From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Date: Thu, 24 Jul 2008 20:37:23 +0000 (-0400)
Subject: tracepoints: use TABLE_SIZE macro
X-Git-Tag: v2.6.28-rc1~78^2~121
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=9795302acf2817d0842e56d23df6008e43df0970;p=linux-2.6-omap-h63xx.git

tracepoints: use TABLE_SIZE macro

Steven Rostedt suggested:

| Wouldn't it look nicer to have: (TRACEPOINT_TABLE_SIZE - 1) ?

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c
index 42e86ddbd2a..c7c62a4a75f 100644
--- a/kernel/tracepoint.c
+++ b/kernel/tracepoint.c
@@ -177,7 +177,7 @@ static struct tracepoint_entry *get_tracepoint(const char *name)
 	struct tracepoint_entry *e;
 	u32 hash = jhash(name, strlen(name), 0);
 
-	head = &tracepoint_table[hash & ((1 << TRACEPOINT_HASH_BITS)-1)];
+	head = &tracepoint_table[hash & (TRACEPOINT_TABLE_SIZE - 1)];
 	hlist_for_each_entry(e, node, head, hlist) {
 		if (!strcmp(name, e->name))
 			return e;
@@ -197,7 +197,7 @@ static struct tracepoint_entry *add_tracepoint(const char *name)
 	size_t name_len = strlen(name) + 1;
 	u32 hash = jhash(name, name_len-1, 0);
 
-	head = &tracepoint_table[hash & ((1 << TRACEPOINT_HASH_BITS)-1)];
+	head = &tracepoint_table[hash & (TRACEPOINT_TABLE_SIZE - 1)];
 	hlist_for_each_entry(e, node, head, hlist) {
 		if (!strcmp(name, e->name)) {
 			printk(KERN_NOTICE
@@ -233,7 +233,7 @@ static int remove_tracepoint(const char *name)
 	size_t len = strlen(name) + 1;
 	u32 hash = jhash(name, len-1, 0);
 
-	head = &tracepoint_table[hash & ((1 << TRACEPOINT_HASH_BITS)-1)];
+	head = &tracepoint_table[hash & (TRACEPOINT_TABLE_SIZE - 1)];
 	hlist_for_each_entry(e, node, head, hlist) {
 		if (!strcmp(name, e->name)) {
 			found = 1;