Commit 3c488084 authored by Jens Remus's avatar Jens Remus Committed by Peter Zijlstra
Browse files

x86/unwind_user: Simplify unwind_user_word_size() 



Get rid of superfluous ifdef and return explicit word size depending on
32-bit or 64-bit mode.

Suggested-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: default avatarJens Remus <jremus@linux.ibm.com>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Link: https://patch.msgid.link/20251208160352.1363040-5-jremus@linux.ibm.com
parent aa6047ef

arch/x86/include/asm/unwind_user.h

+1 −5
Original line number Diff line number Diff line
@@ -12,11 +12,7 @@ static inline int unwind_user_word_size(struct pt_regs *regs) 
	/* We can't unwind VM86 stacks */

	if (regs->flags & X86_VM_MASK)

		return 0;

#ifdef CONFIG_X86_64

	if (!user_64bit_mode(regs))

		return sizeof(int);

#endif

	return sizeof(long);

	return user_64bit_mode(regs) ? 8 : 4;

}



#endif /* CONFIG_UNWIND_USER */