From: Sage Weil <sage@redhat.com>
Date: Tue, 3 Oct 2017 03:22:16 +0000 (-0500)
Subject: os/bluestore/BlueFS: drop get_fs_usage(); add get_used()
X-Git-Tag: v12.2.13~172^2~4
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=fa87d90e706f0669faac39c6b52d5f1c5c7e7567;p=ceph.git

os/bluestore/BlueFS: drop get_fs_usage(); add get_used()

Signed-off-by: Sage Weil <sage@redhat.com>
(cherry picked from commit 52cfc505fb36f6cc77e29b246db8e0e833116a23)

Conflicts:
	src/os/bluestore/BlueFS.cc

trivial resolution
---

diff --git a/src/os/bluestore/BlueFS.cc b/src/os/bluestore/BlueFS.cc
index 916138351a7..9330e27d396 100644
--- a/src/os/bluestore/BlueFS.cc
+++ b/src/os/bluestore/BlueFS.cc
@@ -220,14 +220,16 @@ int BlueFS::reclaim_blocks(unsigned id, uint64_t want,
   return 0;
 }
 
-uint64_t BlueFS::get_fs_usage()
+uint64_t BlueFS::get_used()
 {
   std::lock_guard<std::mutex> l(lock);
-  uint64_t total_bytes = 0;
-  for (auto& p : file_map) {
-    total_bytes += p.second->fnode.get_allocated();
+  uint64_t used = 0;
+  for (unsigned id = 0; id < MAX_BDEV; ++id) {
+    if (alloc[id]) {
+      used += block_all[id].size() - alloc[id]->get_free();
+    }
   }
-  return total_bytes;
+  return used;
 }
 
 uint64_t BlueFS::get_total(unsigned id)
diff --git a/src/os/bluestore/BlueFS.h b/src/os/bluestore/BlueFS.h
index 81ea1a1c574..6b3c57b1a8d 100644
--- a/src/os/bluestore/BlueFS.h
+++ b/src/os/bluestore/BlueFS.h
@@ -336,7 +336,7 @@ public:
   void collect_metadata(map<string,string> *pm);
   int fsck();
 
-  uint64_t get_fs_usage();
+  uint64_t get_used();
   uint64_t get_total(unsigned id);
   uint64_t get_free(unsigned id);
   void get_usage(vector<pair<uint64_t,uint64_t>> *usage); // [<free,total> ...]