X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=kernel%2Fpanic.c;h=12c5a0a6c89bee42e44c65ee41eb4695ae180983;hb=8ff3e8e85fa6c312051134b3953e397feb639f51;hp=24af9f8bac99204076ab80b36038d1d5404ae27a;hpb=0b61a2ba5dfd1620731e717d686e6ade657fd975;p=linux-2.6-omap-h63xx.git

diff --git a/kernel/panic.c b/kernel/panic.c
index 24af9f8bac9..12c5a0a6c89 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -153,6 +153,8 @@ EXPORT_SYMBOL(panic);
  *  'M' - System experienced a machine check exception.
  *  'B' - System has hit bad_page.
  *  'U' - Userspace-defined naughtiness.
+ *  'A' - ACPI table overridden.
+ *  'W' - Taint on warning.
  *
  *	The string is overwritten by the next call to print_taint().
  */
@@ -161,7 +163,7 @@ const char *print_tainted(void)
 {
 	static char buf[20];
 	if (tainted) {
-		snprintf(buf, sizeof(buf), "Tainted: %c%c%c%c%c%c%c%c%c",
+		snprintf(buf, sizeof(buf), "Tainted: %c%c%c%c%c%c%c%c%c%c",
 			tainted & TAINT_PROPRIETARY_MODULE ? 'P' : 'G',
 			tainted & TAINT_FORCED_MODULE ? 'F' : ' ',
 			tainted & TAINT_UNSAFE_SMP ? 'S' : ' ',
@@ -170,7 +172,8 @@ const char *print_tainted(void)
 			tainted & TAINT_BAD_PAGE ? 'B' : ' ',
 			tainted & TAINT_USER ? 'U' : ' ',
 			tainted & TAINT_DIE ? 'D' : ' ',
-			tainted & TAINT_OVERRIDDEN_ACPI_TABLE ? 'A' : ' ');
+			tainted & TAINT_OVERRIDDEN_ACPI_TABLE ? 'A' : ' ',
+			tainted & TAINT_WARN ? 'W' : ' ');
 	}
 	else
 		snprintf(buf, sizeof(buf), "Not tainted");
@@ -312,8 +315,31 @@ void warn_on_slowpath(const char *file, int line)
 	print_modules();
 	dump_stack();
 	print_oops_end_marker();
+	add_taint(TAINT_WARN);
 }
 EXPORT_SYMBOL(warn_on_slowpath);
+
+
+void warn_slowpath(const char *file, int line, const char *fmt, ...)
+{
+	va_list args;
+	char function[KSYM_SYMBOL_LEN];
+	unsigned long caller = (unsigned long)__builtin_return_address(0);
+	sprint_symbol(function, caller);
+
+	printk(KERN_WARNING "------------[ cut here ]------------\n");
+	printk(KERN_WARNING "WARNING: at %s:%d %s()\n", file,
+		line, function);
+	va_start(args, fmt);
+	vprintk(fmt, args);
+	va_end(args);
+
+	print_modules();
+	dump_stack();
+	print_oops_end_marker();
+	add_taint(TAINT_WARN);
+}
+EXPORT_SYMBOL(warn_slowpath);
 #endif
 
 #ifdef CONFIG_CC_STACKPROTECTOR