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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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bb8985586b
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
27 lines
504 B
C
27 lines
504 B
C
#ifdef __ASSEMBLY__
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#include <asm/dwarf2.h>
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/* The annotation hides the frame from the unwinder and makes it look
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like a ordinary ebp save/restore. This avoids some special cases for
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frame pointer later */
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#ifdef CONFIG_FRAME_POINTER
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.macro FRAME
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pushl %ebp
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CFI_ADJUST_CFA_OFFSET 4
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CFI_REL_OFFSET ebp,0
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movl %esp,%ebp
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.endm
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.macro ENDFRAME
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popl %ebp
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CFI_ADJUST_CFA_OFFSET -4
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CFI_RESTORE ebp
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.endm
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#else
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.macro FRAME
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.endm
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.macro ENDFRAME
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.endm
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#endif
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#endif /* __ASSEMBLY__ */
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