diff options
Diffstat (limited to 'arch/microblaze/mm/fault.c')
| -rw-r--r-- | arch/microblaze/mm/fault.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/microblaze/mm/fault.c b/arch/microblaze/mm/fault.c index 77dabc91d192..952ab614d50e 100644 --- a/arch/microblaze/mm/fault.c +++ b/arch/microblaze/mm/fault.c @@ -136,12 +136,12 @@ void do_page_fault(struct pt_regs *regs, unsigned long address, * source. If this is invalid we can skip the address space check, * thus avoiding the deadlock. */ - if (unlikely(!down_read_trylock(&mm->mmap_sem))) { + if (unlikely(!mmap_read_trylock(mm))) { if (kernel_mode(regs) && !search_exception_tables(regs->pc)) goto bad_area_nosemaphore; retry: - down_read(&mm->mmap_sem); + mmap_read_lock(mm); } vma = find_vma(mm, address); @@ -247,7 +247,7 @@ good_area: } } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); /* * keep track of tlb+htab misses that are good addrs but @@ -258,7 +258,7 @@ good_area: return; bad_area: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); bad_area_nosemaphore: pte_errors++; @@ -277,7 +277,7 @@ bad_area_nosemaphore: * us unable to handle the page fault gracefully. */ out_of_memory: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); if (!user_mode(regs)) bad_page_fault(regs, address, SIGKILL); else @@ -285,7 +285,7 @@ out_of_memory: return; do_sigbus: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); if (user_mode(regs)) { force_sig_fault(SIGBUS, BUS_ADRERR, (void __user *)address); return; |