On Sun, 25 Nov 2007 14:14:19 -0800 Davide Libenzi <[email protected]> wrote:
> +static struct file *timerfd_fget(int fd)
> +{
> + struct file *file;
> +
> + file = fget(fd);
> + if (!file)
> + return ERR_PTR(-EBADF);
> + if (file->f_op != &timerfd_fops) {
> + fput(file);
> + return ERR_PTR(-EINVAL);
> + }
> +
> + return file;
> +}
I suppose we could use fget_light() in here sometime. It is significantly
quicker in microbenchmarks. Or it was - nobody has checked that in a few
years afaik.
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