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smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=f+UaSY8l; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 11E31606A31A; Mon, 26 Oct 2026 21:09:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=f+UaSY8l Received: by smtp.kernel.org (Postfix) with ESMTPSA id D05771F01825; Mon, 26 Oct 2026 21:09:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793048990; bh=Km1rvIZ3U8wdp/hbA44AgM+K1KBOJrLBa2SNISYlT0M=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=f+UaSY8l63lGr7187Oqi5dgWlzYCfWCFaR+aTlR56miEamPTBI4jbIlQqtDV4H+mh BLRVFIVd9jZkJpPOplQT67gOCLCjIxjBiDjg6DWbAS1RCwcdMi8TkwxsG5AcBeLf8j 8hgPaTi/N6aVWdyw6QbM8e5ynYzOOsMInDRLXP3Tk2Cxm8qnQvFd0ecIYIAEwDwjD+ GHnAbdyPr1B1jcq0txZD4N+6/U8T6KlIS3FmJXW8dej3Z66+3iVYyi/v8kCg9+3zCq ST/TH1O9+5Jop7hjGAp31uVHgqKJq3BTf4vFndIHSV+Da7tw148EFhdvLcMoJWhNmm m9us8+cBvgVMA== Message-ID: <5d10eba8-11cb-4031-84e1-a394ca5b4cba@kernel.org> Date: Mon, 26 Oct 2026 22:09:40 +0100 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 00/16] mm/shmem: various (urgent?) fixes To: Gregory Price Cc: Andrew Morton , Zi Yan , Joshua Hahn , Rakie Kim , Ying Huang , Johannes Weiner , Vladimir Davydov , Michal Hocko , Hugh Dickins , Baolin Wang , Lukas Czerner , Carlos Maiolino , Christian Brauner , Jan Kara , Daniel Verkamp , Jeff Xu , Muchun Song , Oscar Salvador , David Stevens , "Matthew Wilcox (Oracle)" , William Kucharski , Chris Li , Kairui Song , Nhat Pham , Miaohe Lin , Naoya Horiguchi , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Chris Mason , stable@vger.kernel.org, Josef Bacik , Eva Kurchatova References: <20261026-fixes_shmem-v1-0-703206d5fa0c@kernel.org> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 10/26/26 21:08, Gregory Price wrote: > On Mon, Oct 26, 2026 at 10:40:33AM +0100, David Hildenbrand (Arm) wrote: >> I did my best trying to test these fixes. I was able to reproduce some >> of the things (including unkillable truncation hangs), and the fixes seemed >> to help. > > Given the (urgent?) you're the unwilling recipient of my schlopp-testing > harness. The good news is that the selftests (attached) all look > reasonable and reproduce quite easily. Thanks! Yeah, I had ran a bunch myself, but not as many as you managed to trigger I think. > > Everything below is largely clanker-generated, but after a review I feel > comfortable with tagging this. > > I was able to directly test: > #1-#5 > #10 > #12-#16 > > so for those you can add: > > Tested-by: Gregory Price (Meta) > > feel free to take or leave the selftests. Thanks, no time to polish selftest ;) -- Cheers, David