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Commit 3fdeb48e authored by Andy McFadden's avatar Andy McFadden
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Reduce emulator logspam 

The emulator doesn't support systrace, but we should point that out
at most once per process.

Bug 7436352

Change-Id: I06b2c1ea0df6c02c11cd2496423c337f8d7c62a1
parent 0b2c9268

include/utils/Trace.h

+2 −0
Original line number Diff line number Diff line
@@ -54,6 +54,8 @@ 
#define ATRACE_TAG_CAMERA           (1<<10)

#define ATRACE_TAG_LAST             ATRACE_TAG_CAMERA



#define ATRACE_TAG_NOT_READY        (1LL<<63)   // Reserved for use during init



#define ATRACE_TAG_VALID_MASK ((ATRACE_TAG_LAST - 1) | ATRACE_TAG_LAST)



#ifndef ATRACE_TAG

libs/utils/Trace.cpp

+2 −2
Original line number Diff line number Diff line
@@ -25,7 +25,7 @@ namespace android { 


volatile int32_t Tracer::sIsReady = 0;

int Tracer::sTraceFD = -1;

uint64_t Tracer::sEnabledTags = 0;

uint64_t Tracer::sEnabledTags = ATRACE_TAG_NOT_READY;

Mutex Tracer::sMutex;



void Tracer::changeCallback() {
@@ -46,7 +46,7 @@ void Tracer::init() { 
        sTraceFD = open(traceFileName, O_WRONLY);

        if (sTraceFD == -1) {

            ALOGE("error opening trace file: %s (%d)", strerror(errno), errno);

            // sEnabledTags remains zero indicating that no tracing can occur

            sEnabledTags = 0;   // no tracing can occur

        } else {

            loadSystemProperty();

        }