On Mon, Apr 06, 2020 at 03:13:16PM -0400, Paolo Bonzini wrote: > Patch 4 fixes qemu-img and qemu-io hangs on weakly-ordered architectures. > Patch 1-3 are related docs fixes and improvements. > > This is RFC because it relies on the iothread being locked during aio_poll > on the main AioContext. If I add assertions for this however I see a > failure for test 267, so I am posting it as a preview before I debug that. > The doc patches can also go in independently of course. > > Paolo > > Paolo Bonzini (4): > atomics: convert to reStructuredText > atomics: update documentation for C11 > rcu: do not mention atomic_mb_read/set in documentation > async: use explicit memory barriers > > docs/devel/atomics.rst | 385 +++++++++++++++++++++++++++++++++++++++ > docs/devel/atomics.txt | 403 ----------------------------------------- > docs/devel/index.rst | 1 + > docs/devel/rcu.txt | 4 +- > util/aio-posix.c | 9 +- > util/aio-win32.c | 8 +- > util/async.c | 12 +- > 7 files changed, 413 insertions(+), 409 deletions(-) > create mode 100644 docs/devel/atomics.rst > delete mode 100644 docs/devel/atomics.txt
I have left comments requesting clarifications, but the code change looks fine: Reviewed-by: Stefan Hajnoczi <stefa...@redhat.com>
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