mmap locking API: use coccinelle to convert mmap_sem rwsem call sites

[linux-2.6-microblaze.git] / arch / sparc / mm / fault_64.c

diff --git a/arch/sparc/mm/fault_64.c b/arch/sparc/mm/fault_64.c
index d8cd85a..417d7f6 100644 (file)
--- a/arch/sparc/mm/fault_64.c
+++ b/arch/sparc/mm/fault_64.c
@@ -318,7 +318,7 @@ asmlinkage void __kprobes do_sparc64_fault(struct pt_regs *regs)
 
        perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, address);
 
-       if (!down_read_trylock(&mm->mmap_sem)) {
+       if (!mmap_read_trylock(mm)) {
                if ((regs->tstate & TSTATE_PRIV) &&
                    !search_exception_tables(regs->tpc)) {
                        insn = get_fault_insn(regs, insn);
@@ -326,7 +326,7 @@ asmlinkage void __kprobes do_sparc64_fault(struct pt_regs *regs)
                }
 
 retry:
-               down_read(&mm->mmap_sem);
+               mmap_read_lock(mm);
        }
 
        if (fault_code & FAULT_CODE_BAD_RA)
@@ -458,7 +458,7 @@ good_area:
                        goto retry;
                }
        }
-       up_read(&mm->mmap_sem);
+       mmap_read_unlock(mm);
 
        mm_rss = get_mm_rss(mm);
 #if defined(CONFIG_TRANSPARENT_HUGEPAGE)
@@ -489,7 +489,7 @@ exit_exception:
         */
 bad_area:
        insn = get_fault_insn(regs, insn);
-       up_read(&mm->mmap_sem);
+       mmap_read_unlock(mm);
 
 handle_kernel_fault:
        do_kernel_fault(regs, si_code, fault_code, insn, address);
@@ -501,7 +501,7 @@ handle_kernel_fault:
  */
 out_of_memory:
        insn = get_fault_insn(regs, insn);
-       up_read(&mm->mmap_sem);
+       mmap_read_unlock(mm);
        if (!(regs->tstate & TSTATE_PRIV)) {
                pagefault_out_of_memory();
                goto exit_exception;
@@ -514,7 +514,7 @@ intr_or_no_mm:
 
 do_sigbus:
        insn = get_fault_insn(regs, insn);
-       up_read(&mm->mmap_sem);
+       mmap_read_unlock(mm);
 
        /*
         * Send a sigbus, regardless of whether we were in kernel