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| author | Paolo Bonzini <pbonzini@redhat.com> | 2015-07-10 12:32:32 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-09-09 15:34:55 +0200 |
| commit | 376692b9dc6f02303ee07a4146d08d8727d79c0c (patch) | |
| tree | 4e67dcac05713579e92b0a38935165e3cd2fd4e7 /include | |
| parent | 0c71d41e2aa3c7356500ae624166f3bb8c201aee (diff) | |
| download | qemu-376692b9dc6f02303ee07a4146d08d8727d79c0c.tar.gz qemu-376692b9dc6f02303ee07a4146d08d8727d79c0c.tar.bz2 qemu-376692b9dc6f02303ee07a4146d08d8727d79c0c.zip | |
cpus: protect work list with work_mutex
Protect the list of queued work items with something other than
the BQL, as a preparation for running the work items outside it.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: KONRAD Frederic <fred.konrad@greensocs.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/qom/cpu.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/include/qom/cpu.h b/include/qom/cpu.h index 2b4936ad2f..c3d610b988 100644 --- a/include/qom/cpu.h +++ b/include/qom/cpu.h @@ -243,6 +243,8 @@ struct kvm_run; * @mem_io_pc: Host Program Counter at which the memory was accessed. * @mem_io_vaddr: Target virtual address at which the memory was accessed. * @kvm_fd: vCPU file descriptor for KVM. + * @work_mutex: Lock to prevent multiple access to queued_work_*. + * @queued_work_first: First asynchronous work pending. * * State of one CPU core or thread. */ @@ -263,7 +265,6 @@ struct CPUState { uint32_t host_tid; bool running; struct QemuCond *halt_cond; - struct qemu_work_item *queued_work_first, *queued_work_last; bool thread_kicked; bool created; bool stop; @@ -274,6 +275,9 @@ struct CPUState { int64_t icount_extra; sigjmp_buf jmp_env; + QemuMutex work_mutex; + struct qemu_work_item *queued_work_first, *queued_work_last; + AddressSpace *as; struct AddressSpaceDispatch *memory_dispatch; MemoryListener *tcg_as_listener; |