On Fri, Jul 03, 2015 at 04:59:54PM -0400, Mikulas Patocka wrote:
[..]
> Index: linux-4.1/drivers/md/dm-table.c
> ===================================================================
> --- linux-4.1.orig/drivers/md/dm-table.c 2015-07-02 19:21:16.000000000 +0200
> +++ linux-4.1/drivers/md/dm-table.c 2015-07-02 19:28:18.000000000 +0200
> @@ -131,6 +131,43 @@ static int setup_btree_index(unsigned in
> return 0;
> }
>
> +void *dm_kvmalloc_node(size_t size, gfp_t gfp, int node)
> +{
> + void *p;
> + unsigned uninitialized_var(noio_flag);
> +
> + /* vmalloc doesn't support no-wait allocations */
> + WARN_ON(!(gfp & __GFP_WAIT));
> +
Should this WARN_ON() be moved after kmalloc(). This should be triggered
only if we use vmalloc().
Thanks
Vivek
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