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Re: [Qemu-block] [2.4 PATCH v3 06/19] hbitmap: cache array lengths


From: Max Reitz
Subject: Re: [Qemu-block] [2.4 PATCH v3 06/19] hbitmap: cache array lengths
Date: Mon, 16 Mar 2015 16:53:09 -0400
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0

On 2015-03-13 at 14:30, John Snow wrote:
As a convenience: between incremental backups, bitmap migrations
and bitmap persistence we seem to need to recalculate these a lot.

Because the lengths are a little bit-twiddly, let's just solidly
cache them and be done with it.

Signed-off-by: John Snow <address@hidden>
---
  util/hbitmap.c | 4 ++++
  1 file changed, 4 insertions(+)

Reviewed-by: Max Reitz <address@hidden>



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