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mmap locking API: use coccinelle to convert mmap_sem rwsem call sites
[linux-block.git]
/
arch
/
arc
/
mm
/
fault.c
diff --git
a/arch/arc/mm/fault.c
b/arch/arc/mm/fault.c
index 92b339c7adbaad4b5faf0cbac91a4746fdf5009e..5b213bc0ae84bcaa3f72d5620ad1c5181ac75dff 100644
(file)
--- a/
arch/arc/mm/fault.c
+++ b/
arch/arc/mm/fault.c
@@
-107,7
+107,7
@@
void do_page_fault(unsigned long address, struct pt_regs *regs)
flags |= FAULT_FLAG_WRITE;
retry:
-
down_read(&mm->mmap_se
m);
+
mmap_read_lock(m
m);
vma = find_vma(mm, address);
if (!vma)
@@
-150,7
+150,7
@@
retry:
}
bad_area:
-
up_read(&mm->mmap_se
m);
+
mmap_read_unlock(m
m);
/*
* Major/minor page fault accounting