kernel: add missing KEEP() statements for gc-sections patch in 3.18

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43405 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/generic/patches-3.18/220-gc_sections.patch b/target/linux/generic/patches-3.18/220-gc_sections.patch
index 105d1e7..db6dc18 100644 (file)
--- a/target/linux/generic/patches-3.18/220-gc_sections.patch
+++ b/target/linux/generic/patches-3.18/220-gc_sections.patch
@@ -77,6 +77,15 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
                                VMLINUX_SYMBOL(__stop_branch_profile) = .;
  #else
  #define BRANCH_PROFILE()
+@@ -114,7 +114,7 @@
+ #ifdef CONFIG_KPROBES
+ #define KPROBE_BLACKLIST()    . = ALIGN(8);                                 \
+                               VMLINUX_SYMBOL(__start_kprobe_blacklist) = .; \
+-                              *(_kprobe_blacklist)                          \
++                              KEEP(*(_kprobe_blacklist))                    \
+                               VMLINUX_SYMBOL(__stop_kprobe_blacklist) = .;
+ #else
+ #define KPROBE_BLACKLIST()
 @@ -123,7 +123,7 @@
  #ifdef CONFIG_EVENT_TRACING
  #define FTRACE_EVENTS()       . = ALIGN(8);                                   \
@@ -328,6 +337,15 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
                *(COMMON)                                               \
        }
  
+@@ -592,7 +593,7 @@
+       . = ALIGN(8);                                                   \
+       __bug_table : AT(ADDR(__bug_table) - LOAD_OFFSET) {             \
+               VMLINUX_SYMBOL(__start___bug_table) = .;                \
+-              *(__bug_table)                                          \
++              KEEP(*(__bug_table))                                    \
+               VMLINUX_SYMBOL(__stop___bug_table) = .;                 \
+       }
+ #else
 @@ -604,7 +605,7 @@
        . = ALIGN(4);                                                   \
        .tracedata : AT(ADDR(.tracedata) - LOAD_OFFSET) {               \