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| author | Felix Fietkau <nbd@openwrt.org> | 2014-08-06 10:30:17 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2014-08-06 10:30:17 +0000 |
| commit | b80e184b52f2354b994908483c213338f3f38af9 (patch) | |
| tree | 80833ded5d4d112570b8547dc4857a4ec6ab51f1 /target | |
| parent | 10ff26f9640eefa2bef0022218be3321dab79eba (diff) | |
| download | upstream-b80e184b52f2354b994908483c213338f3f38af9.tar.gz upstream-b80e184b52f2354b994908483c213338f3f38af9.tar.bz2 upstream-b80e184b52f2354b994908483c213338f3f38af9.zip | |
kernel: when using --gc-sections, add --sort-section=name to get a more stable sorting order
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Backport of r41951
git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@42009 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target')
3 files changed, 5 insertions, 5 deletions
diff --git a/target/linux/generic/patches-3.10/220-gc_sections.patch b/target/linux/generic/patches-3.10/220-gc_sections.patch index cc40d8e5ff..22f85ba74f 100644 --- a/target/linux/generic/patches-3.10/220-gc_sections.patch +++ b/target/linux/generic/patches-3.10/220-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 @@ -423,7 +423,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org> ifeq ($(CONFIG_CPU_ENDIAN_BE8),y) LDFLAGS_vmlinux += --be8 endif -+LDFLAGS_vmlinux += --gc-sections ++LDFLAGS_vmlinux += --gc-sections --sort-section=name OBJCOPYFLAGS :=-O binary -R .comment -S GZFLAGS :=-9 diff --git a/target/linux/generic/patches-3.10/302-mips_no_branch_likely.patch b/target/linux/generic/patches-3.10/302-mips_no_branch_likely.patch index 44c6b04fcf..19adcb800b 100644 --- a/target/linux/generic/patches-3.10/302-mips_no_branch_likely.patch +++ b/target/linux/generic/patches-3.10/302-mips_no_branch_likely.patch @@ -7,5 +7,5 @@ -cflags-y += -G 0 -mno-abicalls -fno-pic -pipe +cflags-y += -G 0 -mno-abicalls -fno-pic -pipe -mno-branch-likely cflags-y += -msoft-float - LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections + LDFLAGS_vmlinux += -G 0 -static -n -nostdlib --gc-sections --sort-section=name KBUILD_AFLAGS_MODULE += -mlong-calls diff --git a/target/linux/generic/patches-3.10/305-mips_module_reloc.patch b/target/linux/generic/patches-3.10/305-mips_module_reloc.patch index d8cd0e59cf..0566eef161 100644 --- a/target/linux/generic/patches-3.10/305-mips_module_reloc.patch +++ b/target/linux/generic/patches-3.10/305-mips_module_reloc.patch @@ -3,7 +3,7 @@ @@ -90,8 +90,13 @@ all-$(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 |