diff options
| author | Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com> | 2007-11-28 14:22:28 +0000 |
|---|---|---|
| committer | Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com> | 2007-11-28 14:22:28 +0000 |
| commit | 5a2f398eca68b2b0330ddcec2b222bf76875f82f (patch) | |
| tree | eb916885f04126e7e48b56fe02de6b44f0493c17 /src/FileAllocationEntry.cc | |
| parent | a022a1826bb573028f264bc6edbc564c0d488bbc (diff) | |
2007-11-28 Tatsuhiro Tsujikawa <tujikawa at rednoah dot com>
Added direct I/O support. The current implementation uses O_DIRECT,
which is not posix standard and is tested on linux 2.6.21.
Currently only file allocation uses direct I/O.
* src/SingleFileAllocationIterator.{h, cc}
* test/SingleFileAllocationIteratorTest.cc
* src/MultiFileAllocationIterator.{h, cc}
* test/MultiFileAllocationIteratorTest.cc
* src/BinaryStream.h
* src/DiskWriter.h
* src/AbstractDiskWriter.{h, cc}
* src/ByteArrayDiskWriter.h
* src/DiskAdaptor.h
* src/AbstractSingleDiskAdaptor.{h, cc}
* src/MultiDiskAdaptor.{h, cc}
* src/FileAllocationEntry.cc
* src/Util.{h, cc}
* src/OptionHandlerFactory.cc
* src/prefs.h
* src/version_usage.cc
* src/option_processing.cc
Moved FileAllocationMan::markCurrentFileAllocationEntryDone() to
handleException.
* src/MultiFileAllocationIterator.cc
Added EINTR handling
* src/SocketCore.cc
Diffstat (limited to 'src/FileAllocationEntry.cc')
| -rw-r--r-- | src/FileAllocationEntry.cc | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/src/FileAllocationEntry.cc b/src/FileAllocationEntry.cc index af9c67c1..5bc39ee9 100644 --- a/src/FileAllocationEntry.cc +++ b/src/FileAllocationEntry.cc @@ -38,13 +38,24 @@ #include "RequestGroup.h" #include "PieceStorage.h" #include "DiskAdaptor.h" +#include "prefs.h" +#include "Option.h" FileAllocationEntry::FileAllocationEntry(RequestGroup* requestGroup, Command* nextCommand): RequestGroupEntry(requestGroup, nextCommand), _fileAllocationIterator(requestGroup->getPieceStorage()->getDiskAdaptor()->fileAllocationIterator()) -{} +{ + if(_requestGroup->getOption()->getAsBool(PREF_ENABLE_DIRECT_IO)) { + _requestGroup->getPieceStorage()->getDiskAdaptor()->enableDirectIO(); + } +} -FileAllocationEntry:: ~FileAllocationEntry() {} +FileAllocationEntry:: ~FileAllocationEntry() +{ + if(_requestGroup->getOption()->getAsBool(PREF_ENABLE_DIRECT_IO)) { + _requestGroup->getPieceStorage()->getDiskAdaptor()->disableDirectIO(); + } +} int64_t FileAllocationEntry::getCurrentLength() { |