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Re: [Qemu-devel] [PATCH] util/hbitmap: Add an API to reset all set bits
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-devel] [PATCH] util/hbitmap: Add an API to reset all set bits in hbitmap |
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Date: |
Fri, 08 May 2015 14:23:15 -0600 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 |
On 05/07/2015 07:12 PM, Wen Congyang wrote:
> The function bdrv_clear_dirty_bitmap() is updated to use
> faster hbitmap_reset_all() call.
>
> Signed-off-by: Wen Congyang <address@hidden>
> Signed-off-by: zhanghailiang <address@hidden>
> Signed-off-by: Gonglei <address@hidden>
> Acked-by: Paolo Bonzini <address@hidden>
> ---
> block.c | 2 +-
> include/qemu/hbitmap.h | 8 ++++++++
> tests/test-hbitmap.c | 38 ++++++++++++++++++++++++++++++++++++++
> util/hbitmap.c | 13 +++++++++++++
> 4 files changed, 60 insertions(+), 1 deletion(-)
Reviewed-by: Eric Blake <address@hidden>
> +void hbitmap_reset_all(HBitmap *hb)
> +{
> + unsigned int i;
> +
> + /* Same as hbitmap_alloc() except memset() */
maybe s/except memset()/except for memset() instead of malloc()/
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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