sysctl: Warn about all uses of sys_sysctl. (2fb10732) · Commits · 戴 / test

Now that the glibc pthread implemenation no longers uses sysctl() users of sysctl are as rare as hen's teeth. So remove the glibc exception from the warning, and use the standard printk_ratelimit instead of rolling our own. Signed-off-by:

Eric W. Biederman <ebiederm@xmission.com>

kernel/sysctl_binary.c

+1 −7

Original line number	Diff line number	Diff line
		@@ -1393,15 +1393,9 @@ static ssize_t binary_sysctl(const int *name, int nlen,

		static void deprecated_sysctl_warning(const int *name, int nlen)
		{
		static int msg_count;
		int i;

		/* Ignore accesses to kernel.version */
		if ((nlen == 2) && (name[0] == CTL_KERN) && (name[1] == KERN_VERSION))
		return;

		if (msg_count < 5) {
		msg_count++;
		if (printk_ratelimit()) {
		printk(KERN_INFO
		"warning: process `%s' used the deprecated sysctl "
		"system call with ", current->comm);

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