Merge pull request ceph#24040 from rzarzynski/wip-common-bl-drop-raw_…

…mmap_pages common: drop the unused buffer::raw_mmap_pages. Reviewed-by: Matt Benjamin <[email protected]> Reviewed-by: Kefu Chai <[email protected]>
yuvalif · Sep 12, 2018 · a2d3049 · a2d3049
2 parents cdfcb0f + f654ede
commit a2d3049
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diff --git a/src/common/buffer.cc b/src/common/buffer.cc
@@ -252,28 +252,6 @@ using namespace ceph;
   };
 
 #ifndef __CYGWIN__
-  class buffer::raw_mmap_pages : public buffer::raw {
-  public:
-    MEMPOOL_CLASS_HELPERS();
-
-    explicit raw_mmap_pages(unsigned l) : raw(l) {
-      data = (char*)::mmap(NULL, len, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANON, -1, 0);
-      if (!data)
-	throw bad_alloc();
-      inc_total_alloc(len);
-      inc_history_alloc(len);
-      bdout << "raw_mmap " << this << " alloc " << (void *)data << " " << l << " " << buffer::get_total_alloc() << bendl;
-    }
-    ~raw_mmap_pages() override {
-      ::munmap(data, len);
-      dec_total_alloc(len);
-      bdout << "raw_mmap " << this << " free " << (void *)data << " " << buffer::get_total_alloc() << bendl;
-    }
-    raw* clone_empty() override {
-      return new raw_mmap_pages(len);
-    }
-  };
-
   class buffer::raw_posix_aligned : public buffer::raw {
     unsigned align;
   public:
@@ -2635,8 +2613,6 @@ std::ostream& buffer::operator<<(std::ostream& out, const buffer::error& e)
 
 MEMPOOL_DEFINE_OBJECT_FACTORY(buffer::raw_malloc, buffer_raw_malloc,
 			      buffer_meta);
-MEMPOOL_DEFINE_OBJECT_FACTORY(buffer::raw_mmap_pages, buffer_raw_mmap_pagse,
-			      buffer_meta);
 MEMPOOL_DEFINE_OBJECT_FACTORY(buffer::raw_posix_aligned,
 			      buffer_raw_posix_aligned, buffer_meta);
 #ifdef CEPH_HAVE_SPLICE

diff --git a/src/include/buffer.h b/src/include/buffer.h
@@ -146,7 +146,6 @@ namespace buffer CEPH_BUFFER_API {
   class raw;
   class raw_malloc;
   class raw_static;
-  class raw_mmap_pages;
   class raw_posix_aligned;
   class raw_hack_aligned;
   class raw_char;