From mboxrd@z Thu Jan 1 00:00:00 1970 Subject: Re: [RFC] Userspace tracing memory mappings References: <20080123160454.GA15405@Krystal> From: fche@redhat.com (Frank Ch. Eigler) Date: Wed, 23 Jan 2008 14:01:20 -0500 In-Reply-To: <20080123160454.GA15405@Krystal> (Mathieu Desnoyers's message of "Wed, 23 Jan 2008 11:04:54 -0500") Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-linux-mm@kvack.org Return-Path: To: Mathieu Desnoyers Cc: Dave Hansen , mbligh@google.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: Mathieu Desnoyers writes: > [...] Since memory management is not my speciality, I would like to > know if there are some implementation details I should be aware of > for my LTTng userspace tracing buffers. Here is what I want to do > [...] Would you mind offering some justification for requiring a kernel extension for user-space tracing? What can the kernel enable in this context that a user-space library (which you already assume will be linked in) can't? - FChE -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org