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| author | Peter Maydell <peter.maydell@linaro.org> | 2020-09-24 18:48:45 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2020-09-24 18:48:45 +0100 |
| commit | 8c1c07929feae876202ba26f07a540c5115c18cd (patch) | |
| tree | 20f6c8e2ac556bfb3c88a98c0d0cb2689de0263e /include/qemu/rcu.h | |
| parent | 1bd5556f6686365e76f7ff67fe67260c449e8345 (diff) | |
| parent | d73415a315471ac0b127ed3fad45c8ec5d711de1 (diff) | |
| download | focaccia-qemu-8c1c07929feae876202ba26f07a540c5115c18cd.tar.gz focaccia-qemu-8c1c07929feae876202ba26f07a540c5115c18cd.zip | |
Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging
Pull request This includes the atomic_ -> qatomic_ rename that touches many files and is prone to conflicts. # gpg: Signature made Wed 23 Sep 2020 17:08:43 BST # gpg: using RSA key 8695A8BFD3F97CDAAC35775A9CA4ABB381AB73C8 # gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" [full] # gpg: aka "Stefan Hajnoczi <stefanha@gmail.com>" [full] # Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35 775A 9CA4 ABB3 81AB 73C8 * remotes/stefanha/tags/block-pull-request: qemu/atomic.h: rename atomic_ to qatomic_ tests: add test-fdmon-epoll fdmon-poll: reset npfd when upgrading to fdmon-epoll gitmodules: add qemu.org vbootrom submodule gitmodules: switch to qemu.org meson mirror gitmodules: switch to qemu.org qboot mirror docs/system: clarify deprecation schedule virtio-crypto: don't modify elem->in/out_sg virtio-blk: undo destructive iov_discard_*() operations util/iov: add iov_discard_undo() virtio: add vhost-user-fs-ccw device libvhost-user: handle endianness as mandated by the spec MAINTAINERS: add Stefan Hajnoczi as block/nvme.c maintainer Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/qemu/rcu.h')
| -rw-r--r-- | include/qemu/rcu.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/include/qemu/rcu.h b/include/qemu/rcu.h index 0e375ebe13..515d327cf1 100644 --- a/include/qemu/rcu.h +++ b/include/qemu/rcu.h @@ -79,8 +79,8 @@ static inline void rcu_read_lock(void) return; } - ctr = atomic_read(&rcu_gp_ctr); - atomic_set(&p_rcu_reader->ctr, ctr); + ctr = qatomic_read(&rcu_gp_ctr); + qatomic_set(&p_rcu_reader->ctr, ctr); /* Write p_rcu_reader->ctr before reading RCU-protected pointers. */ smp_mb_placeholder(); @@ -100,12 +100,12 @@ static inline void rcu_read_unlock(void) * smp_mb_placeholder(), this ensures writes to p_rcu_reader->ctr * are sequentially consistent. */ - atomic_store_release(&p_rcu_reader->ctr, 0); + qatomic_store_release(&p_rcu_reader->ctr, 0); /* Write p_rcu_reader->ctr before reading p_rcu_reader->waiting. */ smp_mb_placeholder(); - if (unlikely(atomic_read(&p_rcu_reader->waiting))) { - atomic_set(&p_rcu_reader->waiting, false); + if (unlikely(qatomic_read(&p_rcu_reader->waiting))) { + qatomic_set(&p_rcu_reader->waiting, false); qemu_event_set(&rcu_gp_event); } } |