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| author | Srinivasa Ds <srinivasa@in.ibm.com> | 2008-07-08 00:22:27 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-07-09 16:30:44 +1000 |
| commit | e5093ff05d36c64e8f36a9ddb26358256dc133ea (patch) | |
| tree | 06e27ffb2a70ddb293c56aaf6499e618fce761d1 /include/asm-powerpc | |
| parent | 058c78f4ba89df7b2de82ac271452f09e2b8fa05 (diff) | |
| download | linux-stable-e5093ff05d36c64e8f36a9ddb26358256dc133ea.tar.gz linux-stable-e5093ff05d36c64e8f36a9ddb26358256dc133ea.tar.bz2 linux-stable-e5093ff05d36c64e8f36a9ddb26358256dc133ea.zip | |
powerpc: Implement task_pt_regs() accessor
The task_pt_regs() macro allows access to the pt_regs of a given task.
This macro is not currently defined for the powerpc architecture, but
we need it for some upcoming utrace additions.
Signed-off-by: Srinivasa DS <srinivasa@in.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'include/asm-powerpc')
| -rw-r--r-- | include/asm-powerpc/processor.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/asm-powerpc/processor.h b/include/asm-powerpc/processor.h index 061cd17ba83b..101ed87f7d84 100644 --- a/include/asm-powerpc/processor.h +++ b/include/asm-powerpc/processor.h @@ -234,6 +234,8 @@ struct thread_struct { #define thread_saved_pc(tsk) \ ((tsk)->thread.regs? (tsk)->thread.regs->nip: 0) +#define task_pt_regs(tsk) ((struct pt_regs *)(tsk)->thread.regs) + unsigned long get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) ((tsk)->thread.regs? (tsk)->thread.regs->nip: 0) |