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authorChristophe Leroy <christophe.leroy@c-s.fr>2019-01-18 18:40:34 +1100
committerMichael Ellerman <mpe@ellerman.id.au>2019-02-23 22:31:40 +1100
commitb72cc2e7aea1e42a82358bdc6c41dfaf7a5fa742 (patch)
tree1f7271ea213dda2e5a9c18678c6ed851b38ea947 /arch/powerpc
parent3733304048feb9bdfc3daff02ca4da8cfc9c4352 (diff)
downloadlinux-b72cc2e7aea1e42a82358bdc6c41dfaf7a5fa742.tar.gz
powerpc: Use task_stack_page() in current_pt_regs()
Change current_pt_regs() to use task_stack_page() rather than current_thread_info() so that it keeps working once we enable THREAD_INFO_IN_TASK. Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> [mpe: Split out of large patch] Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/include/asm/ptrace.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h
index 0b8a735b6d85..64271e562fed 100644
--- a/arch/powerpc/include/asm/ptrace.h
+++ b/arch/powerpc/include/asm/ptrace.h
@@ -157,7 +157,7 @@ extern int ptrace_put_reg(struct task_struct *task, int regno,
unsigned long data);
#define current_pt_regs() \
- ((struct pt_regs *)((unsigned long)current_thread_info() + THREAD_SIZE) - 1)
+ ((struct pt_regs *)((unsigned long)task_stack_page(current) + THREAD_SIZE) - 1)
/*
* We use the least-significant bit of the trap field to indicate
* whether we have saved the full set of registers, or only a