[tip:x86/asm] x86/asm/entry/64: Remove GET_THREAD_INFO() in ret_from_fork

[tip-bot for Denys Vlasenko]

Commit-ID:  54a81e914b2432a86dd49cf611b0f71ef44ca7ad
Gitweb:     http://git.kernel.org/tip/54a81e914b2432a86dd49cf611b0f71ef44ca7ad
Author:     Denys Vlasenko <dvlasenk@xxxxxxxxxx>
AuthorDate: Tue, 7 Apr 2015 22:43:43 +0200
Committer:  Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Thu, 9 Apr 2015 10:31:26 +0200

x86/asm/entry/64: Remove GET_THREAD_INFO() in ret_from_fork

It used to be used to check for _TIF_IA32, but the check has
been removed.

Remove GET_THREAD_INFO() too.

Run-tested.

Signed-off-by: Denys Vlasenko <dvlasenk@xxxxxxxxxx>
Cc: Alexei Starovoitov <ast@xxxxxxxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Brian Gerst <brgerst@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: H. Peter Anvin <hpa@xxxxxxxxx>
Cc: Kees Cook <keescook@xxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Will Drewry <wad@xxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1428439424-7258-7-git-send-email-dvlasenk@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
 arch/x86/kernel/entry_64.S | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index a35e5e4..b67f2fc 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -603,8 +603,6 @@ ENTRY(ret_from_fork)
 
 	call schedule_tail			# rdi: 'prev' task parameter
 
-	GET_THREAD_INFO(%rcx)
-
 	RESTORE_EXTRA_REGS
 
 	testl $3,CS(%rsp)			# from kernel_thread?
--
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