--- a/Makefile
+++ b/Makefile
-@@ -409,6 +409,11 @@ KBUILD_AFLAGS_MODULE := -DMODULE
- KBUILD_CFLAGS_MODULE := -DMODULE
- KBUILD_LDFLAGS_MODULE = -T $(srctree)/scripts/module-common.lds $(if $(CONFIG_PROFILING),,-s)
+@@ -402,6 +402,11 @@ KBUILD_LDFLAGS_MODULE = -T $(srctree)/sc
+ GCC_PLUGINS_CFLAGS :=
+ CLANG_FLAGS :=
+ifdef CONFIG_LD_DEAD_CODE_DATA_ELIMINATION
+KBUILD_CFLAGS_KERNEL += $(call cc-option,-ffunction-sections,)
# Read KERNELRELEASE from include/config/kernel.release (if it exists)
KERNELRELEASE = $(shell cat include/config/kernel.release 2> /dev/null)
KERNELVERSION = $(VERSION)$(if $(PATCHLEVEL),.$(PATCHLEVEL)$(if $(SUBLEVEL),.$(SUBLEVEL)))$(EXTRAVERSION)
-@@ -633,11 +638,6 @@ KBUILD_CFLAGS += $(call cc-disable-warni
- KBUILD_CFLAGS += $(call cc-disable-warning, format-overflow)
- KBUILD_CFLAGS += $(call cc-disable-warning, int-in-bool-context)
+@@ -652,11 +657,6 @@ KBUILD_CFLAGS += $(call cc-disable-warni
+ KBUILD_CFLAGS += $(call cc-disable-warning, address-of-packed-member)
+ KBUILD_CFLAGS += $(call cc-disable-warning, attribute-alias)
-ifdef CONFIG_LD_DEAD_CODE_DATA_ELIMINATION
-KBUILD_CFLAGS += $(call cc-option,-ffunction-sections,)
.init.data : {
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
-@@ -55,6 +55,7 @@ config MIPS
+@@ -56,6 +56,7 @@ config MIPS
select CLONE_BACKWARDS
select HAVE_DEBUG_STACKOVERFLOW
select HAVE_CC_STACKPROTECTOR
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
-@@ -114,7 +114,7 @@
+@@ -105,7 +105,7 @@
+ #ifdef CONFIG_FTRACE_MCOUNT_RECORD
+ #define MCOUNT_REC() . = ALIGN(8); \
+ VMLINUX_SYMBOL(__start_mcount_loc) = .; \
+- *(__mcount_loc) \
++ KEEP(*(__mcount_loc)) \
+ VMLINUX_SYMBOL(__stop_mcount_loc) = .;
+ #else
+ #define MCOUNT_REC()
+@@ -113,7 +113,7 @@
+
+ #ifdef CONFIG_TRACE_BRANCH_PROFILING
+ #define LIKELY_PROFILE() VMLINUX_SYMBOL(__start_annotated_branch_profile) = .; \
+- *(_ftrace_annotated_branch) \
++ KEEP(*(_ftrace_annotated_branch)) \
+ VMLINUX_SYMBOL(__stop_annotated_branch_profile) = .;
+ #else
+ #define LIKELY_PROFILE()
+@@ -121,7 +121,7 @@
+
+ #ifdef CONFIG_PROFILE_ALL_BRANCHES
+ #define BRANCH_PROFILE() VMLINUX_SYMBOL(__start_branch_profile) = .; \
+- *(_ftrace_branch) \
++ KEEP(*(_ftrace_branch)) \
+ VMLINUX_SYMBOL(__stop_branch_profile) = .;
+ #else
+ #define BRANCH_PROFILE()
+@@ -130,7 +130,7 @@
#ifdef CONFIG_KPROBES
#define KPROBE_BLACKLIST() . = ALIGN(8); \
VMLINUX_SYMBOL(__start_kprobe_blacklist) = .; \
VMLINUX_SYMBOL(__stop_kprobe_blacklist) = .;
#else
#define KPROBE_BLACKLIST()
-@@ -123,10 +123,10 @@
+@@ -139,10 +139,10 @@
#ifdef CONFIG_EVENT_TRACING
#define FTRACE_EVENTS() . = ALIGN(8); \
VMLINUX_SYMBOL(__start_ftrace_events) = .; \
VMLINUX_SYMBOL(__stop_ftrace_enum_maps) = .;
#else
#define FTRACE_EVENTS()
-@@ -147,7 +147,7 @@
+@@ -163,7 +163,7 @@
#ifdef CONFIG_FTRACE_SYSCALLS
#define TRACE_SYSCALLS() . = ALIGN(8); \
VMLINUX_SYMBOL(__start_syscalls_metadata) = .; \
VMLINUX_SYMBOL(__stop_syscalls_metadata) = .;
#else
