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authorAlex Shi <alex.shi@linaro.org>2017-03-24 11:27:40 +0800
committerAlex Shi <alex.shi@linaro.org>2017-03-24 11:27:40 +0800
commit6cfa28eca52e58f4ee4b007babe03cd7d61ebad3 (patch)
tree5b70c1b569081b68379090393e2815a00b593289 /include/asm-generic
parent11d2c48e817d331a87efc4d45bdf510351198628 (diff)
parenta34cb2390f7f28f4a44568cccbc2c65a9bdff721 (diff)
Merge branch 'v4.4/topic/ro-vdso' into linux-linaro-lsk-v4.4
Diffstat (limited to 'include/asm-generic')
-rw-r--r--include/asm-generic/vmlinux.lds.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 71581125e604..a65eedc15e93 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -249,6 +249,14 @@
*(.data..init_task)
/*
+ * Allow architectures to handle ro_after_init data on their
+ * own by defining an empty RO_AFTER_INIT_DATA.
+ */
+#ifndef RO_AFTER_INIT_DATA
+#define RO_AFTER_INIT_DATA *(.data..ro_after_init)
+#endif
+
+/*
* Read only Data
*/
#define RO_DATA_SECTION(align) \
@@ -256,7 +264,7 @@
.rodata : AT(ADDR(.rodata) - LOAD_OFFSET) { \
VMLINUX_SYMBOL(__start_rodata) = .; \
*(.rodata) *(.rodata.*) \
- *(.data..ro_after_init) /* Read only after init */ \
+ RO_AFTER_INIT_DATA /* Read only after init */ \
*(__vermagic) /* Kernel version magic */ \
. = ALIGN(8); \
VMLINUX_SYMBOL(__start___tracepoints_ptrs) = .; \