[Qemu-block] [PATCH 1/3] curl: do not use aio_context_acquire/release

Now that all bottom halves and callbacks take care of taking the AioContext lock, we can migrate some users away from it and to a specific QemuMutex or CoMutex. Protect BDRVCURLState access with a QemuMutex. Reviewed-by: Stefan Hajnoczi Signed-off-by: Paolo Bonzini

[Qemu-block] [PATCH 1/3] curl: do not use aio_context_acquire/release

Now that all bottom halves and callbacks take care of taking the AioContext lock, we can migrate some users away from it and to a specific QemuMutex or CoMutex. Protect BDRVCURLState access with a QemuMutex. Signed-off-by: Paolo Bonzini --- block/curl.c | 24