X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=kernel%2Fextable.c;h=5339705b82410515dcadce220ef997930dd3247c;hb=d798f7f080805ad7e15fc37a43d8c6f91edb6dda;hp=7f8f263f85249a15ca8492fa5056c868262aa0f1;hpb=2b876f95d03e226394b5d360c86127cbefaf614b;p=pandora-kernel.git

diff --git a/kernel/extable.c b/kernel/extable.c
index 7f8f263f8524..5339705b8241 100644
--- a/kernel/extable.c
+++ b/kernel/extable.c
@@ -72,6 +72,24 @@ int core_kernel_text(unsigned long addr)
 	return 0;
 }
 
+/**
+ * core_kernel_data - tell if addr points to kernel data
+ * @addr: address to test
+ *
+ * Returns true if @addr passed in is from the core kernel data
+ * section.
+ *
+ * Note: On some archs it may return true for core RODATA, and false
+ *  for others. But will always be true for core RW data.
+ */
+int core_kernel_data(unsigned long addr)
+{
+	if (addr >= (unsigned long)_sdata &&
+	    addr < (unsigned long)_edata)
+		return 1;
+	return 0;
+}
+
 int __kernel_text_address(unsigned long addr)
 {
 	if (core_kernel_text(addr))