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Commit e5093ff0 authored by Srinivasa Ds's avatar Srinivasa Ds Committed by Benjamin Herrenschmidt
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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: default avatarSrinivasa DS <srinivasa@in.ibm.com>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent 058c78f4

include/asm-powerpc/processor.h

+2 −0
Original line number Diff line number Diff line
@@ -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)