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AIO deletion race fix
When deleting an fd event there is a chance the object doesn't getdeleted, but only ->deleted set positive and deleted somewhere later.
Now, if we create a handler for the fd again before the actualdeletion occurs, we end up writing data into an object that has...
toplevel: remove error handling from qemu_malloc() callers (Avi Kivity)
Signed-off-by: Avi Kivity <avi@redhat.com>Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6531 c046a42c-6fe2-441c-8c8c-71466251a162
Make sure to initialize fd_sets in aio.c
This was spotted by valgrind.
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5470 c046a42c-6fe2-441c-8c8c-71466251a162
Refactor AIO to allow multiple AIO implementations
This patch refactors the AIO layer to allow multiple AIO implementations. It'sonly possible because of the recent signalfd() patch.
Right now, the AIO infrastructure is pretty specific to the block raw backend....