X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=blobdiff_plain;f=target%2Flinux%2Fgeneric%2Fhack-4.9%2F220-gc_sections.patch;h=e795d666dfbf0dc678bd0e2c5ef28393f171f757;hp=d6f7da0e72e559f4d42874a6e722b46108d19e84;hb=349714a4912be971a4bf42147a0779b254cc16ba;hpb=74d00a8c3849c1340efd713eb94b786e304c201f diff --git a/target/linux/generic/hack-4.9/220-gc_sections.patch b/target/linux/generic/hack-4.9/220-gc_sections.patch index d6f7da0e72..e795d666df 100644 --- a/target/linux/generic/hack-4.9/220-gc_sections.patch +++ b/target/linux/generic/hack-4.9/220-gc_sections.patch @@ -19,13 +19,11 @@ Signed-off-by: Gabor Juhos include/asm-generic/vmlinux.lds.h | 63 ++++++++++++++++++++------------------- 7 files changed, 55 insertions(+), 51 deletions(-) -diff --git a/Makefile b/Makefile -index 42435dfa5fc3..66cdf6a59b53 100644 --- a/Makefile +++ b/Makefile -@@ -410,6 +410,11 @@ 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,) @@ -35,9 +33,9 @@ index 42435dfa5fc3..66cdf6a59b53 100644 # 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)))$(EXTRAVERSION) -@@ -631,11 +636,6 @@ include arch/$(SRCARCH)/Makefile - KBUILD_CFLAGS += $(call cc-option,-fno-delete-null-pointer-checks,) - KBUILD_CFLAGS += $(call cc-disable-warning,frame-address,) +@@ -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,) @@ -47,8 +45,6 @@ index 42435dfa5fc3..66cdf6a59b53 100644 ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE KBUILD_CFLAGS += -Os $(call cc-disable-warning,maybe-uninitialized,) $(EXTRA_OPTIMIZATION) else -diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig -index b5d529fdffab..7f69418bf02c 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -81,6 +81,7 @@ config ARM @@ -59,8 +55,6 @@ index b5d529fdffab..7f69418bf02c 100644 select MODULES_USE_ELF_REL select NO_BOOTMEM select OF_EARLY_FLATTREE if OF -diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile -index d50430c40045..6bdeb009a46d 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -102,6 +102,7 @@ ifeq ($(CONFIG_FUNCTION_TRACER),y) @@ -71,8 +65,6 @@ index d50430c40045..6bdeb009a46d 100644 # -fstack-protector-strong triggers protection checks in this code, # but it is being used too early to link to meaningful stack_chk logic. -diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S -index f7f55df0bf7b..e9d70c92d99f 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -17,7 +17,7 @@ @@ -177,11 +169,9 @@ index f7f55df0bf7b..e9d70c92d99f 100644 __pv_table_end = .; } .init.data : { -diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig -index 3a97487b8b81..05e7bfeab2f9 100644 --- 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 @@ -189,8 +179,6 @@ index 3a97487b8b81..05e7bfeab2f9 100644 select CPU_PM if CPU_IDLE select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_BINFMT_ELF_STATE -diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S -index d5de67591735..de5f682b5597 100644 --- a/arch/mips/kernel/vmlinux.lds.S +++ b/arch/mips/kernel/vmlinux.lds.S @@ -71,7 +71,7 @@ SECTIONS @@ -211,11 +199,36 @@ index d5de67591735..de5f682b5597 100644 __mips_machines_end = .; } -diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h -index 31e1d639abed..83784d9492b1 100644 --- 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) = .; \ @@ -224,7 +237,7 @@ index 31e1d639abed..83784d9492b1 100644 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) = .; \ @@ -237,7 +250,7 @@ index 31e1d639abed..83784d9492b1 100644 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) = .; \ @@ -246,16 +259,16 @@ index 31e1d639abed..83784d9492b1 100644 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) = .; \ @@ -266,7 +279,7 @@ index 31e1d639abed..83784d9492b1 100644 #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) = .; \ @@ -275,7 +288,7 @@ index 31e1d639abed..83784d9492b1 100644 VMLINUX_SYMBOL(__dtb_end) = .; /* -@@ -214,16 +214,17 @@ +@@ -227,16 +227,17 @@ /* implement dynamic printk debug */ \ . = ALIGN(8); \ VMLINUX_SYMBOL(__start___jump_table) = .; \ @@ -296,7 +309,7 @@ index 31e1d639abed..83784d9492b1 100644 /* * 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) = .; \ @@ -341,7 +354,7 @@ index 31e1d639abed..83784d9492b1 100644 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) { \ @@ -350,7 +363,7 @@ index 31e1d639abed..83784d9492b1 100644 } \ \ /* __*init sections */ \ -@@ -410,14 +411,14 @@ +@@ -423,14 +424,14 @@ /* Built-in module parameters. */ \ __param : AT(ADDR(__param) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___param) = .; \ @@ -367,7 +380,7 @@ index 31e1d639abed..83784d9492b1 100644 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) = .; \ @@ -376,7 +389,7 @@ index 31e1d639abed..83784d9492b1 100644 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) = .; \ @@ -385,7 +398,7 @@ index 31e1d639abed..83784d9492b1 100644 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) = .; \ @@ -397,7 +410,7 @@ index 31e1d639abed..83784d9492b1 100644 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) { \ @@ -406,7 +419,7 @@ index 31e1d639abed..83784d9492b1 100644 *(.scommon) \ } -@@ -662,7 +663,7 @@ +@@ -676,7 +677,7 @@ . = ALIGN(8); \ __bug_table : AT(ADDR(__bug_table) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___bug_table) = .; \ @@ -415,7 +428,7 @@ index 31e1d639abed..83784d9492b1 100644 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) = .; \ @@ -424,7 +437,7 @@ index 31e1d639abed..83784d9492b1 100644 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) = .; \ @@ -433,6 +446,3 @@ index 31e1d639abed..83784d9492b1 100644 VMLINUX_SYMBOL(__setup_end) = .; #define INIT_CALLS_LEVEL(level) \ --- -2.11.0 -