X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fsrc%2Fos%2Fbluestore%2FBitmapFreelistManager.h;fp=src%2Fceph%2Fsrc%2Fos%2Fbluestore%2FBitmapFreelistManager.h;h=0000000000000000000000000000000000000000;hb=7da45d65be36d36b880cc55c5036e96c24b53f00;hp=10982545b73f035043194384576c702be40a744a;hpb=691462d09d0987b47e112d6ee8740375df3c51b2;p=stor4nfv.git diff --git a/src/ceph/src/os/bluestore/BitmapFreelistManager.h b/src/ceph/src/os/bluestore/BitmapFreelistManager.h deleted file mode 100644 index 1098254..0000000 --- a/src/ceph/src/os/bluestore/BitmapFreelistManager.h +++ /dev/null @@ -1,73 +0,0 @@ -// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- -// vim: ts=8 sw=2 smarttab - -#ifndef CEPH_OS_BLUESTORE_BITMAPFREELISTMANAGER_H -#define CEPH_OS_BLUESTORE_BITMAPFREELISTMANAGER_H - -#include "FreelistManager.h" - -#include -#include - -#include "include/buffer.h" -#include "kv/KeyValueDB.h" - -class BitmapFreelistManager : public FreelistManager { - std::string meta_prefix, bitmap_prefix; - KeyValueDB *kvdb; - ceph::shared_ptr merge_op; - std::mutex lock; - - uint64_t size; ///< size of device (bytes) - uint64_t bytes_per_block; ///< bytes per block (bdev_block_size) - uint64_t blocks_per_key; ///< blocks (bits) per key/value pair - uint64_t bytes_per_key; ///< bytes per key/value pair - uint64_t blocks; ///< size of device (blocks, size rounded up) - - uint64_t block_mask; ///< mask to convert byte offset to block offset - uint64_t key_mask; ///< mask to convert offset to key offset - - bufferlist all_set_bl; - - KeyValueDB::Iterator enumerate_p; - uint64_t enumerate_offset; ///< logical offset; position - bufferlist enumerate_bl; ///< current key at enumerate_offset - int enumerate_bl_pos; ///< bit position in enumerate_bl - - uint64_t _get_offset(uint64_t key_off, int bit) { - return key_off + bit * bytes_per_block; - } - - void _init_misc(); - - void _verify_range(uint64_t offset, uint64_t length, int val); - void _xor( - uint64_t offset, uint64_t length, - KeyValueDB::Transaction txn); - -public: - BitmapFreelistManager(CephContext* cct, KeyValueDB *db, string meta_prefix, - string bitmap_prefix); - - static void setup_merge_operator(KeyValueDB *db, string prefix); - - int create(uint64_t size, uint64_t min_alloc_size, - KeyValueDB::Transaction txn) override; - - int init(uint64_t dev_size) override; - void shutdown() override; - - void dump() override; - - void enumerate_reset() override; - bool enumerate_next(uint64_t *offset, uint64_t *length) override; - - void allocate( - uint64_t offset, uint64_t length, - KeyValueDB::Transaction txn) override; - void release( - uint64_t offset, uint64_t length, - KeyValueDB::Transaction txn) override; -}; - -#endif