From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sat, 4 Oct 2003 02:31:32 -0400 (EDT) From: Rajesh Venkatasubramanian Subject: Re: [PATCH] fix split_vma vs. invalidate_mmap_range_list race In-Reply-To: <20031003224056.09421fb1.akpm@osdl.org> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Andrew Morton Cc: "David S. Miller" , hch@lst.de, linux-mm@kvack.org List-ID: > > It looks OK. I updated the VM lock ranking docco to cover this. > * > + * ->i_sem > + * ->i_shared_sem (truncate->invalidate_mmap_range) > + * I don't understand how my patch introduced this new(?) ordering. My patch does not introduce any new semaphores or spin_locks in any code path. Am I missing something ? Please give a clue if so. Thanks, Rajesh -- 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: aart@kvack.org