From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793908686; b=thSrLeXogCKcP0pUh28VPqgC58tXRK2U9221pcIRp7dSRFj7f95nnOt6zXVjxMaBlZ1O GeRYuQTVUS6MJuypqciKCxVdxjMVdMkbHxhX/sZkUKmdMgFOR4vxRU8IX2hHaXK4l8voJ UPXNs8fvfu/L8ITWkLBhL4xIEhusHE8jz25NRHVCFbEJKd06HZ3UyFo3PTI3urLYDsryj IrQfZLcLmQqv9EKlHT/VutqVYHJloeXcUIAeEbVRJv3n5yZviMG9U3zBZJFjfNFmkqDzy xmFXoNMgtNQr+IeotYw6KxXzE34wFd6KoP7WW+EFnr+IVa9eLjD5WWTHBzq+srrktPg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793908686; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=BB5sJR9C7Zx/9Pk3o44DtUSAxu92dNwmvstpQumGNJA=; b=txk9LHR4ZIY1k8nF4/FcVq4nKhGDX5dvbao/626fExJsI2tfFTng8s6cOmv1MP8XUCqW tS2LF3RJqUoOyY3E0YueDehDBMVOrs3xkS/F+xOmQVv85zoxcMFJz+PvKAR0xJZkdr58Q HbCkZ08KkTN/Tpw/3OaQtyYpHIvcIuXcDE5f05s5tDMRRIJVN3I++JKNKpl0Z32zan0RD nd9PRsZsIQV15bk0H2q5kpTMaLF9VHQcmJT1rWSSca95mktgXakKdxjZ2rEeM8w3LMPNW dW+h05E01X8aSO4qr8gPiewpfMl6KyyNmVchNmycF1jh1QmcT8dU2l1JuddG3X9ughg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=ddZWhmtY; 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 3C2E5606A6C1; Thu, 5 Nov 2026 19:58:05 +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=ddZWhmtY Received: by smtp.kernel.org (Postfix) with ESMTPSA id 57A401F008A1; Thu, 5 Nov 2026 19:58:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793908685; bh=BB5sJR9C7Zx/9Pk3o44DtUSAxu92dNwmvstpQumGNJA=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=ddZWhmtYBTIjf16jcYyGuxkBHMP752cDre+YlbjE8K+pVsumLJ8cuoV8TN+HdBxjY 0HL/wMxsPD9cDiEJ8ml8GmDV8iXPn1Ljx0/Mbh4eTVFT4Ps/yYu4X08RdE9yor95Xm NuoqE+Twd9eWDq17omIHGvd8uduh6YXldarMHP0FxHZ49T3VqEGy9CjMVJiLafNZ4q crkTm3bGTJeqOEjZuZhyTPgE93yIG7wSXYRHJTke0ePJIwoq11jQIi8x0dAUWr1jPU 6dWitI2BDr+qt4m712CrJfv0OpT4tmwX9rbzOOpgVyVyJTCJ6SFDofjIfM0DhjSDjJ fhaCI95uj6cEg== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH RESEND v2 18/30] sched/psi: let procfs copy in trigger writes Reply-To: sashiko-reviews@lists.linux.dev To: "Christian Brauner" Cc: "Linus Torvalds" , "Jann Horn" , "Josef Bacik" , "Chris Mason" , "Jeff Layton" , NeilBrown , "Eric Dumazet" , "Thomas Gleixner" , "Al Viro" , "Jonathan Corbet" , "Christoph Hellwig" , "Greg Kroah-Hartman" , "Joel Granados" , "Kees Cook" , "Jan Kara" , "Jan Kara" , linux-s390@vger.kernel.org, coreteam@netfilter.org, kexec@lists.infradead.org, linux-pci@vger.kernel.org, linux-hwmon@vger.kernel.org, linux-usb@vger.kernel.org, samba-technical@lists.samba.org, linux-m68k@lists.linux-m68k.org, linux-serial@vger.kernel.org, "Takashi Iwai" , linux-ext4@vger.kernel.org, "Chuck Lever" , tytso@mit.edu, "Heiko Carstens" , "Vasily Gorbik" , "Alexander Gordeev" , "Christian Borntraeger" In-Reply-To: <20261104-work-procfs-fs-v2-18-319e0f9a8aae@kernel.org> References: <20261104-work-procfs-fs-v2-0-319e0f9a8aae@kernel.org> <20261104-work-procfs-fs-v2-18-319e0f9a8aae@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Thu, 05 Nov 2026 19:58:03 +0000 X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > Implement ->proc_write_buf() for the files in /proc/pressure so procfs > copies in what is written before it pins the entry, and take the > trigger from that copy. Only the first 31 bytes were ever looked at. > Writes larger than PAGE_SIZE - 1 bytes fail with -EINVAL now. >=20 > Signed-off-by: Christian Brauner (Amutable) Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261104-work-procf= s-fs-v2-0-319e0f9a8aae@kernel.org?part=3D18