Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760631AbXERJtS (ORCPT ); Fri, 18 May 2007 05:49:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754567AbXERJtI (ORCPT ); Fri, 18 May 2007 05:49:08 -0400 Received: from mailhub.sw.ru ([195.214.233.200]:7054 "EHLO relay.sw.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754656AbXERJtH (ORCPT ); Fri, 18 May 2007 05:49:07 -0400 Message-ID: <464D7789.5030306@sw.ru> Date: Fri, 18 May 2007 13:53:13 +0400 From: Pavel Emelianov User-Agent: Thunderbird 1.5 (X11/20060317) MIME-Version: 1.0 To: Andrew Morton CC: Linux Kernel Mailing List , David Miller , devel@openvz.org Subject: [PATCH 10/15] Make some network-related proc files use seq_list_xxx helpers References: <464D6E87.7060605@sw.ru> In-Reply-To: <464D6E87.7060605@sw.ru> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4805 Lines: 177 This includes /proc/net/protocols, /proc/net/rxrpc_calls and /proc/net/rxrpc_connections files. All three need seq_list_start_head to show some header. Signed-off-by: Pavel Emelianov --- diff --git a/net/core/sock.c b/net/core/sock.c index 22183c2..528f65b 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1839,46 +1839,15 @@ void proto_unregister(struct proto *prot EXPORT_SYMBOL(proto_unregister); #ifdef CONFIG_PROC_FS -static inline struct proto *__proto_head(void) -{ - return list_entry(proto_list.next, struct proto, node); -} - -static inline struct proto *proto_head(void) -{ - return list_empty(&proto_list) ? NULL : __proto_head(); -} - -static inline struct proto *proto_next(struct proto *proto) -{ - return proto->node.next == &proto_list ? NULL : - list_entry(proto->node.next, struct proto, node); -} - -static inline struct proto *proto_get_idx(loff_t pos) -{ - struct proto *proto; - loff_t i = 0; - - list_for_each_entry(proto, &proto_list, node) - if (i++ == pos) - goto out; - - proto = NULL; -out: - return proto; -} - static void *proto_seq_start(struct seq_file *seq, loff_t *pos) { read_lock(&proto_list_lock); - return *pos ? proto_get_idx(*pos - 1) : SEQ_START_TOKEN; + return seq_list_start_head(&proto_list, *pos); } static void *proto_seq_next(struct seq_file *seq, void *v, loff_t *pos) { - ++*pos; - return v == SEQ_START_TOKEN ? proto_head() : proto_next(v); + return seq_list_next(v, &proto_list, pos); } static void proto_seq_stop(struct seq_file *seq, void *v) @@ -1926,7 +1895,7 @@ static void proto_seq_printf(struct seq_ static int proto_seq_show(struct seq_file *seq, void *v) { - if (v == SEQ_START_TOKEN) + if (v == &proto_list) seq_printf(seq, "%-9s %-4s %-8s %-6s %-5s %-7s %-4s %-10s %s", "protocol", "size", @@ -1938,7 +1907,7 @@ static int proto_seq_show(struct seq_fil "module", "cl co di ac io in de sh ss gs se re sp bi br ha uh gp em\n"); else - proto_seq_printf(seq, v); + proto_seq_printf(seq, list_entry(v, struct proto, node)); return 0; } diff --git a/net/rxrpc/ar-proc.c b/net/rxrpc/ar-proc.c index 1c0be0e..56a5317 100644 --- a/net/rxrpc/ar-proc.c +++ b/net/rxrpc/ar-proc.c @@ -30,31 +30,13 @@ static const char *rxrpc_conn_states[] = */ static void *rxrpc_call_seq_start(struct seq_file *seq, loff_t *_pos) { - struct list_head *_p; - loff_t pos = *_pos; - read_lock(&rxrpc_call_lock); - if (!pos) - return SEQ_START_TOKEN; - pos--; - - list_for_each(_p, &rxrpc_calls) - if (!pos--) - break; - - return _p != &rxrpc_calls ? _p : NULL; + return seq_list_start_head(&rxrpc_calls, *_pos); } static void *rxrpc_call_seq_next(struct seq_file *seq, void *v, loff_t *pos) { - struct list_head *_p; - - (*pos)++; - - _p = v; - _p = (v == SEQ_START_TOKEN) ? rxrpc_calls.next : _p->next; - - return _p != &rxrpc_calls ? _p : NULL; + return seq_list_next(v, &rxrpc_calls, pos); } static void rxrpc_call_seq_stop(struct seq_file *seq, void *v) @@ -68,7 +50,7 @@ static int rxrpc_call_seq_show(struct se struct rxrpc_call *call; char lbuff[4 + 4 + 4 + 4 + 5 + 1], rbuff[4 + 4 + 4 + 4 + 5 + 1]; - if (v == SEQ_START_TOKEN) { + if (v == &rxrpc_calls) { seq_puts(seq, "Proto Local Remote " " SvID ConnID CallID End Use State Abort " @@ -129,32 +111,14 @@ struct file_operations rxrpc_call_seq_fo */ static void *rxrpc_connection_seq_start(struct seq_file *seq, loff_t *_pos) { - struct list_head *_p; - loff_t pos = *_pos; - read_lock(&rxrpc_connection_lock); - if (!pos) - return SEQ_START_TOKEN; - pos--; - - list_for_each(_p, &rxrpc_connections) - if (!pos--) - break; - - return _p != &rxrpc_connections ? _p : NULL; + return seq_list_start_head(&rxrpc_connections, *_pos); } static void *rxrpc_connection_seq_next(struct seq_file *seq, void *v, loff_t *pos) { - struct list_head *_p; - - (*pos)++; - - _p = v; - _p = (v == SEQ_START_TOKEN) ? rxrpc_connections.next : _p->next; - - return _p != &rxrpc_connections ? _p : NULL; + return seq_list_next(v, &rxrpc_connections, pos); } static void rxrpc_connection_seq_stop(struct seq_file *seq, void *v) @@ -168,7 +132,7 @@ static int rxrpc_connection_seq_show(str struct rxrpc_transport *trans; char lbuff[4 + 4 + 4 + 4 + 5 + 1], rbuff[4 + 4 + 4 + 4 + 5 + 1]; - if (v == SEQ_START_TOKEN) { + if (v == &rxrpc_connections) { seq_puts(seq, "Proto Local Remote " " SvID ConnID Calls End Use State Key " - 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/