remove ceph code

[stor4nfv.git] / src / ceph / src / mds / inode_backtrace.cc

diff --git a/src/ceph/src/mds/inode_backtrace.cc b/src/ceph/src/mds/inode_backtrace.cc
deleted file mode 100644 (file)
index 314f175..0000000
--- a/src/ceph/src/mds/inode_backtrace.cc
+++ /dev/null
@@ -1,162 +0,0 @@
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- 
-// vim: ts=8 sw=2 smarttab
-
-#include "inode_backtrace.h"
-
-#include "common/Formatter.h"
-
-/* inode_backpointer_t */
-
-void inode_backpointer_t::encode(bufferlist& bl) const
-{
-  ENCODE_START(2, 2, bl);
-  ::encode(dirino, bl);
-  ::encode(dname, bl);
-  ::encode(version, bl);
-  ENCODE_FINISH(bl);
-}
-
-void inode_backpointer_t::decode(bufferlist::iterator& bl)
-{
-  DECODE_START_LEGACY_COMPAT_LEN(2, 2, 2, bl);
-  ::decode(dirino, bl);
-  ::decode(dname, bl);
-  ::decode(version, bl);
-  DECODE_FINISH(bl);
-}
-
-void inode_backpointer_t::decode_old(bufferlist::iterator& bl)
-{
-  ::decode(dirino, bl);
-  ::decode(dname, bl);
-  ::decode(version, bl);
-}
-
-void inode_backpointer_t::dump(Formatter *f) const
-{
-  f->dump_unsigned("dirino", dirino);
-  f->dump_string("dname", dname);
-  f->dump_unsigned("version", version);
-}
-
-void inode_backpointer_t::generate_test_instances(list<inode_backpointer_t*>& ls)
-{
-  ls.push_back(new inode_backpointer_t);
-  ls.push_back(new inode_backpointer_t);
-  ls.back()->dirino = 1;
-  ls.back()->dname = "foo";
-  ls.back()->version = 123;
-}
-
-
-/*
- * inode_backtrace_t
- */
-
-void inode_backtrace_t::encode(bufferlist& bl) const
-{
-  ENCODE_START(5, 4, bl);
-  ::encode(ino, bl);
-  ::encode(ancestors, bl);
-  ::encode(pool, bl);
-  ::encode(old_pools, bl);
-  ENCODE_FINISH(bl);
-}
-
-void inode_backtrace_t::decode(bufferlist::iterator& bl)
-{
-  DECODE_START_LEGACY_COMPAT_LEN(5, 4, 4, bl);
-  if (struct_v < 3)
-    return;  // sorry, the old data was crap
-  ::decode(ino, bl);
-  if (struct_v >= 4) {
-    ::decode(ancestors, bl);
-  } else {
-    __u32 n;
-    ::decode(n, bl);
-    while (n--) {
-      ancestors.push_back(inode_backpointer_t());
-      ancestors.back().decode_old(bl);
-    }
-  }
-  if (struct_v >= 5) {
-    ::decode(pool, bl);
-    ::decode(old_pools, bl);
-  }
-  DECODE_FINISH(bl);
-}
-
-void inode_backtrace_t::dump(Formatter *f) const
-{
-  f->dump_unsigned("ino", ino);
-  f->open_array_section("ancestors");
-  for (vector<inode_backpointer_t>::const_iterator p = ancestors.begin(); p != ancestors.end(); ++p) {
-    f->open_object_section("backpointer");
-    p->dump(f);
-    f->close_section();
-  }
-  f->close_section();
-  f->dump_int("pool", pool);
-  f->open_array_section("old_pools");
-  for (set<int64_t>::iterator p = old_pools.begin(); p != old_pools.end(); ++p) {
-    f->dump_int("old_pool", *p);
-  }
-  f->close_section();
-}
-
-void inode_backtrace_t::generate_test_instances(list<inode_backtrace_t*>& ls)
-{
-  ls.push_back(new inode_backtrace_t);
-  ls.push_back(new inode_backtrace_t);
-  ls.back()->ino = 1;
-  ls.back()->ancestors.push_back(inode_backpointer_t());
-  ls.back()->ancestors.back().dirino = 123;
-  ls.back()->ancestors.back().dname = "bar";
-  ls.back()->ancestors.back().version = 456;
-  ls.back()->pool = 0;
-  ls.back()->old_pools.insert(10);
-  ls.back()->old_pools.insert(7);
-}
-
-int inode_backtrace_t::compare(const inode_backtrace_t& other,
-                               bool *equivalent, bool *divergent) const
-{
-  int min_size = MIN(ancestors.size(),other.ancestors.size());
-  *equivalent = true;
-  *divergent = false;
-  if (min_size == 0)
-    return 0;
-  int comparator = 0;
-  if (ancestors[0].version > other.ancestors[0].version)
-    comparator = 1;
-  else if (ancestors[0].version < other.ancestors[0].version)
-    comparator = -1;
-  if (ancestors[0].dirino != other.ancestors[0].dirino ||
-      ancestors[0].dname != other.ancestors[0].dname)
-    *divergent = true;
-  for (int i = 1; i < min_size; ++i) {
-    if (*divergent) {
-      /**
-       * we already know the dentries and versions are
-       * incompatible; no point checking farther
-       */
-      break;
-    }
-    if (ancestors[i].dirino != other.ancestors[i].dirino ||
-        ancestors[i].dname != other.ancestors[i].dname) {
-      *equivalent = false;
-      return comparator;
-    } else if (ancestors[i].version > other.ancestors[i].version) {
-      if (comparator < 0)
-        *divergent = true;
-      comparator = 1;
-    } else if (ancestors[i].version < other.ancestors[i].version) {
-      if (comparator > 0)
-        *divergent = true;
-      comparator = -1;
-    }
-  }
-  if (*divergent)
-    *equivalent = false;
-  return comparator;
-}