X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fsrc%2Fosdc%2FWritebackHandler.h;fp=src%2Fceph%2Fsrc%2Fosdc%2FWritebackHandler.h;h=0000000000000000000000000000000000000000;hb=7da45d65be36d36b880cc55c5036e96c24b53f00;hp=bf90fdd0ac000f9011a80a6943e65dc057002ace;hpb=691462d09d0987b47e112d6ee8740375df3c51b2;p=stor4nfv.git diff --git a/src/ceph/src/osdc/WritebackHandler.h b/src/ceph/src/osdc/WritebackHandler.h deleted file mode 100644 index bf90fdd..0000000 --- a/src/ceph/src/osdc/WritebackHandler.h +++ /dev/null @@ -1,56 +0,0 @@ -// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- -// vim: ts=8 sw=2 smarttab -#ifndef CEPH_OSDC_WRITEBACKHANDLER_H -#define CEPH_OSDC_WRITEBACKHANDLER_H - -#include "include/Context.h" -#include "include/types.h" -#include "osd/osd_types.h" - -class WritebackHandler { - public: - WritebackHandler() {} - virtual ~WritebackHandler() {} - - virtual void read(const object_t& oid, uint64_t object_no, - const object_locator_t& oloc, uint64_t off, uint64_t len, - snapid_t snapid, bufferlist *pbl, uint64_t trunc_size, - __u32 trunc_seq, int op_flags, - const ZTracer::Trace &parent_trace, Context *onfinish) = 0; - /** - * check if a given extent read result may change due to a write - * - * Check if the content we see at the given read offset may change - * due to a write to this object. - * - * @param oid object - * @param read_off read offset - * @param read_len read length - * @param snapid read snapid - */ - virtual bool may_copy_on_write(const object_t& oid, uint64_t read_off, - uint64_t read_len, snapid_t snapid) = 0; - virtual ceph_tid_t write(const object_t& oid, const object_locator_t& oloc, - uint64_t off, uint64_t len, - const SnapContext& snapc, - const bufferlist &bl, ceph::real_time mtime, - uint64_t trunc_size, __u32 trunc_seq, - ceph_tid_t journal_tid, - const ZTracer::Trace &parent_trace, - Context *oncommit) = 0; - - virtual void overwrite_extent(const object_t& oid, uint64_t off, uint64_t len, - ceph_tid_t original_journal_tid, - ceph_tid_t new_journal_tid) {} - - virtual bool can_scattered_write() { return false; } - virtual ceph_tid_t write(const object_t& oid, const object_locator_t& oloc, - vector >& io_vec, - const SnapContext& snapc, ceph::real_time mtime, - uint64_t trunc_size, __u32 trunc_seq, - Context *oncommit) { - return 0; - } -}; - -#endif