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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:54:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:54:28 +0000
commite6918187568dbd01842d8d1d2c808ce16a894239 (patch)
tree64f88b554b444a49f656b6c656111a145cbbaa28 /src/librbd/cache/pwl/Builder.h
parentInitial commit. (diff)
downloadceph-e6918187568dbd01842d8d1d2c808ce16a894239.tar.xz
ceph-e6918187568dbd01842d8d1d2c808ce16a894239.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/cache/pwl/Builder.h')
-rw-r--r--src/librbd/cache/pwl/Builder.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/src/librbd/cache/pwl/Builder.h b/src/librbd/cache/pwl/Builder.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_LIBRBD_CACHE_PWL_BUILDER_H
+#define CEPH_LIBRBD_CACHE_PWL_BUILDER_H
+
+namespace librbd {
+namespace cache {
+namespace pwl {
+
+template <typename T>
+class Builder {
+public:
+ virtual ~Builder() {}
+ virtual std::shared_ptr<WriteLogEntry> create_write_log_entry(
+ uint64_t image_offset_bytes, uint64_t write_bytes) = 0;
+ virtual std::shared_ptr<WriteLogEntry> create_write_log_entry(
+ std::shared_ptr<SyncPointLogEntry> sync_point_entry,
+ uint64_t image_offset_bytes, uint64_t write_bytes) = 0;
+ virtual std::shared_ptr<WriteLogEntry> create_writesame_log_entry(
+ uint64_t image_offset_bytes, uint64_t write_bytes,
+ uint32_t data_length) = 0;
+ virtual std::shared_ptr<WriteLogEntry> create_writesame_log_entry(
+ std::shared_ptr<SyncPointLogEntry> sync_point_entry,
+ uint64_t image_offset_bytes, uint64_t write_bytes,
+ uint32_t data_length) = 0;
+ virtual C_WriteRequest<T> *create_write_request(
+ T &pwl, utime_t arrived, io::Extents &&image_extents,
+ bufferlist&& bl, const int fadvise_flags, ceph::mutex &lock,
+ PerfCounters *perfcounter, Context *user_req) = 0;
+ virtual C_WriteSameRequest<T> *create_writesame_request(
+ T &pwl, utime_t arrived, io::Extents &&image_extents,
+ bufferlist&& bl, const int fadvise_flags, ceph::mutex &lock,
+ PerfCounters *perfcounter, Context *user_req) = 0;
+ virtual C_WriteRequest<T> *create_comp_and_write_request(
+ T &pwl, utime_t arrived, io::Extents &&image_extents,
+ bufferlist&& cmp_bl, bufferlist&& bl, uint64_t *mismatch_offset,
+ const int fadvise_flags, ceph::mutex &lock,
+ PerfCounters *perfcounter, Context *user_req) = 0;
+ virtual std::shared_ptr<WriteLogOperation> create_write_log_operation(
+ WriteLogOperationSet &set, uint64_t image_offset_bytes,
+ uint64_t write_bytes, CephContext *cct,
+ std::shared_ptr<WriteLogEntry> write_log_entry) = 0;
+ virtual std::shared_ptr<WriteLogOperation> create_write_log_operation(
+ WriteLogOperationSet &set, uint64_t image_offset_bytes,
+ uint64_t write_bytes, uint32_t data_len, CephContext *cct,
+ std::shared_ptr<WriteLogEntry> writesame_log_entry) = 0;
+ virtual std::shared_ptr<pwl::DiscardLogOperation> create_discard_log_operation(
+ std::shared_ptr<SyncPoint> sync_point, uint64_t image_offset_bytes,
+ uint64_t write_bytes, uint32_t discard_granularity_bytes,
+ utime_t dispatch_time, PerfCounters *perfcounter, CephContext *cct) = 0;
+ virtual C_ReadRequest *create_read_request(CephContext *cct, utime_t arrived,
+ PerfCounters *perfcounter, ceph::bufferlist *bl, Context *on_finish) = 0;
+
+};
+
+} // namespace pwl
+} // namespace cache
+} // namespace librbd
+
+#endif // CEPH_LIBRBD_CACHE_PWL_BUILDER_H