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# Date Author Comment
8238010b 01/15/2013 11:03 am Paolo Bonzini

block: make discard asynchronous

This is easy with the thread pool, because we can use s->is_xfs and
s->has_discard from the worker function.

QEMU has a widespread assumption that each I/O operation writes less
than 2^32 bytes. This patch doesn't fix it throughout of course,...
a2736526 10/31/2012 11:38 am Paolo Bonzini

raw-win32: implement native asynchronous I/O

With the new support for EventNotifiers in the AIO event loop, we
can hook a completion port to every opened file and use asynchronous
I/O on them.

Wine's support is extremely inefficient, also because it really does...
9f8540ec 10/31/2012 11:38 am Paolo Bonzini

raw-posix: rename raw-posix-aio.h, hide unavailable prototypes

Signed-off-by: Paolo Bonzini <>