kernel: when using --gc-sections, add --sort-section=name to get a more stable sortin...

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@41951 3c298f89-4303-0410-b956-a3cf2f4a3e73

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 cc40d8e..22f85ba 100644 (file)
--- 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 44c6b04..19adcb8 100644 (file)
--- 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 d8cd0e5..0566eef 100644 (file)
--- 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

diff --git a/target/linux/generic/patches-3.13/220-gc_sections.patch b/target/linux/generic/patches-3.13/220-gc_sections.patch
index f94eb99..c105c40 100644 (file)
--- a/target/linux/generic/patches-3.13/220-gc_sections.patch
+++ b/target/linux/generic/patches-3.13/220-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-3.13/302-mips_no_branch_likely.patch b/target/linux/generic/patches-3.13/302-mips_no_branch_likely.patch
index 44c6b04..19adcb8 100644 (file)
--- a/target/linux/generic/patches-3.13/302-mips_no_branch_likely.patch
+++ b/target/linux/generic/patches-3.13/302-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-3.13/305-mips_module_reloc.patch b/target/linux/generic/patches-3.13/305-mips_module_reloc.patch
index 41cf806..2e92916 100644 (file)
--- a/target/linux/generic/patches-3.13/305-mips_module_reloc.patch
+++ b/target/linux/generic/patches-3.13/305-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

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 (file)
--- 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 (file)
--- 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 (file)
--- 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

diff --git a/target/linux/generic/patches-3.8/220-gc_sections.patch b/target/linux/generic/patches-3.8/220-gc_sections.patch
index 6631295..998403f 100644 (file)
--- a/target/linux/generic/patches-3.8/220-gc_sections.patch
+++ b/target/linux/generic/patches-3.8/220-gc_sections.patch
@@ -5,7 +5,7 @@
  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
  
@@ -378,7 +378,7 @@
  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-3.8/302-mips_no_branch_likely.patch b/target/linux/generic/patches-3.8/302-mips_no_branch_likely.patch
index 44c6b04..19adcb8 100644 (file)
--- a/target/linux/generic/patches-3.8/302-mips_no_branch_likely.patch
+++ b/target/linux/generic/patches-3.8/302-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-3.8/305-mips_module_reloc.patch b/target/linux/generic/patches-3.8/305-mips_module_reloc.patch
index 98d4c1d..31be9d9 100644 (file)
--- a/target/linux/generic/patches-3.8/305-mips_module_reloc.patch
+++ b/target/linux/generic/patches-3.8/305-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

diff --git a/target/linux/generic/patches-3.9/220-gc_sections.patch b/target/linux/generic/patches-3.9/220-gc_sections.patch
index 4150d7c..952851b 100644 (file)
--- a/target/linux/generic/patches-3.9/220-gc_sections.patch
+++ b/target/linux/generic/patches-3.9/220-gc_sections.patch
@@ -5,7 +5,7 @@
  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
  
@@ -411,7 +411,7 @@
  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-3.9/302-mips_no_branch_likely.patch b/target/linux/generic/patches-3.9/302-mips_no_branch_likely.patch
index 44c6b04..19adcb8 100644 (file)
--- a/target/linux/generic/patches-3.9/302-mips_no_branch_likely.patch
+++ b/target/linux/generic/patches-3.9/302-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-3.9/305-mips_module_reloc.patch b/target/linux/generic/patches-3.9/305-mips_module_reloc.patch
index 5d2f1e2..1793e1f 100644 (file)
--- a/target/linux/generic/patches-3.9/305-mips_module_reloc.patch
+++ b/target/linux/generic/patches-3.9/305-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