Subject: + kernel-add-support-for-init_array-constructors.patch added to -mm tree
To: fhrbata@xxxxxxxxxx,agospoda@xxxxxxxxxx,arnd@xxxxxxxx,jstancek@xxxxxxxxxx,keescook@xxxxxxxxxxxx,peter.oberparleiter@xxxxxxxxxx,rusty@xxxxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Wed, 18 Sep 2013 14:24:22 -0700
The patch titled
Subject: kernel: add support for init_array constructors
has been added to the -mm tree. Its filename is
kernel-add-support-for-init_array-constructors.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/kernel-add-support-for-init_array-constructors.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/kernel-add-support-for-init_array-constructors.patch
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------------------------------------------------------
From: Frantisek Hrbata <fhrbata@xxxxxxxxxx>
Subject: kernel: add support for init_array constructors
This adds the .init_array section as yet another section with
constructors. This is needed because gcc could add __gcov_init calls to
.init_array or .ctors section, depending on gcc version.
Signed-off-by: Frantisek Hrbata <fhrbata@xxxxxxxxxx>
Cc: Jan Stancek <jstancek@xxxxxxxxxx>
Cc: Kees Cook <keescook@xxxxxxxxxxxx>
Cc: Peter Oberparleiter <peter.oberparleiter@xxxxxxxxxx>
Acked-by: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Andy Gospodarek <agospoda@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/asm-generic/vmlinux.lds.h | 1 +
kernel/module.c | 3 +++
2 files changed, 4 insertions(+)
diff -puN include/asm-generic/vmlinux.lds.h~kernel-add-support-for-init_array-constructors include/asm-generic/vmlinux.lds.h
--- a/include/asm-generic/vmlinux.lds.h~kernel-add-support-for-init_array-constructors
+++ a/include/asm-generic/vmlinux.lds.h
@@ -473,6 +473,7 @@
#define KERNEL_CTORS() . = ALIGN(8); \
VMLINUX_SYMBOL(__ctors_start) = .; \
*(.ctors) \
+ *(.init_array) \
VMLINUX_SYMBOL(__ctors_end) = .;
#else
#define KERNEL_CTORS()
diff -puN kernel/module.c~kernel-add-support-for-init_array-constructors kernel/module.c
--- a/kernel/module.c~kernel-add-support-for-init_array-constructors
+++ a/kernel/module.c
@@ -2768,6 +2768,9 @@ static void find_module_sections(struct
#ifdef CONFIG_CONSTRUCTORS
mod->ctors = section_objs(info, ".ctors",
sizeof(*mod->ctors), &mod->num_ctors);
+ if (!mod->ctors)
+ mod->ctors = section_objs(info, ".init_array",
+ sizeof(*mod->ctors), &mod->num_ctors);
#endif
#ifdef CONFIG_TRACEPOINTS
_
Patches currently in -mm which might be from fhrbata@xxxxxxxxxx are
gcov-move-gcov-structs-definitions-to-a-gcc-version-specific-file.patch
gcov-add-support-for-gcc-47-gcov-format.patch
gcov-add-support-for-gcc-47-gcov-format-fix.patch
gcov-compile-specific-gcov-implementation-based-on-gcc-version.patch
kernel-add-support-for-init_array-constructors.patch
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