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io: simplify qio_channel_attach_aio_context 

If properly preceded by qio_channel_detach_aio_context, this function really
has nothing to do except setting ioc->ctx.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
This commit is contained in:
Paolo Bonzini 2017-05-26 11:36:41 +02:00 committed by Daniel P. Berrange
parent 9964e96dc9
commit 8f7168b343
1 changed files with 2 additions and 8 deletions
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io/channel.c
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@ -279,15 +279,9 @@ static void qio_channel_set_aio_fd_handlers(QIOChannel *ioc)
void qio_channel_attach_aio_context(QIOChannel *ioc,
AioContext *ctx)
{
AioContext *old_ctx;
if (ioc->ctx == ctx) {
return;
}
old_ctx = ioc->ctx ? ioc->ctx : iohandler_get_aio_context();
qio_channel_set_aio_fd_handler(ioc, old_ctx, NULL, NULL, NULL);
assert(!ioc->read_coroutine);
assert(!ioc->write_coroutine);
ioc->ctx = ctx;
qio_channel_set_aio_fd_handlers(ioc);
}
void qio_channel_detach_aio_context(QIOChannel *ioc)