From f74954f01ec9bb2004bcc24f247d1f26f1063ad2 Mon Sep 17 00:00:00 2001 From: Jan Beulich Date: Wed, 24 Sep 2014 08:41:30 +0100 Subject: [PATCH] x86: Unwind-annotate thunk_32.S Signed-off-by: Jan Beulich Link: http://lkml.kernel.org/r/542291CA0200007800038085@mail.emea.novell.com Signed-off-by: Thomas Gleixner --- arch/x86/lib/thunk_32.S | 21 +++++++++++++++------ 1 file changed, 15 insertions(+), 6 deletions(-) diff --git a/arch/x86/lib/thunk_32.S b/arch/x86/lib/thunk_32.S index e9acf5f4fc92..e28cdaf5ac2c 100644 --- a/arch/x86/lib/thunk_32.S +++ b/arch/x86/lib/thunk_32.S @@ -6,14 +6,19 @@ */ #include #include + #include /* put return address in eax (arg1) */ .macro THUNK name, func, put_ret_addr_in_eax=0 .globl \name \name: - pushl %eax - pushl %ecx - pushl %edx + CFI_STARTPROC + pushl_cfi %eax + CFI_REL_OFFSET eax, 0 + pushl_cfi %ecx + CFI_REL_OFFSET ecx, 0 + pushl_cfi %edx + CFI_REL_OFFSET edx, 0 .if \put_ret_addr_in_eax /* Place EIP in the arg1 */ @@ -21,10 +26,14 @@ .endif call \func - popl %edx - popl %ecx - popl %eax + popl_cfi %edx + CFI_RESTORE edx + popl_cfi %ecx + CFI_RESTORE ecx + popl_cfi %eax + CFI_RESTORE eax ret + CFI_ENDPROC _ASM_NOKPROBE(\name) .endm -- 2.20.1