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# Date Author Comment
c9db92fc 01/17/2009 08:49 am blueswir1

Use kill instead of sigqueue: re-enables AIO on OpenBSD

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6360 c046a42c-6fe2-441c-8c8c-71466251a162
f094a782 01/13/2009 05:13 pm aliguori

Fix race in POSIX AIO emulation (Jan Kiszka)

When we cancel an AIO request that is already being processed by
aio_thread, qemu_paio_cancel should return QEMU_PAIO_NOTCANCELED as long
as aio_thread isn't done with this request. But as the latter currently...
1d6198c3 12/13/2008 11:32 am blueswir1

Remove unnecessary trailing newlines

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6000 c046a42c-6fe2-441c-8c8c-71466251a162
3c529d93 12/12/2008 06:41 pm aliguori

Replace posix-aio with custom thread pool

glibc implements posix-aio as a thread pool and imposes a number of limitations.

1) it limits one request per-file descriptor. we hack around this by dup()'ing
file descriptors which is hideously ugly

2) it's impossible to add new interfaces and we need a vectored read/write...