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x86/entry: Fix thunk function ELF sizes 

Fix the following warnings:

  arch/x86/entry/thunk_64.o: warning: objtool: trace_hardirqs_on_thunk() is missing an ELF size annotation
  arch/x86/entry/thunk_64.o: warning: objtool: trace_hardirqs_off_thunk() is missing an ELF size annotation
  arch/x86/entry/thunk_64.o: warning: objtool: lockdep_sys_exit_thunk() is missing an ELF size annotation

Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/89c97adc9f6cc44a0f5d03cde6d0357662938909.1563413318.git.jpoimboe@redhat.com
This commit is contained in:
Josh Poimboeuf 2019-07-17 20:36:40 -05:00 committed by Thomas Gleixner
parent 3901336ed9
commit e6dd473944
1 changed files with 2 additions and 3 deletions
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5
arch/x86/entry/thunk_64.S
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@ -12,9 +12,7 @@
/* rdi: arg1 ... normal C conventions. rax is saved/restored. */
.macro THUNK name, func, put_ret_addr_in_rdi=0
.globl \name
.type \name, @function
\name:
ENTRY(\name)
pushq %rbp
movq %rsp, %rbp
@ -35,6 +33,7 @@
call \func
jmp .L_restore
ENDPROC(\name)
_ASM_NOKPROBE(\name)
.endm