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 1C8071FF618 for ; Mon, 10 Mar 2025 22:29:58 +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=1741645798; cv=none; b=nC7qoebNmlvRzfTEMehF49qWceeIotJBWFB+4m9B1oppWQyYb4/zSzRwWoqUGWthT555BSZ7Mr9YFJ9jFTYga7zeSRXAu3ZwpKFt2+ngqPOxmWAjpFZB3xFWg+IPA7Vff7KurZKmaz3e0cZlUNNs/UMGQnC5z6NdVhTpVN6yuY0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741645798; c=relaxed/simple; bh=UGOEqZG0TBsIgFoJglWXM/8zRgOeUZrnHWuvRUfx1NQ=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=CTJ7MCJIahzWSFFo82YxB6c8ENgiTPOGoITbYQ2JVb1xuK+mGKcrvlBpCFgT7w9Dgf7kBKxI9naPOALwQWLaksIV69FwIpzf5Nmqz8Br9mwP0pl4gPbjxA4tY6SZDd0v13HSVNqXrT9lYXqkUGs0DQWb/uD9QsEe+/v1HK4lvv4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=atI8AQvu; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="atI8AQvu" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E535AC4CEEA; Mon, 10 Mar 2025 22:29:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741645798; bh=UGOEqZG0TBsIgFoJglWXM/8zRgOeUZrnHWuvRUfx1NQ=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=atI8AQvuKXohoHSL+SYiqmDHgeNYe2z5OvYR3rEqkNQ7rl7JvF/n6nTfUkHq0qaS2 nrUHWhU8uonAvCEmiYN98m8txOUkqO3OAlUTswCPuxQkiKwBqHofWpVo8ou8AJr2w6 /gtSmWlMwZPIwdBJ2bAHEHJQpLDDwR6b10AToZuuDwrJVa0e7SXmhVv29d+kN7AWjT BKNrE82pza+ias+TSYJMndFhcwY5CUAxnPFU30l8ycT9LL+1v0ynU0ZVdLoom/9JXc 9HqoBLZHGOMdMrhwmS7K1NBWl9iaDWyNEAE30HhzftqcrAI2OJhZg228XK+NGY9QwI JF8QwFwsUfNrg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 33CBA380AACB; Mon, 10 Mar 2025 22:30:33 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next] mm: Fix the flipped condition in gfpflags_allow_spinning() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <174164583201.3719472.12293725364552859716.git-patchwork-notify@kernel.org> Date: Mon, 10 Mar 2025 22:30:32 +0000 References: <20250310124017.187-1-alexei.starovoitov@gmail.com> In-Reply-To: <20250310124017.187-1-alexei.starovoitov@gmail.com> To: Alexei Starovoitov Cc: bpf@vger.kernel.org, daniel@iogearbox.net, andrii@kernel.org, martin.lau@kernel.org, vbabka@suse.cz, linux-mm@kvack.org, kernel-team@fb.com Hello: This patch was applied to bpf/bpf-next.git (master) by Andrii Nakryiko : On Mon, 10 Mar 2025 13:40:17 +0100 you wrote: > From: Vlastimil Babka > > The function gfpflags_allow_spinning() has a bug that makes it return > the opposite result than intended. This could contribute to deadlocks as > usage profilerates, for now it was noticed as a performance regression > due to try_charge_memcg() not refilling memcg stock when it could. Fix > the flipped condition. > > [...] Here is the summary with links: - [bpf-next] mm: Fix the flipped condition in gfpflags_allow_spinning() https://git.kernel.org/bpf/bpf-next/c/157a50236c30 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html