On Thu, 10 Aug 2023 01:45:47 GMT, Alex Menkov <amen...@openjdk.org> wrote:
> The change fixes several issues with capability management: > - handling can_support_virtual_threads capability. > JvmtiExport::can_support_virtual_threads() should be set to true if we have > one or more agent with can_support_virtual_threads capability; > - JvmtiManageCapabilities (used by > GetPotentialCapabilities/AddCapabilities/RelinquishCapabilities/GetCapabilities) > is not thread safe; > - SuspendAllVirtualThreads and ResumeAllVirtualThreads should check > capability on the caller agent (and not > JvmtiExport::can_support_virtual_threads()). > > Testing: tier1..5 This pull request has now been integrated. Changeset: b38bcae1 Author: Alex Menkov <amen...@openjdk.org> URL: https://git.openjdk.org/jdk/commit/b38bcae1bad399d0a3ffc091835bf89140550bc2 Stats: 53 lines in 3 files changed: 47 ins; 0 del; 6 mod 8313656: assert(!JvmtiExport::can_support_virtual_threads()) with -XX:-DoJVMTIVirtualThreadTransitions Reviewed-by: sspitsyn, lmesnik ------------- PR: https://git.openjdk.org/jdk/pull/15219
