linux-kernel - Re: [PATCH 1/7] add syscall tracepoints

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Date:	Fri, 19 Jun 2009 16:22:29 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Jason Baron <jbaron@...hat.com>
CC:	linux-kernel@...r.kernel.org, fweisbec@...il.com, mingo@...e.hu,
	laijs@...fujitsu.com, rostedt@...dmis.org, peterz@...radead.org,
	mathieu.desnoyers@...ymtl.ca, jiayingz@...gle.com,
	bligh@...gle.com, roland@...hat.com, fche@...hat.com
Subject: Re: [PATCH 1/7] add syscall tracepoints

> +int syscall_name_to_nr(char *name)
> +{
> +	int i;
> +
> +	if (!syscalls_metadata)
> +		return -1;
> +
> +	for (i = 0; i < FTRACE_SYSCALL_MAX; i++) {
> +		if (syscalls_metadata[i]) {
> +			if (!strcmp((syscalls_metadata[i])->name, name))

Remove a pair of parenthesis looks cleaner:

			if (!strcmp(syscalls_metadata[i]->name, name))

> +				return i;
> +		}
> +	}
> +	return -1;
> +}
> +
>  void arch_init_ftrace_syscalls(void)
>  {
>  	int i;


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