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[PATCH] sh64: task_stack_page()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Al Viro 2006-01-12 01:06:01 -08:00 committed by Linus Torvalds
parent 7fdf0d7a20
commit ee8c1dd443
2 changed files with 3 additions and 3 deletions
arch/sh64
kernel
process.c
lib
dbg.c

4
arch/sh64/kernel/process.c

@ -744,7 +744,7 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
} }
#endif #endif
/* Copy from sh version */ /* Copy from sh version */
childregs = ((struct pt_regs *)(THREAD_SIZE + (unsigned long) p->thread_info )) - 1; childregs = (struct pt_regs *)(THREAD_SIZE + task_stack_page(p)) - 1;
*childregs = *regs; *childregs = *regs;
@ -752,7 +752,7 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
childregs->regs[15] = usp; childregs->regs[15] = usp;
p->thread.uregs = childregs; p->thread.uregs = childregs;
} else { } else {
childregs->regs[15] = (unsigned long)p->thread_info + THREAD_SIZE; childregs->regs[15] = (unsigned long)task_stack_page(p) + THREAD_SIZE;
} }
childregs->regs[9] = 0; /* Set return value for child */ childregs->regs[9] = 0; /* Set return value for child */

2
arch/sh64/lib/dbg.c

@ -174,7 +174,7 @@ void evt_debug(int evt, int ret_addr, int event, int tra, struct pt_regs *regs)
struct ring_node *rr; struct ring_node *rr;
pid = current->pid; pid = current->pid;
stack_bottom = (unsigned long) current->thread_info; stack_bottom = (unsigned long) task_stack_page(current);
asm volatile("ori r15, 0, %0" : "=r" (sp)); asm volatile("ori r15, 0, %0" : "=r" (sp));
rr = event_ring + event_ptr; rr = event_ring + event_ptr;
rr->evt = evt; rr->evt = evt;