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 CCFD82264C0; Sat, 11 Jul 2026 06:34:59 +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=1783751700; cv=none; b=uSDqagBLneyuuMUSdBi6QtHTBHrD4PchsXKCEXxXNeEgrqi2hDeBRqQJHxMMbeDULtXcFs6SDdkdZSIEc5dz7ouPqV2PNXK97lNguL7zMj5s6t3t/DQenAHNeIE3bM3wh93sbc0sMHtskDLRIx9ADelhsOu9+iGGW7liQiurw0o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783751700; c=relaxed/simple; bh=LcVpu5n9Px0aNntls5Ti5FkbgET7fFzrYzyLaRzMgKA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=OnpGrt3MJV3iBzgqAGgnrzZ3jQk817B14BLTSFfYSREBIEFszHba3vsdJ0zTXQJCiomTHN88Tz/Cdy4UsRX7CNt2ndbwaHKaVfLOVMLWu3JHfMWDVOyAtDX3+th5xL91dU/OaK72Xdy4Q30b/psyGIJ9Cbe6TRq7y6Qs+fSppEA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OSFAG2xz; 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="OSFAG2xz" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 81E831F000E9; Sat, 11 Jul 2026 06:34:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783751699; bh=GJJhsK9UGkbC0fJg0T/BshNksgm9QoTCT4bawaC+z7g=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=OSFAG2xzhmr/8YQvg4NEImxF07jxqbUEEh7NwCiLHgeM7x3UggZev3LSdvaUAskdK yMdFPgyqXym8+YxpIqdArYXwrA1e31glpfB+vT/AGy+UyHYaEl3EbzmDMBMqm6oS9S rV8S1zftmc37pBGjvzyZ/9mf/PmAlQDTR2GR/5LsbXiF9Yys9XqwBQ/oO5Iu/PACIz T34DpydP7RCQVGW7fAb+/e81YQv/kgHEj2uwBZjxXoCQIImeX4HjT8vV8otTJkUR3J rJWAp3wgwbORSmHnmAU7zE5h3zYF3v1IbJdUxD0WIe4MXsxHGIBwL2tCYLpNTApr1C S5LVbRXET280g== Date: Sat, 11 Jul 2026 07:34:36 +0100 From: Lorenzo Stoakes To: Gregory Price Cc: Andrew Morton , David Hildenbrand , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Rik van Riel , Harry Yoo , Jann Horn , Lance Yang , Pedro Falcato , Russell King , Dinh Nguyen , Simon Schuster , "James E.J. Bottomley" , Helge Deller , Alexander Viro , Christian Brauner , Jan Kara , Dan Williams , Matthew Wilcox , Muchun Song , Oscar Salvador , Masami Hiramatsu , Oleg Nesterov , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , James Clark , Zi Yan , Baolin Wang , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Miaohe Lin , Naoya Horiguchi , Xu Xin , Chengming Zhou , SJ Park , Matthew Brost , Joshua Hahn , Rakie Kim , Byungchul Park , Huang Rui , Matthew Auld , Jason Gunthorpe , Yishai Hadas , Shameer Kolothum , Kevin Tian , Ankit Agrawal , Alex Williamson , Paolo Bonzini , linux-kernel@vger.kernel.org, iommu@lists.linux.dev, kasan-dev@googlegroups.com, linux-sgx@vger.kernel.org, etnaviv@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-tegra@vger.kernel.org, kvm@vger.kernel.org, Russell King Subject: Re: [PATCH v2 32/33] tools/testing/vma: default VMA, mm flag bits to 64-bit Message-ID: References: <20260710-b4-pre-scalable-cow-v2-0-2a5aa403d977@kernel.org> <20260710-b4-pre-scalable-cow-v2-32-2a5aa403d977@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Fri, Jul 10, 2026 at 05:08:30PM -0400, Gregory Price wrote: > On Fri, Jul 10, 2026 at 09:17:13PM +0100, Lorenzo Stoakes wrote: > > With all of the sanitisers turned on, setting the VMA and mm flag bits > > depth to 128 by default results in overly long build times. > > > > Reduce this to 64 - we can always manipulate these later for testing of > > larger bitmaps as needed. > > > > Signed-off-by: Lorenzo Stoakes > > I've never had a "too main recipients" error with my email client > before. Bravo. Yeah I kinda just let b4 add recipients unlike the 1st where I trimmed. Any v3 will be trimmed again because even my usually super reliable mail client is err... slow on this thread :) (Apologies all for noise...!) > > Reviewed-by: Gregory Price Thanks! > > > --- > > tools/testing/vma/Makefile | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/tools/testing/vma/Makefile b/tools/testing/vma/Makefile > > index e72b45dedda5..ef6cc558afe1 100644 > > --- a/tools/testing/vma/Makefile > > +++ b/tools/testing/vma/Makefile > > @@ -10,7 +10,7 @@ OFILES = $(SHARED_OFILES) main.o shared.o maple-shim.o > > TARGETS = vma > > > > # These can be varied to test different sizes. > > -CFLAGS += -DNUM_VMA_FLAG_BITS=128 -DNUM_MM_FLAG_BITS=128 > > +CFLAGS += -DNUM_VMA_FLAG_BITS=64 -DNUM_MM_FLAG_BITS=64 > > > > main.o: main.c shared.c shared.h vma_internal.h tests/merge.c tests/mmap.c tests/vma.c ../../../mm/vma.c ../../../mm/vma_init.c ../../../mm/vma_exec.c ../../../mm/vma.h include/custom.h include/dup.h include/stubs.h > > > > > > -- > > 2.55.0 > > Cheers, Lorenzo