Re: [PATCH next 10/11] block: Use a boolean expression instead of max() on booleans

From: Dan Carpenter
Date: Mon Jan 29 2024 - 05:16:52 EST


On Mon, Jan 29, 2024 at 09:22:40AM +0000, David Laight wrote:
> From: Jani Nikula
> > Sent: 29 January 2024 09:08
> >
> > On Sun, 28 Jan 2024, David Laight <David.Laight@xxxxxxxxxx> wrote:
> > > blk_stack_limits() contains:
> > > t->zoned = max(t->zoned, b->zoned);
> > > These are bool, so it is just a bitwise or.
> >
> > Should be a logical or, really. And || in code.
>
> Not really, bitwise is fine for bool (especially for 'or')
> and generates better code.

For | vs || the type doesn't make a difference... It makes a difference
for AND. "0x1 & 0x10" vs "0x1 && 0x10".

regards,
dan carpenter