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 A0D5D280CFB; Mon, 13 Apr 2026 16:35:07 +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=1776098107; cv=none; b=cI0CBuzydJVK8Fenyhdjy8knphnTB1ow5ySSscyWvuPDcHd0cto08v/YTLHaThLj7Uyu7nAlkDklgvDE+Al2f320raDub3PoCL/VV71VzWPN2okNgipr+d0nybdwpIsQRde8y0As3Nem0SMwRTdRsrYJaq22KEoK2QGBdJgyX8M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776098107; c=relaxed/simple; bh=Mlp+yksPZwCu+/zSPOrwAQRQ5A+SiteFyPEz5Z1uocc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=D38g4gCTn8nimz40f5OjM+uGcAMN8ywDqfveOobGwoi8DxPvbnKgeEAUDb+ymS1wzbqNBv00oGrcRsM97t4c+wj4qULLic8iuGMmX4BtlS4VASEAxFwT2rWq+1EIEf2l8+lpZAIS14fUR5IxVJCooGlh3IvsaRatbNgEqINLeVk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=meURoTgw; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="meURoTgw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id ECB51C2BCAF; Mon, 13 Apr 2026 16:35:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1776098107; bh=Mlp+yksPZwCu+/zSPOrwAQRQ5A+SiteFyPEz5Z1uocc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=meURoTgwg9F3eOSsdVGCz5QYWiNK6KuQuWvHVXkvt+NDJ4SN5QQ6K/s8Z5/UOEJwh 3kJyO5o5mFDnedSChW+5KH7XI7q4gTqWrNfFVFeRwGj0RiKZC+fuGDYJ7ajoMP3NTO 6uUKp2SijmUqrfjL4PMALxYRQ3EoNFUwe2U+I7H0= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, stable@kernel.org, Ilya Leoshkevich , Vasily Gorbik Subject: [PATCH 5.15 369/570] s390/barrier: Make array_index_mask_nospec() __always_inline Date: Mon, 13 Apr 2026 17:58:20 +0200 Message-ID: <20260413155844.302129505@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260413155830.386096114@linuxfoundation.org> References: <20260413155830.386096114@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Vasily Gorbik commit c5c0a268b38adffbb2e70e6957017537ff54c157 upstream. Mark array_index_mask_nospec() as __always_inline to guarantee the mitigation is emitted inline regardless of compiler inlining decisions. Fixes: e2dd833389cc ("s390: add optimized array_index_mask_nospec") Cc: stable@kernel.org Reviewed-by: Ilya Leoshkevich Signed-off-by: Vasily Gorbik Signed-off-by: Greg Kroah-Hartman --- arch/s390/include/asm/barrier.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/arch/s390/include/asm/barrier.h +++ b/arch/s390/include/asm/barrier.h @@ -56,8 +56,8 @@ do { \ * @size: number of elements in array */ #define array_index_mask_nospec array_index_mask_nospec -static inline unsigned long array_index_mask_nospec(unsigned long index, - unsigned long size) +static __always_inline unsigned long array_index_mask_nospec(unsigned long index, + unsigned long size) { unsigned long mask;