Re: [PATCH 3/5] nbd: use flags instead of bool

On Fri, 2016-09-09 at 07:55 -0600, Jens Axboe wrote:

On 09/08/2016 07:20 PM, Joe Perches wrote:

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On Thu, 2016-09-08 at 17:12 -0400, Josef Bacik wrote:

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In preparation for some future changes, change a few of the state bools over to
normal bits to set/clear properly.

[]

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diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c

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@@ -41,8 +41,12 @@

�#include <linux/nbd.h>

+#define NBD_TIMEDOUT			0
+#define NBD_DISCONNECT_REQUESTED	1
+
�struct nbd_device {
�	u32 flags;

+	unsigned long runtime_flags;
Better to use DECLARE_BITMAP

It's a few flags, we know it fits in a long. There's no point to using
anything but that, and set/test/clear_bit().

It lets the reader know how it's used.