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authorDenys Vlasenko <[email protected]>2015-04-07 22:43:43 +0200
committerIngo Molnar <[email protected]>2015-04-09 10:31:26 +0200
commit54a81e914b2432a86dd49cf611b0f71ef44ca7ad (patch)
tree2e8c169668a6eb365aa78e34189856054004d9ab
parent66ad4efa51805964521db03d8aa827a8dd9058b9 (diff)
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 <[email protected]> Cc: Alexei Starovoitov <[email protected]> Cc: Andy Lutomirski <[email protected]> Cc: Borislav Petkov <[email protected]> Cc: Brian Gerst <[email protected]> Cc: Frederic Weisbecker <[email protected]> Cc: H. Peter Anvin <[email protected]> Cc: Kees Cook <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Oleg Nesterov <[email protected]> Cc: Steven Rostedt <[email protected]> Cc: Thomas Gleixner <[email protected]> Cc: Will Drewry <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Ingo Molnar <[email protected]>
-rw-r--r--arch/x86/kernel/entry_64.S2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index a35e5e4435ef..b67f2fc0d160 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?