@@ -3,10 +3,21 @@
* Archs are free to supply their own linker scripts. ld will
* combine them automatically.
*/
+#include <asm/page.h>
+
+#ifdef CONFIG_CFI_CLANG
+# define ALIGN_CFI ALIGN(PAGE_SIZE)
+# define SANITIZER_DISCARDS *(.eh_frame)
+#else
+# define ALIGN_CFI
+# define SANITIZER_DISCARDS
+#endif
+
SECTIONS {
/DISCARD/ : {
*(.discard)
*(.discard.*)
+ SANITIZER_DISCARDS
}
__ksymtab 0 : { *(SORT(___ksymtab+*)) }
@@ -40,7 +51,14 @@ SECTIONS {
*(.rodata..L*)
}
- .text : { *(.text .text.[0-9a-zA-Z_]*) }
+ /*
+ * With CONFIG_CFI_CLANG, we assume __cfi_check is at the beginning
+ * of the .text section, and is aligned to PAGE_SIZE.
+ */
+ .text : ALIGN_CFI {
+ *(.text.__cfi_check)
+ *(.text .text.[0-9a-zA-Z_]* .text..L.cfi*)
+ }
}
/* bring in arch-specific sections */