enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/arch/x86/kernel/check.c
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@@ -1,4 +1,7 @@
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 // SPDX-License-Identifier: GPL-2.0
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+
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+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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+
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 #include <linux/init.h>
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 #include <linux/sched.h>
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 #include <linux/kthread.h>
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@@ -6,6 +9,7 @@
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 #include <linux/memblock.h>
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 #include <asm/proto.h>
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+#include <asm/setup.h>
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 /*
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  * Some BIOSes seem to corrupt the low 64k of memory during events
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@@ -41,6 +45,7 @@
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 		return ret;
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 	memory_corruption_check = val;
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+
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 	return 0;
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 }
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 early_param("memory_corruption_check", set_corruption_check);
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@@ -128,11 +133,11 @@
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 	}
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 	if (num_scan_areas)
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-		printk(KERN_INFO "Scanning %d areas for low memory corruption\n", num_scan_areas);
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+		pr_info("Scanning %d areas for low memory corruption\n", num_scan_areas);
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 }
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-void check_for_bios_corruption(void)
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+static void check_for_bios_corruption(void)
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 {
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 	int i;
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 	int corruption = 0;
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@@ -147,8 +152,7 @@
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 		for (; size; addr++, size -= sizeof(unsigned long)) {
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 			if (!*addr)
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 				continue;
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-			printk(KERN_ERR "Corrupted low memory at %p (%lx phys) = %08lx\n",
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-			       addr, __pa(addr), *addr);
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+			pr_err("Corrupted low memory at %p (%lx phys) = %08lx\n", addr, __pa(addr), *addr);
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 			corruption = 1;
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 			*addr = 0;
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 		}
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@@ -172,11 +176,11 @@
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 	if (!num_scan_areas || !memory_corruption_check || corruption_check_period == 0)
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 		return 0;
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-	printk(KERN_INFO "Scanning for low memory corruption every %d seconds\n",
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-	       corruption_check_period);
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+	pr_info("Scanning for low memory corruption every %d seconds\n", corruption_check_period);
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 	/* First time we run the checks right away */
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 	schedule_delayed_work(&bios_check_work, 0);
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+
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 	return 0;
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 }
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 device_initcall(start_periodic_check_for_corruption);