diff options
| author | Andi Kleen <ak@muc.de> | 2005-04-16 15:24:55 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-04-16 15:24:55 -0700 |
| commit | 1e01441051dda3bb01c455b6e20bce6d00563d82 (patch) | |
| tree | 5dc4c69dd4522ca569f70ead0ecbb923f1451891 /arch/x86_64/ia32/ia32_binfmt.c | |
| parent | 35faa71484287fc150b8498cd5acae59ad17a356 (diff) | |
| download | linux-1e01441051dda3bb01c455b6e20bce6d00563d82.tar.gz | |
[PATCH] x86_64: Use a VMA for the 32bit vsyscall
Use a real VMA to map the 32bit vsyscall page
This interacts better with Hugh's upcomming VMA walk optimization
Also removes some ugly special cases.
Code roughly modelled after the ppc64 vdso version from Ben Herrenschmidt.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/x86_64/ia32/ia32_binfmt.c')
| -rw-r--r-- | arch/x86_64/ia32/ia32_binfmt.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86_64/ia32/ia32_binfmt.c b/arch/x86_64/ia32/ia32_binfmt.c index 93d568dfa7621..99b522052d16d 100644 --- a/arch/x86_64/ia32/ia32_binfmt.c +++ b/arch/x86_64/ia32/ia32_binfmt.c @@ -312,6 +312,10 @@ MODULE_AUTHOR("Eric Youngdale, Andi Kleen"); static void elf32_init(struct pt_regs *); +#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1 +#define arch_setup_additional_pages syscall32_setup_pages +extern int syscall32_setup_pages(struct linux_binprm *, int exstack); + #include "../../../fs/binfmt_elf.c" static void elf32_init(struct pt_regs *regs) |