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authorGrant Likely <grant.likely@secretlab.ca>2010-01-28 14:38:25 -0700
committerGrant Likely <grant.likely@secretlab.ca>2010-01-28 14:38:25 -0700
commit0ada0a73120c28cc432bcdbac061781465c2f48f (patch)
treed17cadd4ea47e25d9e48e7d409a39c84268fbd27 /lib/radix-tree.c
parent6016a363f6b56b46b24655bcfc0499b715851cf3 (diff)
parent92dcffb916d309aa01778bf8963a6932e4014d07 (diff)
Merge commit 'v2.6.33-rc5' into secretlab/test-devicetree
Diffstat (limited to 'lib/radix-tree.c')
-rw-r--r--lib/radix-tree.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index 23abbd93cae..92cdd9936e3 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -200,6 +200,9 @@ radix_tree_node_free(struct radix_tree_node *node)
* ensure that the addition of a single element in the tree cannot fail. On
* success, return zero, with preemption disabled. On error, return -ENOMEM
* with preemption not disabled.
+ *
+ * To make use of this facility, the radix tree must be initialised without
+ * __GFP_WAIT being passed to INIT_RADIX_TREE().
*/
int radix_tree_preload(gfp_t gfp_mask)
{
@@ -543,7 +546,6 @@ out:
}
EXPORT_SYMBOL(radix_tree_tag_clear);
-#ifndef __KERNEL__ /* Only the test harness uses this at present */
/**
* radix_tree_tag_get - get a tag on a radix tree node
* @root: radix tree root
@@ -606,7 +608,6 @@ int radix_tree_tag_get(struct radix_tree_root *root,
}
}
EXPORT_SYMBOL(radix_tree_tag_get);
-#endif
/**
* radix_tree_next_hole - find the next hole (not-present entry)