Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 5d47a271 authored by Akinobu Mita's avatar Akinobu Mita Committed by Ingo Molnar
Browse files

x86: use BUILD_BUG_ON() for the size of struct intel_mp_floating 



Use BUILD_BUG_ON() instead of compile-time error technique with
extern non-exsistent function.

Signed-off-by: default avatarAkinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 562b80ba

arch/x86/kernel/mpparse.c

+1 −3
Original line number Diff line number Diff line
@@ -686,13 +686,11 @@ void __init get_smp_config(void) 
static int __init smp_scan_config(unsigned long base, unsigned long length,

				  unsigned reserve)

{

	extern void __bad_mpf_size(void);

	unsigned int *bp = phys_to_virt(base);

	struct intel_mp_floating *mpf;



	Dprintk("Scan SMP from %p for %ld bytes.\n", bp, length);

	if (sizeof(*mpf) != 16)

		__bad_mpf_size();

	BUILD_BUG_ON(sizeof(*mpf) != 16);



	while (length > 0) {

		mpf = (struct intel_mp_floating *)bp;