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 6F3A03101AA for ; Tue, 19 Aug 2025 21:09:30 +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=1755637770; cv=none; b=oUbxVqO39VuvvVO53dBrZFpXb355voh8tj+8ORlZeSopwtd8gw0/quswQYYMl1CGyAyJHhGVXMTl2EOxCEOFS9U9h+rF6wIGob1nG9ZHqr6qpghnA2lpoBpHTTLz6PE/RM5Zj3W1G6JgQO52Nex0XWGwSgbLh60Fr4FnA6ni43g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755637770; c=relaxed/simple; bh=3rZ+q5cLLXRErhPZiHmBNpCHlthNKNGRrQui7ZOooqA=; h=Date:From:To:Cc:Subject:Message-Id:In-Reply-To:References: Mime-Version:Content-Type; b=V8ODm+OTi05gHqQ25zfghYFu4D1fJysz8jDV1SncE8qlLCkXNKcSqDbvCkn424T2MiJo4ar39mcOOqKWNzLSCx5SYHVRMz0lTz03qpxSAw7CZe98n9BXai8tZWYy95rC+HEv3HElAJzFhchvyGZ+KMqu20Ex9ew5lMTqKEjCxuc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=Zdm/h0tQ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="Zdm/h0tQ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E6BDEC4CEF1; Tue, 19 Aug 2025 21:09:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1755637770; bh=3rZ+q5cLLXRErhPZiHmBNpCHlthNKNGRrQui7ZOooqA=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=Zdm/h0tQw3tDGJz2xzMaBzEMqhwaPTfScir6hr1+bROc4ESAiukI/A77b657YWS8c 9hMpdX3k6jJIbNBUuKeeQHQksX80lTZxxaMLrGcaUYh5dlf/7mIumt7/LKTThZfOr/ UQXTQaIPY27/dju57NOyjC8uIjHinaChpjCKRCjk= Date: Tue, 19 Aug 2025 14:09:29 -0700 From: Andrew Morton To: Alexey Dobriyan Cc: linux-fsdevel@vger.kernel.org Subject: Re: [PATCH] proc: test lseek on /proc/net/dev Message-Id: <20250819140929.e408f2645f01e74e16c34796@linux-foundation.org> In-Reply-To: References: X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Tue, 19 Aug 2025 21:29:16 +0300 Alexey Dobriyan wrote: > This line in tools/testing/selftests/proc/read.c was added to catch > oopses, not to verify lseek correctness: > > (void)lseek(fd, 0, SEEK_SET); Can you expand on this? Was some issue discovered with /proc/net/dev? If so, what was it? > Oh, well. Prevent more embarassement with simple test.