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authorrvargas@google.com <rvargas@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2010-07-02 01:07:35 +0000
committerrvargas@google.com <rvargas@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2010-07-02 01:07:35 +0000
commit19695a2dc9e77d00bf7205225467ebf8ffb16da4 (patch)
treeb9274b10cbf335f8c7f30dad86cbda4ad607ac98 /net/disk_cache/file_posix.cc
parentd217dacf73359389da9bf64bc64742e525338aac (diff)
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Revert 51456 - Disk cache: Switch the disk cache to use the cache_thread.
Add an InFlightBackendIO class that handles posting of cacheoperations back and forth between the IO thread and the cachethread. BUG=26730 TEST=unit tests Review URL: http://codereview.chromium.org/2841034 TBR=rvargas@google.com Review URL: http://codereview.chromium.org/2881010 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@51469 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'net/disk_cache/file_posix.cc')
-rw-r--r--net/disk_cache/file_posix.cc13
1 files changed, 2 insertions, 11 deletions
diff --git a/net/disk_cache/file_posix.cc b/net/disk_cache/file_posix.cc
index 295f744..cf621f4 100644
--- a/net/disk_cache/file_posix.cc
+++ b/net/disk_cache/file_posix.cc
@@ -193,9 +193,6 @@ void InFlightIO::PostRead(disk_cache::File *file, void* buf, size_t buf_len,
io_list_.insert(operation.get());
file->AddRef(); // Balanced on InvokeCallback()
- if (!callback_thread_)
- callback_thread_ = MessageLoop::current();
-
WorkerPool::PostTask(FROM_HERE,
NewRunnableMethod(operation.get(), &BackgroundIO::Read),
true);
@@ -210,9 +207,6 @@ void InFlightIO::PostWrite(disk_cache::File* file, const void* buf,
io_list_.insert(operation.get());
file->AddRef(); // Balanced on InvokeCallback()
- if (!callback_thread_)
- callback_thread_ = MessageLoop::current();
-
WorkerPool::PostTask(FROM_HERE,
NewRunnableMethod(operation.get(), &BackgroundIO::Write,
delete_buffer),
@@ -225,8 +219,6 @@ void InFlightIO::WaitForPendingIO() {
IOList::iterator it = io_list_.begin();
InvokeCallback(*it, true);
}
- // Unit tests can use different threads.
- callback_thread_ = NULL;
}
// Runs on a worker thread.
@@ -380,9 +372,8 @@ size_t File::GetLength() {
// Static.
void File::WaitForPendingIO(int* num_pending_io) {
- // We may be running unit tests so we should allow InFlightIO to reset the
- // message loop.
- Singleton<InFlightIO>::get()->WaitForPendingIO();
+ if (*num_pending_io)
+ Singleton<InFlightIO>::get()->WaitForPendingIO();
}
} // namespace disk_cache