From: Jeff Sipek <jeffpc@optonline.net>
To: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Cc: trivial@rustcorp.com.au
Subject: [PATCH][TRIVIAL] Allocate kprobe_table at runtime
Date: Sun, 26 Jun 2005 14:30:49 -0400 [thread overview]
Message-ID: <20050626183049.GA22898@optonline.net> (raw)
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Allocates kprobe_table at runtime.
Signed-off-by: Josef "Jeff" Sipek <jeffpc@optonline.net>
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -40,7 +40,7 @@
#define KPROBE_HASH_BITS 6
#define KPROBE_TABLE_SIZE (1 << KPROBE_HASH_BITS)
-static struct hlist_head kprobe_table[KPROBE_TABLE_SIZE];
+static struct hlist_head *kprobe_table;
unsigned int kprobe_cpu = NR_CPUS;
static DEFINE_SPINLOCK(kprobe_lock);
@@ -261,7 +261,10 @@ static int __init init_kprobes(void)
{
int i, err = 0;
- /* FIXME allocate the probe table, currently defined statically */
+ kprobe_table = kmalloc(sizeof(struct hlist_head)*KPROBE_TABLE_SIZE, GFP_ATOMIC);
+ if (!kprobe_table)
+ return -ENOMEM;
+
/* initialize all list heads */
for (i = 0; i < KPROBE_TABLE_SIZE; i++)
INIT_HLIST_HEAD(&kprobe_table[i]);
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next reply other threads:[~2005-06-26 18:31 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-26 18:30 Jeff Sipek [this message]
2005-06-27 5:51 ` [PATCH][TRIVIAL] Allocate kprobe_table at runtime Prasanna S Panchamukhi
[not found] <20050626183049.GA22898@optonline.net.suse.lists.linux.kernel>
[not found] ` <20050627055150.GA10659@in.ibm.com.suse.lists.linux.kernel>
2005-06-27 6:14 ` Andi Kleen
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