wrappers for ->i_mutex access
parallel to mutex_{lock,unlock,trylock,is_locked,lock_nested},
inode_foo(inode) being mutex_foo(&inode->i_mutex).
Please, use those for access to ->i_mutex; over the coming cycle
->i_mutex will become rwsem, with ->lookup() done with it held
only shared.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 7ab7ec9..7a0cfd3 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -580,7 +580,7 @@
if (!count)
goto out;
- mutex_lock(&inode->i_mutex);
+ inode_lock(inode);
result = nfs_sync_mapping(mapping);
if (result)
goto out_unlock;
@@ -608,7 +608,7 @@
NFS_I(inode)->read_io += count;
result = nfs_direct_read_schedule_iovec(dreq, iter, pos);
- mutex_unlock(&inode->i_mutex);
+ inode_unlock(inode);
if (!result) {
result = nfs_direct_wait(dreq);
@@ -622,7 +622,7 @@
out_release:
nfs_direct_req_release(dreq);
out_unlock:
- mutex_unlock(&inode->i_mutex);
+ inode_unlock(inode);
out:
return result;
}
@@ -1005,7 +1005,7 @@
pos = iocb->ki_pos;
end = (pos + iov_iter_count(iter) - 1) >> PAGE_CACHE_SHIFT;
- mutex_lock(&inode->i_mutex);
+ inode_lock(inode);
result = nfs_sync_mapping(mapping);
if (result)
@@ -1045,7 +1045,7 @@
pos >> PAGE_CACHE_SHIFT, end);
}
- mutex_unlock(&inode->i_mutex);
+ inode_unlock(inode);
if (!result) {
result = nfs_direct_wait(dreq);
@@ -1066,7 +1066,7 @@
out_release:
nfs_direct_req_release(dreq);
out_unlock:
- mutex_unlock(&inode->i_mutex);
+ inode_unlock(inode);
return result;
}