forked from Minki/linux
b399baaaf7
The vDSO needs to have a unique build id in a similar manner to the kernel and modules. Use the build salt macro. Signed-off-by: Laura Abbott <labbott@redhat.com> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
29 lines
781 B
ArmAsm
29 lines
781 B
ArmAsm
/*
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* This supplies .note.* sections to go into the PT_NOTE inside the vDSO text.
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* Here we can supply some information useful to userland.
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*/
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#include <linux/uts.h>
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#include <linux/version.h>
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#include <linux/build-salt.h>
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#define ASM_ELF_NOTE_BEGIN(name, flags, vendor, type) \
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.section name, flags; \
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.balign 4; \
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.long 1f - 0f; /* name length */ \
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.long 3f - 2f; /* data length */ \
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.long type; /* note type */ \
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0: .asciz vendor; /* vendor name */ \
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1: .balign 4; \
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2:
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#define ASM_ELF_NOTE_END \
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3: .balign 4; /* pad out section */ \
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.previous
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ASM_ELF_NOTE_BEGIN(".note.kernel-version", "a", UTS_SYSNAME, 0)
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.long LINUX_VERSION_CODE
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ASM_ELF_NOTE_END
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BUILD_SALT
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