Re: [PATCH v4 1/3] dax: Add an enum for specifying dax wakup mode
Matthew Wilcox <[email protected]> Mon, 26 Apr 2021 14:46:32 +0100
| Newsgroups | org.01.lists.linux-nvdimm,dev.linux.lists.virtio-fs,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
On Fri, Apr 23, 2021 at 09:07:21AM -0400, Vivek Goyal wrote:
> +enum dax_wake_mode {
> + WAKE_NEXT,
> + WAKE_ALL,
> +};
Why define them in this order when ...
> @@ -196,7 +207,7 @@ static void dax_wake_entry(struct xa_state *xas, void *entry, bool wake_all)
> * must be in the waitqueue and the following check will see them.
> */
> if (waitqueue_active(wq))
> - __wake_up(wq, TASK_NORMAL, wake_all ? 0 : 1, &key);
> + __wake_up(wq, TASK_NORMAL, mode == WAKE_ALL ? 0 : 1, &key);
... they're used like this? This is almost as bad as
enum bool {
true,
false,
};
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