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kernel: revert section sorting change from r41951

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It currently does not seem to make a difference anymore, except by
increasing compressed kernel image size

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 45385
This commit is contained in:
Felix Fietkau 2015-04-11 21:21:03 +00:00
parent 2de97cbfea
commit 1a797043e5
6 changed files with 10 additions and 10 deletions
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6
target/linux/generic/patches-3.18/220-gc_sections.patch
View file

@ -1,6 +1,6 @@
From: Felix Fietkau <nbd@openwrt.org> From: Felix Fietkau <nbd@openwrt.org>
use -ffunction-sections, -fdata-sections and --gc-sections --sort-section=name use -ffunction-sections, -fdata-sections and --gc-sections
In combination with kernel symbol export stripping this significantly reduces In combination with kernel symbol export stripping this significantly reduces
the kernel image size. Used on both ARM and MIPS architectures. the kernel image size. Used on both ARM and MIPS architectures.
@ -17,7 +17,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib -LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
+LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name +LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
KBUILD_AFLAGS_MODULE += -mlong-calls KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls KBUILD_CFLAGS_MODULE += -mlong-calls
@ -409,7 +409,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
LDFLAGS_vmlinux += --be8 LDFLAGS_vmlinux += --be8
LDFLAGS_MODULE += --be8 LDFLAGS_MODULE += --be8
endif endif
+LDFLAGS_vmlinux += --gc-sections --sort-section=name +LDFLAGS_vmlinux += --gc-sections
OBJCOPYFLAGS :=-O binary -R .comment -S OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9 GZFLAGS :=-9

2
target/linux/generic/patches-3.18/302-mips_no_branch_likely.patch
View file

@ -7,5 +7,5 @@
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely +cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float cflags-y += -msoft-float
LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
KBUILD_AFLAGS_MODULE += -mlong-calls KBUILD_AFLAGS_MODULE += -mlong-calls

2
target/linux/generic/patches-3.18/305-mips_module_reloc.patch
View file

@ -3,7 +3,7 @@
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin @@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float cflags-y += -msoft-float
LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ifdef CONFIG_64BIT +ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls KBUILD_CFLAGS_MODULE += -mlong-calls

6
target/linux/generic/patches-4.0/220-gc_sections.patch
View file

@ -1,6 +1,6 @@
From: Felix Fietkau <nbd@openwrt.org> From: Felix Fietkau <nbd@openwrt.org>
use -ffunction-sections, -fdata-sections and --gc-sections --sort-section=name use -ffunction-sections, -fdata-sections and --gc-sections
In combination with kernel symbol export stripping this significantly reduces In combination with kernel symbol export stripping this significantly reduces
the kernel image size. Used on both ARM and MIPS architectures. the kernel image size. Used on both ARM and MIPS architectures.
@ -17,7 +17,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
cflags-y += -msoft-float cflags-y += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib -LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
+LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name +LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
KBUILD_AFLAGS_MODULE += -mlong-calls KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls KBUILD_CFLAGS_MODULE += -mlong-calls
@ -410,7 +410,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
LDFLAGS_vmlinux += --be8 LDFLAGS_vmlinux += --be8
LDFLAGS_MODULE += --be8 LDFLAGS_MODULE += --be8
endif endif
+LDFLAGS_vmlinux += --gc-sections --sort-section=name +LDFLAGS_vmlinux += --gc-sections
OBJCOPYFLAGS :=-O binary -R .comment -S OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9 GZFLAGS :=-9

2
target/linux/generic/patches-4.0/302-mips_no_branch_likely.patch
View file

@ -7,5 +7,5 @@
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely +cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float cflags-y += -msoft-float
LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
KBUILD_AFLAGS_MODULE += -mlong-calls KBUILD_AFLAGS_MODULE += -mlong-calls

2
target/linux/generic/patches-4.0/305-mips_module_reloc.patch
View file

@ -3,7 +3,7 @@
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin @@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float cflags-y += -msoft-float
LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ifdef CONFIG_64BIT +ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls KBUILD_CFLAGS_MODULE += -mlong-calls