diff options
| author | Jan Beulich <jbeulich@novell.com> | 2007-08-15 12:38:54 +0200 |
|---|---|---|
| committer | Willy Tarreau <w@1wt.eu> | 2007-10-17 21:30:23 +0200 |
| commit | 2e4c8331d3245f8de7a0d59acc4f22bf13d061c0 (patch) | |
| tree | e781d35dfe4e4bbb9a4d3d25fac12ab9c0bb385a /arch | |
| parent | c28be534be0e40ef085ee707d9af390bfa6d7858 (diff) | |
[PATCH] i386: allow debuggers to access the vsyscall page with compat vDSO
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/i386/kernel/sysenter.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/i386/kernel/sysenter.c b/arch/i386/kernel/sysenter.c index 666f70d92619..05773128440d 100644 --- a/arch/i386/kernel/sysenter.c +++ b/arch/i386/kernel/sysenter.c @@ -183,7 +183,9 @@ struct vm_area_struct *get_gate_vma(struct task_struct *tsk) int in_gate_area(struct task_struct *task, unsigned long addr) { - return 0; + const struct vm_area_struct *vma = get_gate_vma(task); + + return vma && addr >= vma->vm_start && addr < vma->vm_end; } int in_gate_area_no_task(unsigned long addr) |