10AA1C2BCC9; Wed, 13 May 2026 03:34:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778643274; bh=l/Ci/bQZJNfrCn5KEXNZpm9m+7qL/TrCFKOnkDayqLg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tvWWrvr3vNY1RHGCbwUIoeM7vpXEUIjvC/y+t1fFTd8vCbl4oLyTY+QbRiDylioNy M8USGIkz/qOjDOS3rjVBs1VtEu/G5+9XhEJRROe6yxEKZRqyoj/y38yB0ExGNCeOTW zlmqrMoprmqD7jT0ORFHmGirMPzAJv0z+XSbRniG8XA3QnUxdW7XLHamkQ5aGj2ORr zIRxT919KRnpwccWrx8C/uH7+7lWHwhEl78BRPDIdVBA3iaLcuNSmZCplg9Ds2zaR2 iwzNfgVnk51VZH0eXCSDGISTVeeaXyk0HQzpQ2Kl+Suw7mcDL6ETogyMOWtr70jhVn sSh5OP/xYmOAA== 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 , Miroslav Benes , Petr Mladek Subject: [PATCH v3 07/21] crypto: arm64: Move data to .rodata Date: Tue, 12 May 2026 20:33:41 -0700 Message-ID: <3757f0bdb8117c875c2085dc42b6becd28b4285b.1778642120.git.jpoimboe@kernel.org> X-Mailer: git-send-email 2.53.0 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 -- 2.53.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 4BB9E3A2574; Wed, 13 May 2026 03:34:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778643289; cv=none; b=B/ft+D5XC7/X1SrSTMLLtwGzmVExAMqLNFHdrjJgohFsgOUy1UcRuSPkQoJV9AsGcJVPv8E/ChMaRBinNQg+yRgksfpgV83TxcgTJgI+mOWYTlWhV1D+DhhgOCeWYAPMICFju/xmHtA4q/m+chtmwdwQnMtwoITA3XveLfjjscQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778643289; c=relaxed/simple; bh=l/Ci/bQZJNfrCn5KEXNZpm9m+7qL/TrCFKOnkDayqLg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=q8qNMPaCMPKk+4es7kMeyH2ePNVTvAIESBBvYXcvKbjZpjx/ijEdaZXXF5BIrZqhhJMs68vvFOzGj6ojcSDEyGvAJD2bwNNs/5Y6SeqNLjM8JBTOKeZ19gQSyUpzawXO1pGt6eES8KPEexfRTeWvMuzWkoA5569jp5DA5qhGsR4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JHHaf4Ki; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="JHHaf4Ki" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 990B9C4AF14; Wed, 13 May 2026 03:34:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778643289; bh=l/Ci/bQZJNfrCn5KEXNZpm9m+7qL/TrCFKOnkDayqLg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JHHaf4KifiCn7gsZ/v6tnA9ThRgf6FXUHYae/zN0FlPiV0p+/eNzuvYZUY0hSgrQ3 dVZqhdk31gKcUbQovsEaNS9BCvP9pXQZArFg3cSnHnHl1u+LlQJlaGerIU2jKZ0Fma 2u4pBufV0L325JWuV8wkSoSv1+O+lpPRJOHMEVAZy2eJYjEuXgpBETj/5TIuV8d8vH Z3eTWgwfBqVUdPp1AGa+CoIKjUyHb7TKDRsMf9gajTlmm2dQslVmI383hyUBAu1obt VXDz901f+DFp0h1SK/Y7BVMH10a1Tnmzy3aKomVVyoWPn+qxaRTnK2QP/rd8L+iOQw mGwE6y6yQG/Lw== 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 , Miroslav Benes , Petr Mladek Subject: [PATCH v3 07/21] crypto: arm64: Move data to .rodata Date: Tue, 12 May 2026 20:34:03 -0700 Message-ID: <3757f0bdb8117c875c2085dc42b6becd28b4285b.1778642120.git.jpoimboe@kernel.org> X-Mailer: git-send-email 2.53.0 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 Message-ID: <20260513033403.TrxfGxSUDWCLjJFCSUuSjlWPUkQMXGCbgF1cWLHUqi0@z> 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 -- 2.53.0