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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /src/librbd/exclusive_lock/Policy.h | |
parent | Initial commit. (diff) | |
download | ceph-b26c4052f3542036551aa9dec9caa4226e456195.tar.xz ceph-b26c4052f3542036551aa9dec9caa4226e456195.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/librbd/exclusive_lock/Policy.h')
-rw-r--r-- | src/librbd/exclusive_lock/Policy.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/librbd/exclusive_lock/Policy.h b/src/librbd/exclusive_lock/Policy.h new file mode 100644 index 000000000..7064a6515 --- /dev/null +++ b/src/librbd/exclusive_lock/Policy.h @@ -0,0 +1,31 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#ifndef CEPH_LIBRBD_EXCLUSIVE_LOCK_POLICY_H +#define CEPH_LIBRBD_EXCLUSIVE_LOCK_POLICY_H + +namespace librbd { +namespace exclusive_lock { + +enum OperationRequestType { + OPERATION_REQUEST_TYPE_GENERAL = 0, + OPERATION_REQUEST_TYPE_TRASH_SNAP_REMOVE = 1, + OPERATION_REQUEST_TYPE_FORCE_PROMOTION = 2, +}; + +struct Policy { + virtual ~Policy() { + } + + virtual bool may_auto_request_lock() = 0; + virtual int lock_requested(bool force) = 0; + + virtual bool accept_blocked_request(OperationRequestType) { + return false; + } +}; + +} // namespace exclusive_lock +} // namespace librbd + +#endif // CEPH_LIBRBD_EXCLUSIVE_LOCK_POLICY_H |