From 88c61311c8537d1a94f75fee55bd7cbe73a6965a Mon Sep 17 00:00:00 2001 From: Nick Alcock Date: Fri, 29 Jan 2016 14:58:41 +0000 Subject: [PATCH] dtrace: use current_user_stack_pointer() We can drop the old current_pt_regs()->sp code now: we don't care about kernels as old as 4.0 any more. Orabug: 22629102 Signed-off-by: Nick Alcock Acked-by: Kris Van Hees --- dtrace/dtrace_isa.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/dtrace/dtrace_isa.c b/dtrace/dtrace_isa.c index a9e79b0fa8af..f107b425d924 100644 --- a/dtrace/dtrace_isa.c +++ b/dtrace/dtrace_isa.c @@ -230,13 +230,8 @@ unsigned long dtrace_getufpstack(uint64_t *pcstack, uint64_t *fpstack, goto out; atomic_inc(&mm->mm_users); - /* - * The following construct can be replaced with: - * tos = current_user_stack_pointer(); - * once support for 4.0 is no longer necessary. - */ #ifdef CONFIG_X86_64 - tos = current_pt_regs()->sp; + tos = current_user_stack_pointer(); #else tos = user_stack_pointer(current_pt_regs()); #endif -- 2.50.1