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-rw-r--r--lib/idr.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/lib/idr.c b/lib/idr.c
index 1c4f928..c11c576 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -121,7 +121,7 @@ int idr_pre_get(struct idr *idp, gfp_t gfp_mask)
{
while (idp->id_free_cnt < IDR_FREE_MAX) {
struct idr_layer *new;
- new = kmem_cache_alloc(idr_layer_cache, gfp_mask);
+ new = kmem_cache_zalloc(idr_layer_cache, gfp_mask);
if (new == NULL)
return (0);
move_to_free_list(idp, new);
@@ -292,7 +292,7 @@ static int idr_get_new_above_int(struct idr *idp, void *ptr, int starting_id)
* and go back to the idr_pre_get() call. If the idr is full, it will
* return -ENOSPC.
*
- * @id returns a value in the range 0 ... 0x7fffffff
+ * @id returns a value in the range @starting_id ... 0x7fffffff
*/
int idr_get_new_above(struct idr *idp, void *ptr, int starting_id, int *id)
{
@@ -623,16 +623,10 @@ void *idr_replace(struct idr *idp, void *ptr, int id)
}
EXPORT_SYMBOL(idr_replace);
-static void idr_cache_ctor(void *idr_layer)
-{
- memset(idr_layer, 0, sizeof(struct idr_layer));
-}
-
void __init idr_init_cache(void)
{
idr_layer_cache = kmem_cache_create("idr_layer_cache",
- sizeof(struct idr_layer), 0, SLAB_PANIC,
- idr_cache_ctor);
+ sizeof(struct idr_layer), 0, SLAB_PANIC, NULL);
}
/**
@@ -723,7 +717,7 @@ EXPORT_SYMBOL(ida_pre_get);
* and go back to the ida_pre_get() call. If the ida is full, it will
* return -ENOSPC.
*
- * @p_id returns a value in the range 0 ... 0x7fffffff.
+ * @p_id returns a value in the range @starting_id ... 0x7fffffff.
*/
int ida_get_new_above(struct ida *ida, int starting_id, int *p_id)
{
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