Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758767AbWK2EOe (ORCPT ); Tue, 28 Nov 2006 23:14:34 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758770AbWK2EOd (ORCPT ); Tue, 28 Nov 2006 23:14:33 -0500 Received: from e2.ny.us.ibm.com ([32.97.182.142]:47254 "EHLO e2.ny.us.ibm.com") by vger.kernel.org with ESMTP id S1758767AbWK2EOb (ORCPT ); Tue, 28 Nov 2006 23:14:31 -0500 Subject: [PATCH 4/12] ext3 balloc: say rb_entry not list_entry From: Mingming Cao Reply-To: cmm@us.ibm.com To: Hugh Dickins , Andrew Morton Cc: Mel Gorman , "Martin J. Bligh" , linux-kernel@vger.kernel.org, "linux-ext4@vger.kernel.org" In-Reply-To: References: <20061114014125.dd315fff.akpm@osdl.org> <20061114184919.GA16020@skynet.ie> <20061114113120.d4c22b02.akpm@osdl.org> <20061115214534.72e6f2e8.akpm@osdl.org> <455C0B6F.7000201@us.ibm.com> <20061115232228.afaf42f2.akpm@osdl.org> <1163666960.4310.40.camel@localhost.localdomain> <20061116011351.1401a00f.akpm@osdl.org> <1163708116.3737.12.camel@dyn9047017103.beaverton.ibm.com> <20061116132724.1882b122.akpm@osdl.org> <1164073652.20900.34.camel@dyn9047017103.beaverton.ibm.com> <1164156193.3804.48.camel@dyn9047017103.beaverton.ibm.com> Content-Type: text/plain Organization: IBM LTC Date: Tue, 28 Nov 2006 20:14:28 -0800 Message-Id: <1164773668.4341.38.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.0.4 (2.0.4-7) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2070 Lines: 60 ------------------------------------------------------ Subject: ext2 balloc: say rb_entry not list_entry From: Hugh Dickins The reservations tree is an rb_tree not a list, so it's less confusing to use rb_entry() than list_entry() - though they're both just container_of(). ---------------------------------------------------------- Sync up this fix in ext3 Signed-off-by: Mingming Cao --- --- linux-2.6.19-rc5-cmm/fs/ext3/balloc.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff -puN fs/ext3/balloc.c~ext3-balloc-say-rb_entry-not-list_entry fs/ext3/balloc.c --- linux-2.6.19-rc5/fs/ext3/balloc.c~ext3-balloc-say-rb_entry-not-list_entry 2006-11-28 19:36:52.000000000 -0800 +++ linux-2.6.19-rc5-cmm/fs/ext3/balloc.c 2006-11-28 19:36:52.000000000 -0800 @@ -144,7 +144,7 @@ restart: printk("Block Allocation Reservation Windows Map (%s):\n", fn); while (n) { - rsv = list_entry(n, struct ext3_reserve_window_node, rsv_node); + rsv = rb_entry(n, struct ext3_reserve_window_node, rsv_node); if (verbose) printk("reservation window 0x%p " "start: %lu, end: %lu\n", @@ -949,7 +949,7 @@ static int find_next_reservable_window( prev = rsv; next = rb_next(&rsv->rsv_node); - rsv = list_entry(next,struct ext3_reserve_window_node,rsv_node); + rsv = rb_entry(next,struct ext3_reserve_window_node,rsv_node); /* * Reached the last reservation, we can just append to the @@ -1193,7 +1193,7 @@ static void try_to_extend_reservation(st if (!next) my_rsv->rsv_end += size; else { - next_rsv = list_entry(next, struct ext3_reserve_window_node, rsv_node); + next_rsv = rb_entry(next, struct ext3_reserve_window_node, rsv_node); if ((next_rsv->rsv_start - my_rsv->rsv_end - 1) >= size) my_rsv->rsv_end += size; _ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/