diff options
author | Felix Fietkau <nbd@openwrt.org> | 2016-03-07 17:56:58 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2016-03-07 17:56:58 +0000 |
commit | 46c7d0d1ab610701b91ac9ba465e63f51e80ee06 (patch) | |
tree | ac61f4ccb56d99a7cf65fc19840cc4c906ce65f3 /target/linux/generic/patches-4.3/220-gc_sections.patch | |
parent | 3abf5ce6564e24a388b86caf1a00f91f4262b312 (diff) | |
download | mtk-20170518-46c7d0d1ab610701b91ac9ba465e63f51e80ee06.zip mtk-20170518-46c7d0d1ab610701b91ac9ba465e63f51e80ee06.tar.gz mtk-20170518-46c7d0d1ab610701b91ac9ba465e63f51e80ee06.tar.bz2 |
kernel: remove linux 4.3 support
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 48955
Diffstat (limited to 'target/linux/generic/patches-4.3/220-gc_sections.patch')
-rw-r--r-- | target/linux/generic/patches-4.3/220-gc_sections.patch | 536 |
1 files changed, 0 insertions, 536 deletions
diff --git a/target/linux/generic/patches-4.3/220-gc_sections.patch b/target/linux/generic/patches-4.3/220-gc_sections.patch deleted file mode 100644 index 8eabe5f..0000000 --- a/target/linux/generic/patches-4.3/220-gc_sections.patch +++ /dev/null @@ -1,536 +0,0 @@ -From: Felix Fietkau <nbd@openwrt.org> - -use -ffunction-sections, -fdata-sections and --gc-sections - -In combination with kernel symbol export stripping this significantly reduces -the kernel image size. Used on both ARM and MIPS architectures. - -Signed-off-by: Felix Fietkau <nbd@openwrt.org> -Signed-off-by: Jonas Gorski <jogo@openwrt.org> -Signed-off-by: Gabor Juhos <juhosg@openwrt.org> ---- - ---- a/arch/mips/Makefile -+++ b/arch/mips/Makefile -@@ -89,10 +89,14 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin - # - cflags-y += -G 0 -mno-abicalls -fno-pic -pipe - cflags-y += -msoft-float --LDFLAGS_vmlinux += -G 0 -static -n -nostdlib -+LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections - KBUILD_AFLAGS_MODULE += -mlong-calls - KBUILD_CFLAGS_MODULE += -mlong-calls - -+ifndef CONFIG_FUNCTION_TRACER -+KBUILD_CFLAGS_KERNEL += -ffunction-sections -fdata-sections -+endif -+ - # - # pass -msoft-float to GAS if it supports it. However on newer binutils - # (specifically newer than 2.24.51.20140728) we then also need to explicitly ---- a/arch/mips/kernel/vmlinux.lds.S -+++ b/arch/mips/kernel/vmlinux.lds.S -@@ -67,7 +67,7 @@ SECTIONS - /* Exception table for data bus errors */ - __dbe_table : { - __start___dbe_table = .; -- *(__dbe_table) -+ KEEP(*(__dbe_table)) - __stop___dbe_table = .; - } - -@@ -112,7 +112,7 @@ SECTIONS - . = ALIGN(4); - .mips.machines.init : AT(ADDR(.mips.machines.init) - LOAD_OFFSET) { - __mips_machines_start = .; -- *(.mips.machines.init) -+ KEEP(*(.mips.machines.init)) - __mips_machines_end = .; - } - ---- a/include/asm-generic/vmlinux.lds.h -+++ b/include/asm-generic/vmlinux.lds.h -@@ -89,7 +89,7 @@ - #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() -@@ -97,7 +97,7 @@ - - #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() -@@ -105,7 +105,7 @@ - - #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() -@@ -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() -@@ -123,10 +123,10 @@ - #ifdef CONFIG_EVENT_TRACING - #define FTRACE_EVENTS() . = ALIGN(8); \ - VMLINUX_SYMBOL(__start_ftrace_events) = .; \ -- *(_ftrace_events) \ -+ KEEP(*(_ftrace_events)) \ - VMLINUX_SYMBOL(__stop_ftrace_events) = .; \ - VMLINUX_SYMBOL(__start_ftrace_enum_maps) = .; \ -- *(_ftrace_enum_map) \ -+ KEEP(*(_ftrace_enum_map)) \ - VMLINUX_SYMBOL(__stop_ftrace_enum_maps) = .; - #else - #define FTRACE_EVENTS() -@@ -134,7 +134,7 @@ - - #ifdef CONFIG_TRACING - #define TRACE_PRINTKS() VMLINUX_SYMBOL(__start___trace_bprintk_fmt) = .; \ -- *(__trace_printk_fmt) /* Trace_printk fmt' pointer */ \ -+ KEEP(*(__trace_printk_fmt)) /* Trace_printk fmt' pointer */ \ - VMLINUX_SYMBOL(__stop___trace_bprintk_fmt) = .; - #define TRACEPOINT_STR() VMLINUX_SYMBOL(__start___tracepoint_str) = .; \ - *(__tracepoint_str) /* Trace_printk fmt' pointer */ \ -@@ -147,7 +147,7 @@ - #ifdef CONFIG_FTRACE_SYSCALLS - #define TRACE_SYSCALLS() . = ALIGN(8); \ - VMLINUX_SYMBOL(__start_syscalls_metadata) = .; \ -- *(__syscalls_metadata) \ -+ KEEP(*(__syscalls_metadata)) \ - VMLINUX_SYMBOL(__stop_syscalls_metadata) = .; - #else - #define TRACE_SYSCALLS() -@@ -169,8 +169,8 @@ - #define _OF_TABLE_1(name) \ - . = ALIGN(8); \ - VMLINUX_SYMBOL(__##name##_of_table) = .; \ -- *(__##name##_of_table) \ -- *(__##name##_of_table_end) -+ KEEP(*(__##name##_of_table)) \ -+ KEEP(*(__##name##_of_table_end)) - - #define CLKSRC_OF_TABLES() OF_TABLE(CONFIG_CLKSRC_OF, clksrc) - #define IRQCHIP_OF_MATCH_TABLE() OF_TABLE(CONFIG_IRQCHIP, irqchip) -@@ -184,7 +184,7 @@ - #define KERNEL_DTB() \ - STRUCT_ALIGN(); \ - VMLINUX_SYMBOL(__dtb_start) = .; \ -- *(.dtb.init.rodata) \ -+ KEEP(*(.dtb.init.rodata)) \ - VMLINUX_SYMBOL(__dtb_end) = .; - - /* .data section */ -@@ -200,16 +200,17 @@ - /* implement dynamic printk debug */ \ - . = ALIGN(8); \ - VMLINUX_SYMBOL(__start___jump_table) = .; \ -- *(__jump_table) \ -+ KEEP(*(__jump_table)) \ - VMLINUX_SYMBOL(__stop___jump_table) = .; \ - . = ALIGN(8); \ - VMLINUX_SYMBOL(__start___verbose) = .; \ -- *(__verbose) \ -+ KEEP(*(__verbose)) \ - VMLINUX_SYMBOL(__stop___verbose) = .; \ - LIKELY_PROFILE() \ - BRANCH_PROFILE() \ - TRACE_PRINTKS() \ -- TRACEPOINT_STR() -+ TRACEPOINT_STR() \ -+ *(.data.