From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alessio Igor Bogani Subject: [PATCH] module: Use binary search in lookup_symbol() Date: Tue, 17 May 2011 22:56:03 +0200 Message-ID: <1305665763-3988-1-git-send-email-abogani@kernel.org> References: Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:sender:from:to:cc:subject:date:message-id :x-mailer:in-reply-to:references; bh=TunhZGK5osE+AmQaa+5GetdJxLb8l9MUyxNJZ1wumuc=; b=AiU/yOYKXwQv9LadF3rHZniqlcj8+rexUAPxYmoO1T7hKeTsmdzCZTfXC+yduYRrZB BfBVyM8mCnTTN0Nd8GSlDialYdsr0qR4Bs+zcEf9NNJ41FY4QcbGyru3YMbx7F67ZI5f WL4udv0YmRpvzyqLrPxV6yHjMWFGIlXBmXWgY= In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Rusty Russell Cc: Anders Kaseorg , Tim Abbott , Tim Bird , LKML , Linux Embedded , Jason Wessel , Dirk Behme , Alessio Igor Bogani This work was supported by a hardware donation from the CE Linux Forum. Signed-off-by: Alessio Igor Bogani --- kernel/module.c | 7 ++----- 1 files changed, 2 insertions(+), 5 deletions(-) diff --git a/kernel/module.c b/kernel/module.c index 1e2b657..795bdc7 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -2055,11 +2055,8 @@ static const struct kernel_symbol *lookup_symbol(const char *name, const struct kernel_symbol *start, const struct kernel_symbol *stop) { - const struct kernel_symbol *ks = start; - for (; ks < stop; ks++) - if (strcmp(ks->name, name) == 0) - return ks; - return NULL; + return bsearch(name, start, stop - start, + sizeof(struct kernel_symbol), cmp_name); } static int is_exported(const char *name, unsigned long value, -- 1.7.4.1