X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=kernel%2Ffork.c;h=4dc2ddade9f1f288aaa08d8a665f1fded2ba88cc;hb=ed55635e2e4df3169f21ae4047004b7235de956e;hp=9ca84189cfc20ad34f6b745c10d753a461b89ee3;hpb=0a27044c83fe8f52fd8fd1964d17fa7538ea0771;p=pandora-kernel.git

diff --git a/kernel/fork.c b/kernel/fork.c
index 9ca84189cfc2..4dc2ddade9f1 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -433,7 +433,7 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
 			get_file(file);
 			if (tmp->vm_flags & VM_DENYWRITE)
 				atomic_dec(&inode->i_writecount);
-			mutex_lock(&mapping->i_mmap_mutex);
+			i_mmap_lock_write(mapping);
 			if (tmp->vm_flags & VM_SHARED)
 				atomic_inc(&mapping->i_mmap_writable);
 			flush_dcache_mmap_lock(mapping);
@@ -445,7 +445,7 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
 				vma_interval_tree_insert_after(tmp, mpnt,
 							&mapping->i_mmap);
 			flush_dcache_mmap_unlock(mapping);
-			mutex_unlock(&mapping->i_mmap_mutex);
+			i_mmap_unlock_write(mapping);
 		}
 
 		/*