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| author | Mark Salyzyn <salyzyn@google.com> | 2014-09-16 09:19:47 -0700 |
|---|---|---|
| committer | Mark Salyzyn <salyzyn@google.com> | 2014-09-29 17:40:10 +0000 |
| commit | f669acb01880216b6c1d29fc226f2c3ec3a6368a (patch) | |
| tree | ddb806912d2abdb7b526cae9fb7cedf1fec93623 | |
| parent | 68c19686e8f9b5a88e3b2729a453d03516be79f1 (diff) | |
| download | system_core-f669acb01880216b6c1d29fc226f2c3ec3a6368a.zip system_core-f669acb01880216b6c1d29fc226f2c3ec3a6368a.tar.gz system_core-f669acb01880216b6c1d29fc226f2c3ec3a6368a.tar.bz2 | |
logd: in nonblocking read, sched_yield() synchronization
- sched_yield and lock synchronization in reader thread
startup to give writer thread a chance to catch up
Bug: 17512203
Change-Id: I43cf0b4e2829b22b3ab4e537fa95ce13c76a869c
| -rw-r--r-- | logd/LogReader.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/logd/LogReader.cpp b/logd/LogReader.cpp index 8458c19..26df087 100644 --- a/logd/LogReader.cpp +++ b/logd/LogReader.cpp @@ -92,6 +92,11 @@ bool LogReader::onDataAvailable(SocketClient *cli) { bool nonBlock = false; if (strncmp(buffer, "dumpAndClose", 12) == 0) { + // Allow writer to get some cycles, and wait for pending notifications + sched_yield(); + LogTimeEntry::lock(); + LogTimeEntry::unlock(); + sched_yield(); nonBlock = true; } |