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| author | Anton Arapov <anton@redhat.com> | 2013-04-03 18:00:33 +0200 |
|---|---|---|
| committer | Oleg Nesterov <oleg@redhat.com> | 2013-04-13 15:31:55 +0200 |
| commit | 791eca10107f2886c1915d91c99a3b022a75909c (patch) | |
| tree | eb36692870d6e8e293ca27695b6980dbb6a11394 /arch/x86/include | |
| parent | e78aebfd27256ca59ccd3e6cf62cfad2a80e02d3 (diff) | |
| download | linux-791eca10107f2886c1915d91c99a3b022a75909c.tar.gz linux-791eca10107f2886c1915d91c99a3b022a75909c.tar.bz2 linux-791eca10107f2886c1915d91c99a3b022a75909c.zip | |
uretprobes/x86: Hijack return address
Hijack the return address and replace it with a trampoline address.
Signed-off-by: Anton Arapov <anton@redhat.com>
Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Diffstat (limited to 'arch/x86/include')
| -rw-r--r-- | arch/x86/include/asm/uprobes.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/uprobes.h b/arch/x86/include/asm/uprobes.h index 8ff8be7835ab..6e5197910fd8 100644 --- a/arch/x86/include/asm/uprobes.h +++ b/arch/x86/include/asm/uprobes.h @@ -55,4 +55,5 @@ extern int arch_uprobe_post_xol(struct arch_uprobe *aup, struct pt_regs *regs); extern bool arch_uprobe_xol_was_trapped(struct task_struct *tsk); extern int arch_uprobe_exception_notify(struct notifier_block *self, unsigned long val, void *data); extern void arch_uprobe_abort_xol(struct arch_uprobe *aup, struct pt_regs *regs); +extern unsigned long arch_uretprobe_hijack_return_addr(unsigned long trampoline_vaddr, struct pt_regs *regs); #endif /* _ASM_UPROBES_H */ |