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author | Richard Henderson <richard.henderson@linaro.org> | 2022-05-12 10:52:15 -0700 |
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committer | Richard Henderson <richard.henderson@linaro.org> | 2022-05-12 10:52:15 -0700 |
commit | 9de5f2b40860c5f8295e73fea9922df6f0b8d89a (patch) | |
tree | 042811440df6511a136fc2c40ffab0aeead1a568 /util | |
parent | b32b3897f8b8f2f17425c22ea229ea6ebcb7d552 (diff) | |
parent | 333dbac358acc6cc174029263d633a22f66584b4 (diff) | |
download | qemu-9de5f2b40860c5f8295e73fea9922df6f0b8d89a.zip qemu-9de5f2b40860c5f8295e73fea9922df6f0b8d89a.tar.gz qemu-9de5f2b40860c5f8295e73fea9922df6f0b8d89a.tar.bz2 |
Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging
* small cleanups for pc-bios/optionrom Makefiles
* checkpatch: fix g_malloc check
* fix mremap() and RDMA detection
* confine igd-passthrough-isa-bridge to Xen-enabled builds
* cover PCI in arm-virt machine qtests
* add -M boot and -M mem compound properties
* bump SLIRP submodule
* support CFI with system libslirp (>= 4.7)
* clean up CoQueue wakeup functions
* fix vhost-vsock regression
* fix --disable-vnc compilation
* other minor bugfixes
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# gpg: Signature made Thu 12 May 2022 05:25:07 AM PDT
# gpg: using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg: issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [undefined]
# gpg: aka "Paolo Bonzini <pbonzini@redhat.com>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg: There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4 E2F7 7E15 100C CD36 69B1
# Subkey fingerprint: F133 3857 4B66 2389 866C 7682 BFFB D25F 78C7 AE83
* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (27 commits)
vmxcap: add tertiary execution controls
vl: make machine type deprecation a warning
meson: link libpng independent of vnc
vhost-backend: do not depend on CONFIG_VHOST_VSOCK
coroutine-lock: qemu_co_queue_restart_all is a coroutine-only qemu_co_enter_all
coroutine-lock: introduce qemu_co_queue_enter_all
coroutine-lock: qemu_co_queue_next is a coroutine-only qemu_co_enter_next
net: slirp: allow CFI with libslirp >= 4.7
net: slirp: add support for CFI-friendly timer API
net: slirp: switch to slirp_new
net: slirp: introduce a wrapper struct for QemuTimer
slirp: bump submodule past 4.7 release
machine: move more memory validation to Machine object
machine: make memory-backend a link property
machine: add mem compound property
machine: add boot compound property
machine: use QAPI struct for boot configuration
tests/qtest/libqos: Add generic pci host bridge in arm-virt machine
tests/qtest/libqos: Skip hotplug tests if pci root bus is not hotpluggable
tests/qtest/libqos/pci: Introduce pio_limit
...
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'util')
-rw-r--r-- | util/qemu-coroutine-lock.c | 47 |
1 files changed, 19 insertions, 28 deletions
diff --git a/util/qemu-coroutine-lock.c b/util/qemu-coroutine-lock.c index 2669403..9ad24ab 100644 --- a/util/qemu-coroutine-lock.c +++ b/util/qemu-coroutine-lock.c @@ -67,34 +67,6 @@ void coroutine_fn qemu_co_queue_wait_impl(CoQueue *queue, QemuLockable *lock) } } -static bool qemu_co_queue_do_restart(CoQueue *queue, bool single) -{ - Coroutine *next; - - if (QSIMPLEQ_EMPTY(&queue->entries)) { - return false; - } - - while ((next = QSIMPLEQ_FIRST(&queue->entries)) != NULL) { - QSIMPLEQ_REMOVE_HEAD(&queue->entries, co_queue_next); - aio_co_wake(next); - if (single) { - break; - } - } - return true; -} - -bool qemu_co_queue_next(CoQueue *queue) -{ - return qemu_co_queue_do_restart(queue, true); -} - -void qemu_co_queue_restart_all(CoQueue *queue) -{ - qemu_co_queue_do_restart(queue, false); -} - bool qemu_co_enter_next_impl(CoQueue *queue, QemuLockable *lock) { Coroutine *next; @@ -115,6 +87,25 @@ bool qemu_co_enter_next_impl(CoQueue *queue, QemuLockable *lock) return true; } +bool coroutine_fn qemu_co_queue_next(CoQueue *queue) +{ + /* No unlock/lock needed in coroutine context. */ + return qemu_co_enter_next_impl(queue, NULL); +} + +void qemu_co_enter_all_impl(CoQueue *queue, QemuLockable *lock) +{ + while (qemu_co_enter_next_impl(queue, lock)) { + /* just loop */ + } +} + +void coroutine_fn qemu_co_queue_restart_all(CoQueue *queue) +{ + /* No unlock/lock needed in coroutine context. */ + qemu_co_enter_all_impl(queue, NULL); +} + bool qemu_co_queue_empty(CoQueue *queue) { return QSIMPLEQ_FIRST(&queue->entries) == NULL; |