[a-zA-Z_]*) - - /* - * Data section helpers -@@ -263,35 +264,35 @@ - /* PCI quirks */ \ - .pci_fixup : AT(ADDR(.pci_fixup) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start_pci_fixups_early) = .; \ -- *(.pci_fixup_early) \ -+ KEEP(*(.pci_fixup_early)) \ - VMLINUX_SYMBOL(__end_pci_fixups_early) = .; \ - VMLINUX_SYMBOL(__start_pci_fixups_header) = .; \ -- *(.pci_fixup_header) \ -+ KEEP(*(.pci_fixup_header)) \ - VMLINUX_SYMBOL(__end_pci_fixups_header) = .; \ - VMLINUX_SYMBOL(__start_pci_fixups_final) = .; \ -- *(.pci_fixup_final) \ -+ KEEP(*(.pci_fixup_final)) \ - VMLINUX_SYMBOL(__end_pci_fixups_final) = .; \ - VMLINUX_SYMBOL(__start_pci_fixups_enable) = .; \ -- *(.pci_fixup_enable) \ -+ KEEP(*(.pci_fixup_enable)) \ - VMLINUX_SYMBOL(__end_pci_fixups_enable) = .; \ - VMLINUX_SYMBOL(__start_pci_fixups_resume) = .; \ -- *(.pci_fixup_resume) \ -+ KEEP(*(.pci_fixup_resume)) \ - VMLINUX_SYMBOL(__end_pci_fixups_resume) = .; \ - VMLINUX_SYMBOL(__start_pci_fixups_resume_early) = .; \ -- *(.pci_fixup_resume_early) \ -+ KEEP(*(.pci_fixup_resume_early)) \ - VMLINUX_SYMBOL(__end_pci_fixups_resume_early) = .; \ - VMLINUX_SYMBOL(__start_pci_fixups_suspend) = .; \ -- *(.pci_fixup_suspend) \ -+ KEEP(*(.pci_fixup_suspend)) \ - VMLINUX_SYMBOL(__end_pci_fixups_suspend) = .; \ - VMLINUX_SYMBOL(__start_pci_fixups_suspend_late) = .; \ -- *(.pci_fixup_suspend_late) \ -+ KEEP(*(.pci_fixup_suspend_late)) \ - VMLINUX_SYMBOL(__end_pci_fixups_suspend_late) = .; \ - } \ - \ - /* Built-in firmware blobs */ \ - .builtin_fw : AT(ADDR(.builtin_fw) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start_builtin_fw) = .; \ -- *(.builtin_fw) \ -+ KEEP(*(.builtin_fw)) \ - VMLINUX_SYMBOL(__end_builtin_fw) = .; \ - } \ - \ -@@ -300,49 +301,49 @@ - /* Kernel symbol table: Normal symbols */ \ - __ksymtab : AT(ADDR(__ksymtab) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___ksymtab) = .; \ -- *(SORT(___ksymtab+*)) \ -+ KEEP(*(SORT(___ksymtab+*))) \ - VMLINUX_SYMBOL(__stop___ksymtab) = .; \ - } \ - \ - /* Kernel symbol table: GPL-only symbols */ \ - __ksymtab_gpl : AT(ADDR(__ksymtab_gpl) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___ksymtab_gpl) = .; \ -- *(SORT(___ksymtab_gpl+*)) \ -+ KEEP(*(SORT(___ksymtab_gpl+*))) \ - VMLINUX_SYMBOL(__stop___ksymtab_gpl) = .; \ - } \ - \ - /* Kernel symbol table: Normal unused symbols */ \ - __ksymtab_unused : AT(ADDR(__ksymtab_unused) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___ksymtab_unused) = .; \ -- *(SORT(___ksymtab_unused+*)) \ -+ KEEP(*(SORT(___ksymtab_unused+*))) \ - VMLINUX_SYMBOL(__stop___ksymtab_unused) = .; \ - } \ - \ - /* Kernel symbol table: GPL-only unused symbols */ \ - __ksymtab_unused_gpl : AT(ADDR(__ksymtab_unused_gpl) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___ksymtab_unused_gpl) = .; \ -- *(SORT(___ksymtab_unused_gpl+*)) \ -+ KEEP(*(SORT(___ksymtab_unused_gpl+*))) \ - VMLINUX_SYMBOL(__stop___ksymtab_unused_gpl) = .; \ - } \ - \ - /* Kernel symbol table: GPL-future-only symbols */ \ - __ksymtab_gpl_future : AT(ADDR(__ksymtab_gpl_future) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___ksymtab_gpl_future) = .; \ -- *(SORT(___ksymtab_gpl_future+*)) \ -+ KEEP(*(SORT(___ksymtab_gpl_future+*))) \ - VMLINUX_SYMBOL(__stop___ksymtab_gpl_future) = .; \ - } \ - \ - /* Kernel symbol table: Normal symbols */ \ - __kcrctab : AT(ADDR(__kcrctab) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___kcrctab) = .; \ -- *(SORT(___kcrctab+*)) \ -+ KEEP(*(SORT(___kcrctab+*))) \ - VMLINUX_SYMBOL(__stop___kcrctab) = .; \ - } \ - \ - /* Kernel symbol table: GPL-only symbols */ \ - __kcrctab_gpl : AT(ADDR(__kcrctab_gpl) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___kcrctab_gpl) = .; \ -- *(SORT(___kcrctab_gpl+*)) \ -+ KEEP(*(SORT(___kcrctab_gpl+*))) \ - VMLINUX_SYMBOL(__stop___kcrctab_gpl) = .; \ - } \ - \ -@@ -356,14 +357,14 @@ - /* Kernel symbol table: GPL-only unused symbols */ \ - __kcrctab_unused_gpl : AT(ADDR(__kcrctab_unused_gpl) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___kcrctab_unused_gpl) = .; \ -- *(SORT(___kcrctab_unused_gpl+*)) \ -+ KEEP(*(SORT(___kcrctab_unused_gpl+*))) \ - VMLINUX_SYMBOL(__stop___kcrctab_unused_gpl) = .; \ - } \ - \ - /* Kernel symbol table: GPL-future-only symbols */ \ - __kcrctab_gpl_future : AT(ADDR(__kcrctab_gpl_future) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___kcrctab_gpl_future) = .; \ -- *(SORT(___kcrctab_gpl_future+*)) \ -+ KEEP(*(SORT(___kcrctab_gpl_future+*))) \ - VMLINUX_SYMBOL(__stop___kcrctab_gpl_future) = .; \ - } \ - \ -@@ -382,14 +383,14 @@ - /* Built-in module parameters. */ \ - __param : AT(ADDR(__param) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___param) = .; \ -- *(__param) \ -+ KEEP(*(__param)) \ - VMLINUX_SYMBOL(__stop___param) = .; \ - } \ - \ - /* Built-in module versions. */ \ - __modver : AT(ADDR(__modver) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___modver) = .; \ -- *(__modver) \ -+ KEEP(*(__modver)) \ - VMLINUX_SYMBOL(__stop___modver) = .; \ - . = ALIGN((align)); \ - VMLINUX_SYMBOL(__end_rodata) = .; \ -@@ -443,7 +444,7 @@ - #define ENTRY_TEXT \ - ALIGN_FUNCTION(); \ - VMLINUX_SYMBOL(__entry_text_start) = .; \ -- *(.entry.text) \ -+ KEEP(*(.entry.text)) \ - VMLINUX_SYMBOL(__entry_text_end) = .; - - #ifdef CONFIG_FUNCTION_GRAPH_TRACER -@@ -471,7 +472,7 @@ - . = ALIGN(align); \ - __ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___ex_table) = .; \ -- *(__ex_table) \ -+ KEEP(*(__ex_table)) \ - VMLINUX_SYMBOL(__stop___ex_table) = .; \ - } - -@@ -487,9 +488,9 @@ - #ifdef CONFIG_CONSTRUCTORS - #define KERNEL_CTORS() . = ALIGN(8); \ - VMLINUX_SYMBOL(__ctors_start) = .; \ -- *(.ctors) \ -+ KEEP(*(.ctors)) \ - *(SORT(.init_array.