diff options
Diffstat (limited to 'arch/sparc/mm/fault_32.c')
| -rw-r--r-- | arch/sparc/mm/fault_32.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c index 9489513888eb..34588c4ab9d9 100644 --- a/arch/sparc/mm/fault_32.c +++ b/arch/sparc/mm/fault_32.c @@ -195,7 +195,7 @@ asmlinkage void do_sparc_fault(struct pt_regs *regs, int text_fault, int write, perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address); retry: - down_read(&mm->mmap_sem); + mmap_read_lock(mm); if (!from_user && address >= PAGE_OFFSET) goto bad_area; @@ -271,7 +271,7 @@ good_area: } } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); return; /* @@ -279,7 +279,7 @@ good_area: * Fix it, but check if it's kernel or user first.. */ bad_area: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); bad_area_nosemaphore: /* User mode accesses just cause a SIGSEGV */ @@ -328,7 +328,7 @@ no_context: * us unable to handle the page fault gracefully. */ out_of_memory: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); if (from_user) { pagefault_out_of_memory(); return; @@ -336,7 +336,7 @@ out_of_memory: goto no_context; do_sigbus: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); do_fault_siginfo(BUS_ADRERR, SIGBUS, regs, text_fault); if (!from_user) goto no_context; @@ -390,7 +390,7 @@ static void force_user_fault(unsigned long address, int write) code = SEGV_MAPERR; - down_read(&mm->mmap_sem); + mmap_read_lock(mm); vma = find_vma(mm, address); if (!vma) goto bad_area; @@ -415,15 +415,15 @@ good_area: case VM_FAULT_OOM: goto do_sigbus; } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); return; bad_area: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); __do_fault_siginfo(code, SIGSEGV, tsk->thread.kregs, address); return; do_sigbus: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); __do_fault_siginfo(BUS_ADRERR, SIGBUS, tsk->thread.kregs, address); } |