On Wed, Feb 22, 2017 at 07:07:22PM +0100, Paolo Bonzini wrote: > aio_context_acquire/release are only going away as soon as the block layer > becomes thread-safe, but we can already move away to other finer-grained > mutex whenever possible. > > These three drivers don't use coroutines, hence a QemuMutex is a fine > primitive to use for protecting any per-BDS data in the libraries > they use. The QemuMutex must protect any fd handlers or bottom halves, > and also the BlockDriver callbacks which were implicitly being called > under aio_context_acquire. > > Paolo > > v1->v2: missing unlock in error paths (patch 2, Stefan) > > Paolo Bonzini (3): > curl: do not use aio_context_acquire/release > nfs: do not use aio_context_acquire/release > iscsi: do not use aio_context_acquire/release > > block/curl.c | 24 ++++++++++------- > block/iscsi.c | 83 > +++++++++++++++++++++++++++++++++++++++++++++-------------- > block/nfs.c | 23 ++++++++++++++--- > 3 files changed, 98 insertions(+), 32 deletions(-) > > -- > 2.9.3 >
Thanks, applied to my block tree: https://github.com/stefanha/qemu/commits/block Stefan
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