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| author | Roland McGrath | 2005-04-17 00:24:48 +0200 |
|---|---|---|
| committer | Linus Torvalds | 2005-04-17 00:24:48 +0200 |
| commit | c97db4a0a7d4d5be8c64a8d649a4425ee195b05c (patch) | |
| tree | e310d0f9918d7a47359872fa519e2abe10b5d522 /arch/i386/kernel/vsyscall.lds.S | |
| parent | [PATCH] i386: Use loaddebug macro consistently (diff) | |
| download | kernel-qcow2-linux-c97db4a0a7d4d5be8c64a8d649a4425ee195b05c.tar.gz kernel-qcow2-linux-c97db4a0a7d4d5be8c64a8d649a4425ee195b05c.tar.xz kernel-qcow2-linux-c97db4a0a7d4d5be8c64a8d649a4425ee195b05c.zip | |
[PATCH] i386 vDSO: add PT_NOTE segment
This patch adds an ELF note to the vDSO giving the LINUX_VERSION_CODE
value. Having this in the vDSO lets the dynamic linker avoid the `uname'
syscall it now always does at startup to ascertain the kernel ABI
available.
Signed-off-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/i386/kernel/vsyscall.lds.S')
| -rw-r--r-- | arch/i386/kernel/vsyscall.lds.S | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/i386/kernel/vsyscall.lds.S b/arch/i386/kernel/vsyscall.lds.S index 3a8329d6536e..a7977707c8e5 100644 --- a/arch/i386/kernel/vsyscall.lds.S +++ b/arch/i386/kernel/vsyscall.lds.S @@ -23,7 +23,7 @@ SECTIONS . = VSYSCALL_BASE + 0x400; .text : { *(.text) } :text =0x90909090 - + .note : { *(.note.*) } :text :note .eh_frame_hdr : { *(.eh_frame_hdr) } :text :eh_frame_hdr .eh_frame : { KEEP (*(.eh_frame)) } :text .dynamic : { *(.dynamic) } :text :dynamic @@ -43,6 +43,7 @@ PHDRS { text PT_LOAD FILEHDR PHDRS FLAGS(5); /* PF_R|PF_X */ dynamic PT_DYNAMIC FLAGS(4); /* PF_R */ + note PT_NOTE FLAGS(4); /* PF_R */ eh_frame_hdr 0x6474e550; /* PT_GNU_EH_FRAME, but ld doesn't match the name */ } |