diff options
| author | Roland McGrath <roland@redhat.com> | 2005-04-16 15:24:48 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-04-16 15:24:48 -0700 |
| commit | c97db4a0a7d4d5be8c64a8d649a4425ee195b05c (patch) | |
| tree | e310d0f9918d7a47359872fa519e2abe10b5d522 /arch/i386/kernel/Makefile | |
| parent | ecd02dddd1d5bfc2141cbd0e205a53fb9d849c9e (diff) | |
[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/Makefile')
| -rw-r--r-- | arch/i386/kernel/Makefile | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/i386/kernel/Makefile b/arch/i386/kernel/Makefile index 933787a46b4c..aacdae6f372d 100644 --- a/arch/i386/kernel/Makefile +++ b/arch/i386/kernel/Makefile @@ -56,7 +56,8 @@ SYSCFLAGS_vsyscall-sysenter.so = $(vsyscall-flags) SYSCFLAGS_vsyscall-int80.so = $(vsyscall-flags) $(obj)/vsyscall-int80.so $(obj)/vsyscall-sysenter.so: \ -$(obj)/vsyscall-%.so: $(src)/vsyscall.lds $(obj)/vsyscall-%.o FORCE +$(obj)/vsyscall-%.so: $(src)/vsyscall.lds \ + $(obj)/vsyscall-%.o $(obj)/vsyscall-note.o FORCE $(call if_changed,syscall) # We also create a special relocatable object that should mirror the symbol @@ -67,5 +68,6 @@ $(obj)/built-in.o: $(obj)/vsyscall-syms.o $(obj)/built-in.o: ld_flags += -R $(obj)/vsyscall-syms.o SYSCFLAGS_vsyscall-syms.o = -r -$(obj)/vsyscall-syms.o: $(src)/vsyscall.lds $(obj)/vsyscall-sysenter.o FORCE +$(obj)/vsyscall-syms.o: $(src)/vsyscall.lds \ + $(obj)/vsyscall-sysenter.o $(obj)/vsyscall-note.o FORCE $(call if_changed,syscall) |