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-rw-r--r--kernel/extable.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/extable.c b/kernel/extable.c
index c2d625fcda77..5339705b8241 100644
--- a/kernel/extable.c
+++ b/kernel/extable.c
@@ -72,6 +72,16 @@ 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 &&