From: Nolen Johnson <johnsonnolen@gmail.com>
Date: Mon, 10 Jul 2023 00:44:39 +0000 (-0400)
Subject: Revert "[DNM] [TMP] HACK: Disable log level from being set"
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9bd7c48d8abb0f31ab47b0056de56e69e9f7fea3;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

Revert "[DNM] [TMP] HACK: Disable log level from being set"

This reverts commit 698e5846f704891f3e704989a268ed3ab3d9f463.

Reason: Pushed with the merge - whoops.
Change-Id: I8b786467483492e7b5a416b44d929ad21b5e1163
---

diff --git a/init/main.c b/init/main.c
index 0adbbf79d961..cc8df92d7206 100644
--- a/init/main.c
+++ b/init/main.c
@@ -216,6 +216,25 @@ static int __init quiet_kernel(char *str)
 early_param("debug", debug_kernel);
 early_param("quiet", quiet_kernel);
 
+static int __init loglevel(char *str)
+{
+	int newlevel;
+
+	/*
+	 * Only update loglevel value when a correct setting was passed,
+	 * to prevent blind crashes (when loglevel being set to 0) that
+	 * are quite hard to debug
+	 */
+	if (get_option(&str, &newlevel)) {
+		console_loglevel = newlevel;
+		return 0;
+	}
+
+	return -EINVAL;
+}
+
+early_param("loglevel", loglevel);
+
 /* Change NUL term back to "=", to make "param" the whole string. */
 static int __init repair_env_string(char *param, char *val,
 				    const char *unused, void *arg)