diff options
Diffstat (limited to 'arch/arm/mm/fault.c')
-rw-r--r-- | arch/arm/mm/fault.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c index ff230e9affc4..c6550eddfce1 100644 --- a/arch/arm/mm/fault.c +++ b/arch/arm/mm/fault.c @@ -18,7 +18,6 @@ #include <linux/highmem.h> #include <linux/perf_event.h> -#include <asm/pgtable.h> #include <asm/system_misc.h> #include <asm/system_info.h> #include <asm/tlbflush.h> @@ -272,11 +271,11 @@ do_page_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs) * validly references user space from well defined areas of the code, * we can bug out early if this is from code which shouldn't. */ - if (!down_read_trylock(&mm->mmap_sem)) { + if (!mmap_read_trylock(mm)) { if (!user_mode(regs) && !search_exception_tables(regs->ARM_pc)) goto no_context; retry: - down_read(&mm->mmap_sem); + mmap_read_lock(mm); } else { /* * The above down_read_trylock() might have succeeded in @@ -294,7 +293,7 @@ retry: fault = __do_page_fault(mm, addr, fsr, flags, tsk); /* If we need to retry but a fatal signal is pending, handle the - * signal first. We do not need to release the mmap_sem because + * signal first. We do not need to release the mmap_lock because * it would already be released in __lock_page_or_retry in * mm/filemap.c. */ if (fault_signal_pending(fault, regs)) { @@ -326,7 +325,7 @@ retry: } } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); /* * Handle the "normal" case first - VM_FAULT_MAJOR |