Re: [RFC PATCH 04/20] Make QEMUFile buf expandable, and introduce qemu_realloc_buffer() and qemu_clear_buffer().

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On 04/23/2010 04:53 AM, Avi Kivity wrote:
On 04/21/2010 08:57 AM, Yoshiaki Tamura wrote:
Currently buf size is fixed at 32KB.  It would be useful if it could
be flexible.


Why is this needed? The real buffering is in the kernel anyways; this is only used to reduce the number of write() syscalls.

With vmstate, we really shouldn't need to do this magic anymore as an optimization.

Regards,

Anthony Liguori

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