diff options
Diffstat (limited to 'arch/powerpc/mm/nohash/e500_hugetlbpage.c')
| -rw-r--r-- | arch/powerpc/mm/nohash/e500_hugetlbpage.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/powerpc/mm/nohash/e500_hugetlbpage.c b/arch/powerpc/mm/nohash/e500_hugetlbpage.c index c7d4b317a823..58c8d9849cb1 100644 --- a/arch/powerpc/mm/nohash/e500_hugetlbpage.c +++ b/arch/powerpc/mm/nohash/e500_hugetlbpage.c @@ -45,7 +45,9 @@ static inline void book3e_tlb_lock(void) if (!cpu_has_feature(CPU_FTR_SMT)) return; - asm volatile("1: lbarx %0, 0, %1;" + asm volatile(".machine push;" + ".machine e6500;" + "1: lbarx %0, 0, %1;" "cmpwi %0, 0;" "bne 2f;" "stbcx. %2, 0, %1;" @@ -56,6 +58,7 @@ static inline void book3e_tlb_lock(void) "bne 2b;" "b 1b;" "3:" + ".machine pop;" : "=&r" (tmp) : "r" (&paca->tcd_ptr->lock), "r" (token) : "memory"); |