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authorFelix Fietkau <nbd@openwrt.org>2014-08-02 18:50:55 +0000
committerFelix Fietkau <nbd@openwrt.org>2014-08-02 18:50:55 +0000
commitfe295cd1788c9cc97bf4766a34e81ce11341347f (patch)
tree97726116ee71b6a95ec35e89db85e441dcec613c /target/linux/generic/patches-3.14
parent428539a3a26c44b1facbd296e7c5a0a7e8e53838 (diff)
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kernel: when using --gc-sections, add --sort-section=name to get a more stable sorting order
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 41951
Diffstat (limited to 'target/linux/generic/patches-3.14')
-rw-r--r--target/linux/generic/patches-3.14/220-gc_sections.patch6
-rw-r--r--target/linux/generic/patches-3.14/302-mips_no_branch_likely.patch2
-rw-r--r--target/linux/generic/patches-3.14/305-mips_module_reloc.patch2
3 files changed, 5 insertions, 5 deletions
diff --git a/target/linux/generic/patches-3.14/220-gc_sections.patch b/target/linux/generic/patches-3.14/220-gc_sections.patch
index f94eb99..c105c40 100644
--- a/target/linux/generic/patches-3.14/220-gc_sections.patch
+++ b/target/linux/generic/patches-3.14/220-gc_sections.patch
@@ -1,6 +1,6 @@
From: Felix Fietkau <nbd@openwrt.org>
-use -ffunction-sections, -fdata-sections and --gc-sections
+use -ffunction-sections, -fdata-sections and --gc-sections --sort-section=name
In combination with kernel symbol export stripping this significantly reduces
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 += -msoft-float
-LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
-+LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
++LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls
@@ -409,7 +409,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
LDFLAGS_vmlinux += --be8
LDFLAGS_MODULE += --be8
endif
-+LDFLAGS_vmlinux += --gc-sections
++LDFLAGS_vmlinux += --gc-sections --sort-section=name
OBJCOPYFLAGS :=-O binary -R .comment -S
GZFLAGS :=-9
diff --git a/target/linux/generic/patches-3.14/302-mips_no_branch_likely.patch b/target/linux/generic/patches-3.14/302-mips_no_branch_likely.patch
index 44c6b04..19adcb8 100644
--- a/target/linux/generic/patches-3.14/302-mips_no_branch_likely.patch
+++ b/target/linux/generic/patches-3.14/302-mips_no_branch_likely.patch
@@ -7,5 +7,5 @@
-cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
KBUILD_AFLAGS_MODULE += -mlong-calls
diff --git a/target/linux/generic/patches-3.14/305-mips_module_reloc.patch b/target/linux/generic/patches-3.14/305-mips_module_reloc.patch
index 41cf806..2e92916 100644
--- a/target/linux/generic/patches-3.14/305-mips_module_reloc.patch
+++ b/target/linux/generic/patches-3.14/305-mips_module_reloc.patch
@@ -3,7 +3,7 @@
@@ -90,8 +90,13 @@ all-$(CONFIG_SYS_SUPPORTS_ZBOOT)+= vmlin
cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely
cflags-y += -msoft-float
- LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections
+ LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name
+ifdef CONFIG_64BIT
KBUILD_AFLAGS_MODULE += -mlong-calls
KBUILD_CFLAGS_MODULE += -mlong-calls