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Re: [Qemu-devel] [PATCH v18 05/10] xbitmap: add more operations
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From: |
Matthew Wilcox |
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Subject: |
Re: [Qemu-devel] [PATCH v18 05/10] xbitmap: add more operations |
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Date: |
Fri, 1 Dec 2017 09:25:19 -0800 |
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User-agent: |
Mutt/1.9.1 (2017-09-22) |
On Fri, Dec 01, 2017 at 03:09:08PM +0000, Wang, Wei W wrote:
> On Friday, December 1, 2017 9:02 PM, Tetsuo Handa wrote:
> > If start == end is legal,
> >
> > for (; start < end; start = (start | (IDA_BITMAP_BITS - 1)) + 1) {
> >
> > makes this loop do nothing because 10 < 10 is false.
>
> How about "start <= end "?
Don't ask Tetsuo for his opinion, write some userspace code that uses it.
Re: [Qemu-devel] [PATCH v18 05/10] xbitmap: add more operations, Matthew Wilcox, 2017/12/01