#define TRACE_SYSCALLS()
-@@ -156,7 +156,7 @@
+@@ -172,7 +172,7 @@
#ifdef CONFIG_SERIAL_EARLYCON
- #define EARLYCON_TABLE() STRUCT_ALIGN(); \
+ #define EARLYCON_TABLE() . = ALIGN(8); \
VMLINUX_SYMBOL(__earlycon_table) = .; \
- *(__earlycon_table) \
+ KEEP(*(__earlycon_table)) \
VMLINUX_SYMBOL(__earlycon_table_end) = .;
#else
#define EARLYCON_TABLE()
-@@ -169,8 +169,8 @@
+@@ -185,8 +185,8 @@
#define _OF_TABLE_1(name) \
. = ALIGN(8); \
VMLINUX_SYMBOL(__##name##_of_table) = .; \
#define CLKSRC_OF_TABLES() OF_TABLE(CONFIG_CLKSRC_OF, clksrc)
#define IRQCHIP_OF_MATCH_TABLE() OF_TABLE(CONFIG_IRQCHIP, irqchip)
-@@ -193,7 +193,7 @@
+@@ -209,7 +209,7 @@
#define KERNEL_DTB() \
STRUCT_ALIGN(); \
VMLINUX_SYMBOL(__dtb_start) = .; \
VMLINUX_SYMBOL(__dtb_end) = .;
/*
-@@ -214,16 +214,17 @@
+@@ -227,16 +227,17 @@
/* implement dynamic printk debug */ \
. = ALIGN(8); \
VMLINUX_SYMBOL(__start___jump_table) = .; \
/*
* Data section helpers
-@@ -291,35 +292,35 @@
+@@ -304,35 +305,35 @@
/* PCI quirks */ \
.pci_fixup : AT(ADDR(.pci_fixup) - LOAD_OFFSET) { \
VMLINUX_SYMBOL(__start_pci_fixups_early) = .; \
VMLINUX_SYMBOL(__end_builtin_fw) = .; \
} \
\
-@@ -397,7 +398,7 @@
+@@ -410,7 +411,7 @@
\
/* Kernel symbol table: strings */ \
__ksymtab_strings : AT(ADDR(__ksymtab_strings) - LOAD_OFFSET) { \
} \
\
/* __*init sections */ \
-@@ -410,14 +411,14 @@
+@@ -423,14 +424,14 @@
/* Built-in module parameters. */ \
__param : AT(ADDR(__param) - LOAD_OFFSET) { \
VMLINUX_SYMBOL(__start___param) = .; \
VMLINUX_SYMBOL(__stop___modver) = .; \
. = ALIGN((align)); \
VMLINUX_SYMBOL(__end_rodata) = .; \
-@@ -482,7 +483,7 @@
+@@ -496,7 +497,7 @@
#define ENTRY_TEXT \
ALIGN_FUNCTION(); \
VMLINUX_SYMBOL(__entry_text_start) = .; \
VMLINUX_SYMBOL(__entry_text_end) = .;
#if defined(CONFIG_FUNCTION_GRAPH_TRACER) || defined(CONFIG_KASAN)
-@@ -520,7 +521,7 @@
+@@ -534,7 +535,7 @@
. = ALIGN(align); \
__ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) { \
VMLINUX_SYMBOL(__start___ex_table) = .; \
VMLINUX_SYMBOL(__stop___ex_table) = .; \
}
-@@ -536,9 +537,9 @@
+@@ -550,9 +551,9 @@
#ifdef CONFIG_CONSTRUCTORS
#define KERNEL_CTORS() . = ALIGN(8); \
VMLINUX_SYMBOL(__ctors_start) = .; \
VMLINUX_SYMBOL(__ctors_end) = .;
#else
#define KERNEL_CTORS()
-@@ -595,7 +596,7 @@
+@@ -609,7 +610,7 @@
#define SBSS(sbss_align) \
. = ALIGN(sbss_align); \
.sbss : AT(ADDR(.sbss) - LOAD_OFFSET) { \
*(.scommon) \
}
-@@ -662,7 +663,7 @@
+@@ -676,7 +677,7 @@
. = ALIGN(8); \
__bug_table : AT(ADDR(__bug_table) - LOAD_OFFSET) { \
VMLINUX_SYMBOL(__start___bug_table) = .; \
VMLINUX_SYMBOL(__stop___bug_table) = .; \
}
#else
-@@ -674,7 +675,7 @@
+@@ -688,7 +689,7 @@
. = ALIGN(4); \
.tracedata : AT(ADDR(.tracedata) - LOAD_OFFSET) { \
VMLINUX_SYMBOL(__tracedata_start) = .; \
VMLINUX_SYMBOL(__tracedata_end) = .; \
}
#else
-@@ -691,7 +692,7 @@
+@@ -705,7 +706,7 @@
#define INIT_SETUP(initsetup_align) \
. = ALIGN(initsetup_align); \
VMLINUX_SYMBOL(__setup_start) = .; \
projects / openwrt / openwrt.git / blobdiff