From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <43EC1A85.2000001@yahoo.com.au> Date: Fri, 10 Feb 2006 15:45:57 +1100 From: Nick Piggin MIME-Version: 1.0 Subject: Re: [PATCH] mm: Implement Swap Prefetching v23 References: <200602101355.41421.kernel@kolivas.org> <200602101449.59486.kernel@kolivas.org> <43EC1164.4000605@yahoo.com.au> <200602101514.40140.kernel@kolivas.org> <20060209202507.26f66be0.akpm@osdl.org> In-Reply-To: <20060209202507.26f66be0.akpm@osdl.org> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Andrew Morton Cc: Con Kolivas , linux-mm@kvack.org, ck@vds.kolivas.org, pj@sgi.com, linux-kernel@vger.kernel.org List-ID: Andrew Morton wrote: > Con Kolivas wrote: > >> Ok I see. We don't have a way to add to the tail of that list though? > > > del_page_from_lru() + (new) add_page_to_inactive_list_tail(). > > >>Is that >> a worthwhile addition to this (ever growing) project? That would definitely >> have an impact on the other code if not all done within swap_prefetch.c.. >> which would also be quite a large open coded something. > > > Do both of the above in a new function in swap.c. > That'll require the caller to do lru locking. I'd add an lru_cache_add_tail, use it instead of the current lru_cache_add that Con's got now, and just implement it in a simple manner, without pagevecs. -- SUSE Labs, Novell Inc. Send instant messages to your online friends http://au.messenger.yahoo.com -- 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