From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-qt1-f170.google.com (mail-qt1-f170.google.com [209.85.160.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9B7FD3B14C2 for ; Fri, 10 Jul 2026 21:08:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.170 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783717719; cv=none; b=nI8VR1roCo5CIhxjCKQ567kCEZWcY0x1jxjkzejwcPfb7xi/pP1cRHiTG9U1BjK43BSobILS7Vy5tlE4EAPda9fKZKpLA5xavnl3S7xwGQ46HYMOPd1ALzluGqagdwZSm3ab4N9g81QcV5wppAaWhM/iGkWw3oheTn5kN+R4SPU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783717719; c=relaxed/simple; bh=vkLP3Hlflzof9uJwr1SCvst2pkWw9S7cxcrI8/IWQ40=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=qHG1Ygk9oyvfRr8eBFdJyq1DVi4rW99jw/s8tC7dcXfbWpaXAyGzOQKvISCbDm+NCqYnrtWj6/BnYmakIyeCcmo2evM0mXmaEUXVWHlNN+G8fwMdllyinrMqzuyc9s7l3jZkDCodCFCkbC5zc9luxZ27C3jGSmWQPakt1HEAC4I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=gourry.net; spf=pass smtp.mailfrom=gourry.net; dkim=pass (2048-bit key) header.d=gourry.net header.i=@gourry.net header.b=LuBg1+hT; arc=none smtp.client-ip=209.85.160.170 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=gourry.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gourry.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gourry.net header.i=@gourry.net header.b="LuBg1+hT" Received: by mail-qt1-f170.google.com with SMTP id d75a77b69052e-51c2a76536bso12577391cf.1 for ; Fri, 10 Jul 2026 14:08:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gourry.net; s=google; t=1783717717; x=1784322517; darn=vger.kernel.org; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:from:to:cc:subject :date:message-id:reply-to:content-type; bh=TOF1lWlhGf+OJbHw+J+MIMmbUwopKgG0YAX8LO7BKt0=; b=LuBg1+hT3KZySs0j19KMH+9YSFtiR8wm8MFL3r8yMPZfJezn+Zz79Mj2ybkojknC0P whdpsvTPeRAgvKoxkQ4MNYLHHN/iCV1YKxUQuhChfXiL/Dc6kdhw68i2QloKct3/ed8x ItWABOMcfNHUXsUoS0wnuCddQaO+yqLo83XAknilIVUNdhzeLVfcecQmj3WJVWcABfGh yJwGkE/g2JfxnVl1HTYSKIa/usXW+W1WOv1/tcuBstJq/bW6Zw+LWQnSPTPUbvvG5gfy PfgU6rMkhR2H+F56cWxO6+ewlYDSBAgvnbhSKyYSydqDvOb3soCFxGodH+cnhRP4it+d +YCA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1783717717; x=1784322517; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=TOF1lWlhGf+OJbHw+J+MIMmbUwopKgG0YAX8LO7BKt0=; b=OuKu4q/ycT71KwHE4R3pV8S6t7JyWslGmmDBCdcuMn8YJOpxBnLkbMXJkBpD+C2sHg iEd5hurHjepyW5vcWXN2mMwr//VY9eKsF6eyqSvQFwwT1NNPNBuk9I8pTE8C0EZ+p1xe VknOMFjzfFRqgDGtPx2ySL79acipjh2194vs1l4qFqPy/ZFCB20RweoJYRBKwazAh3VJ GY/J8ES+ScRUYLG43/Y0ygis0dop+FBZKRwBWzPem3G5tayuakw4xFr+DiyLif4Ji1Ui lUY4EpWEt2uieR0whBjT5zhG2qnt1KKr4MSXFK6fX6v7MgMSPRGLauWV8c+Jn50odh00 HlsA== X-Forwarded-Encrypted: i=1; AHgh+RrKBAPbrYI9egTSMyZT2SMQ43RnHvfC35YGek2eCq1/XeVTiyoOG6tytiZn2aVk1EHLa97tr1r9yyjEeQ==@vger.kernel.org X-Gm-Message-State: AOJu0YxfZtcEzI/NvG7Cvis7t4/yKTZOxZIIZ8BRiW03AgujcHNyAZXu oU/WUagmuEVQachgn6DYtrXyuKxt/YKszoo6SShLjOAWztsxr/TutJs6CR/4OiNL3r4= X-Gm-Gg: AfdE7clx+vGdjuV/M1Y4MwjDU6bQma0mrfdNvalGJrvIaj4CUxbyfldzbZzGj+MFw36 EcyADV1o16lmsljYMbQse6NgC6WJiBelEDs1YnVlyA9IDqN2s/b2jUJMJ2Gf0pIqswNidUhcTRi KlCljg2bE7S0IZOzdDe5MYBft3z9rQc0zNtjgOjXNezsfAISXDSYxptavOMyK6e5lUTsa6BTO9I xt/x6jsEnxKI3wizejOvRVJyArEZRfw0wtvkNOYYw0GIwj5C7cLpwY9zJMt1EypuNg/tiRdEIA/ KaTG7P/m9MdyCfkwU8orXbLP4zjqXFbfaB4WdIIdltvJsE//V4GG26SFh0EPlbxsw+77E+SMEDx SakcxomNAWdiUDWriLK3QyveKynKg+dWaqGm9JyAGXFj6i2ySdJBHnUBGbk9cAE/F3e8wX6AXCh EgPW4mPL5aUvIufijpBnnPD2q49SkDABwQJH4Y9bxRlCt1wbi/jrRZrJX70HmWA6xhElhT X-Received: by 2002:a05:622a:2c2:b0:51b:feae:3576 with SMTP id d75a77b69052e-51cbf14a68fmr7022661cf.26.1783717716605; Fri, 10 Jul 2026 14:08:36 -0700 (PDT) Received: from gourry-fedora-PF4VCD3F (pool-173-79-60-52.washdc.fios.verizon.net. [173.79.60.52]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-51caacad30asm23910591cf.9.2026.07.10.14.08.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Jul 2026 14:08:35 -0700 (PDT) Date: Fri, 10 Jul 2026 17:08:30 -0400 From: Gregory Price To: Lorenzo Stoakes 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-tegra@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: <20260710-b4-pre-scalable-cow-v2-32-2a5aa403d977@kernel.org> 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. Reviewed-by: Gregory Price > --- > 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 >