*)) \ -- *(.init_array) \ -+ KEEP(*(.init_array)) \ - VMLINUX_SYMBOL(__ctors_end) = .; - #else - #define KERNEL_CTORS() -@@ -540,7 +541,7 @@ - #define SBSS(sbss_align) \ - . = ALIGN(sbss_align); \ - .sbss : AT(ADDR(.sbss) - LOAD_OFFSET) { \ -- *(.sbss) \ -+ *(.sbss .sbss.*) \ - *(.scommon) \ - } - -@@ -558,7 +559,7 @@ - BSS_FIRST_SECTIONS \ - *(.bss..page_aligned) \ - *(.dynbss) \ -- *(.bss) \ -+ *(.bss .bss.*) \ - *(COMMON) \ - } - -@@ -607,7 +608,7 @@ - . = 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 -@@ -619,7 +620,7 @@ - . = ALIGN(4); \ - .tracedata : AT(ADDR(.tracedata) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__tracedata_start) = .; \ -- *(.tracedata) \ -+ KEEP(*(.tracedata)) \ - VMLINUX_SYMBOL(__tracedata_end) = .; \ - } - #else -@@ -636,17 +637,17 @@ - #define INIT_SETUP(initsetup_align) \ - . = ALIGN(initsetup_align); \ - VMLINUX_SYMBOL(__setup_start) = .; \ -- *(.init.setup) \ -+ KEEP(*(.init.setup)) \ - VMLINUX_SYMBOL(__setup_end) = .; - - #define INIT_CALLS_LEVEL(level) \ - VMLINUX_SYMBOL(__initcall##level##_start) = .; \ -- *(.initcall##level##.init) \ -- *(.initcall##level##s.init) \ -+ KEEP(*(.initcall##level##.init)) \ -+ KEEP(*(.initcall##level##s.init)) \ - - #define INIT_CALLS \ - VMLINUX_SYMBOL(__initcall_start) = .; \ -- *(.initcallearly.init) \ -+ KEEP(*(.initcallearly.init)) \ - INIT_CALLS_LEVEL(0) \ - INIT_CALLS_LEVEL(1) \ - INIT_CALLS_LEVEL(2) \ -@@ -660,21 +661,21 @@ - - #define CON_INITCALL \ - VMLINUX_SYMBOL(__con_initcall_start) = .; \ -- *(.con_initcall.init) \ -+ KEEP(*(.con_initcall.init)) \ - VMLINUX_SYMBOL(__con_initcall_end) = .; - - #define SECURITY_INITCALL \ - VMLINUX_SYMBOL(__security_initcall_start) = .; \ -- *(.security_initcall.init) \ -+ KEEP(*(.security_initcall.init)) \ - VMLINUX_SYMBOL(__security_initcall_end) = .; - - #ifdef CONFIG_BLK_DEV_INITRD - #define INIT_RAM_FS \ - . = ALIGN(4); \ - VMLINUX_SYMBOL(__initramfs_start) = .; \ -- *(.init.ramfs) \ -+ KEEP(*(.init.ramfs)) \ - . = ALIGN(8); \ -- *(.init.ramfs.info) -+ KEEP(*(.init.ramfs.info)) - #else - #define INIT_RAM_FS - #endif ---- a/arch/arm/Makefile -+++ b/arch/arm/Makefile -@@ -22,11 +22,16 @@ endif - ifeq ($(CONFIG_ARM_MODULE_PLTS),y) - LDFLAGS_MODULE += -T $(srctree)/arch/arm/kernel/module.lds - endif -+LDFLAGS_vmlinux += --gc-sections - - OBJCOPYFLAGS :=-O binary -R .comment -S - GZFLAGS :=-9 - #KBUILD_CFLAGS +=-pipe - -+ifndef CONFIG_FUNCTION_TRACER -+KBUILD_CFLAGS_KERNEL += -ffunction-sections -fdata-sections -+endif -+ - # Never generate .eh_frame - KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm) - ---- a/arch/arm/kernel/vmlinux.lds.S -+++ b/arch/arm/kernel/vmlinux.lds.S -@@ -15,13 +15,13 @@ - #define PROC_INFO \ - . = ALIGN(4); \ - VMLINUX_SYMBOL(__proc_info_begin) = .; \ -- *(.proc.info.init) \ -+ KEEP(*(.proc.info.init)) \ - VMLINUX_SYMBOL(__proc_info_end) = .; - - #define IDMAP_TEXT \ - ALIGN_FUNCTION(); \ - VMLINUX_SYMBOL(__idmap_text_start) = .; \ -- *(.idmap.text) \ -+ KEEP(*(.idmap.text)) \ - VMLINUX_SYMBOL(__idmap_text_end) = .; \ - . = ALIGN(PAGE_SIZE); \ - VMLINUX_SYMBOL(__hyp_idmap_text_start) = .; \ -@@ -102,7 +102,7 @@ SECTIONS - _stext = .; /* Text and read-only data */ - IDMAP_TEXT - __exception_text_start = .; -- *(.exception.text) -+ KEEP(*(.exception.text)) - __exception_text_end = .; - IRQENTRY_TEXT - TEXT_TEXT -@@ -126,7 +126,7 @@ SECTIONS - __ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) { - __start___ex_table = .; - #ifdef CONFIG_MMU -- *(__ex_table) -+ KEEP(*(__ex_table)) - #endif - __stop___ex_table = .; - } -@@ -138,12 +138,12 @@ SECTIONS - . = ALIGN(8); - .ARM.unwind_idx : { - __start_unwind_idx = .; -- *(.ARM.exidx*) -+ KEEP(*(.ARM.exidx*)) - __stop_unwind_idx = .; - } - .ARM.unwind_tab : { - __start_unwind_tab = .; -- *(.ARM.extab*) -+ KEEP(*(.ARM.extab*)) - __stop_unwind_tab = .; - } - #endif -@@ -166,14 +166,14 @@ SECTIONS - */ - __vectors_start = .; - .vectors 0 : AT(__vectors_start) { -- *(.vectors) -+ KEEP(*(.vectors)) - } - . = __vectors_start + SIZEOF(.vectors); - __vectors_end = .; - - __stubs_start = .; - .stubs 0x1000 : AT(__stubs_start) { -- *(.stubs) -+ KEEP(*(.stubs)) - } - . = __stubs_start + SIZEOF(.stubs); - __stubs_end = .; -@@ -187,24 +187,24 @@ SECTIONS - } - .init.arch.info : { - __arch_info_begin = .; -- *(.arch.info.init) -+ KEEP(*(.arch.info.init)) - __arch_info_end = .; - } - .init.tagtable : { - __tagtable_begin = .; -- *(.taglist.init) -+ KEEP(*(.taglist.init)) - __tagtable_end = .; - } - #ifdef CONFIG_SMP_ON_UP - .init.smpalt : { - __smpalt_begin = .; -- *(.alt.smp.init) -+ KEEP(*(.alt.smp.init)) - __smpalt_end = .; - } - #endif - .init.pv_table : { - __pv_table_begin = .; -- *(.pv_table) -+ KEEP(*(.pv_table)) - __pv_table_end = .; - } - .init.data : { ---- a/arch/arm/boot/compressed/Makefile -+++ b/arch/arm/boot/compressed/Makefile -@@ -105,6 +105,7 @@ ifeq ($(CONFIG_FUNCTION_TRACER),y) - ORIG_CFLAGS := $(KBUILD_CFLAGS) - KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) - endif -+KBUILD_CFLAGS_KERNEL := $(patsubst -f%-sections,,$(KBUILD_CFLAGS_KERNEL)) - - ccflags-y := -fpic -mno-single-pic-base -fno-builtin -I$(obj) - asflags-y := -DZIMAGE |