From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-177.mta0.migadu.com (out-177.mta0.migadu.com [91.218.175.177]) (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 1B30828469C for ; Mon, 8 Sep 2025 18:38:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.177 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757356718; cv=none; b=M8oX0VPq5Y/uNaEUVA/Fjt4mBqnQJo/rY0leMwtuiE/87r9zfs8s7AyuOCcXWb01/imwaQKCajC+J1SMqTUJ2Tr7thj+/bbw2MWL6YAbo94Kim9VUZ3vTN4xyL+ZgSOCWnLJxWBB7GKAC5PRMX14tC4WblS/dk99bw87DMtKP84= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757356718; c=relaxed/simple; bh=4iiT0TdQ3+1FIKpnFcCZhKkX/j2LzqbfPiZtYSvtl+Y=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=r83YvOnDD1Ol3YQzM/dBaSiZVnwpMiT6qbt77+6HzEqEEWWrquC9m1UUeNWQFJ6dnYeGu66Bh8je6EQ0dgRlB3z1qewHVUxyZdGKP8TzNe37U1YeQY9B7JhFsISKxqVj/aAWQbv3NTtFG9bGZ+rVghmA+o9jrP8hXILQ2EJTcFM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=tjXHimy6; arc=none smtp.client-ip=91.218.175.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="tjXHimy6" Date: Mon, 8 Sep 2025 13:38:30 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1757356714; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=pBVcn6UmXxC022/oqozqmZqd13vUD+vhJOE1KvRibxw=; b=tjXHimy6rd6TdAcOs0apoBrOyZZOTbAH7JdIbaB5Cs37CoRfYJIYUqijKPFozNHtHy8jOl eX557DqvpY9qWglfxMQxPkpC88Kq6a+FnxGAPgwzaRxYcBRxF4n0Dcs2r9OK3QuqpCh4kv IVru9sXtupRVPip5bAqW9VacyZTg8/Y= X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Andrew Jones To: Vladimir Murzin Cc: kvmarm@lists.linux.dev, alexandru.elisei@arm.com Subject: Re: [kvm-unit-tests PATCH] arm64: mte: Fix MTE granule mask Message-ID: <20250908-ccc886d2d9ea61b50001dbd7@orel> References: <20250905124129.32435-1-vladimir.murzin@arm.com> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250905124129.32435-1-vladimir.murzin@arm.com> X-Migadu-Flow: FLOW_OUT On Fri, Sep 05, 2025 at 01:41:29PM +0100, Vladimir Murzin wrote: > So it generates correct mask when used together with MTE_TAG_SHIFT > > Signed-off-by: Vladimir Murzin > --- > arm/mte.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arm/mte.c b/arm/mte.c > index 95d58aaa..a1bed8a7 100644 > --- a/arm/mte.c > +++ b/arm/mte.c > @@ -26,7 +26,7 @@ > #define MTE_TCF_ASYMM 0b11 > > #define MTE_GRANULE_SIZE UL(16) > -#define MTE_GRANULE_MASK (~(MTE_GRANULE_SIZE - 1)) > +#define MTE_GRANULE_MASK (MTE_GRANULE_SIZE - 1) > #define MTE_TAG_SHIFT 56 > > #define untagged(p) \ > -- > 2.34.1 > Merged. Thanks, drew