mirrors/tracy
1
0
Fork 0
mirror of https://github.com/wolfpld/tracy synced 2025-04-28 20:23:51 +00:00
Code Issues Releases Wiki Activity

set s_numCpus before reading it

Browse Source
This commit is contained in:
Benoit Jacob 2022-03-24 14:28:27 +00:00
parent fd604444eb
commit 5eb3e3a1f0
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
client/TracySysTrace.cpp
View File

@ -817,6 +817,8 @@ bool SysTraceStart( int64_t& samplingPeriod )
samplingPeriod = GetSamplingPeriod();
uint32_t currentPid = (uint32_t)getpid();
s_numCpus = (int)std::thread::hardware_concurrency();
const auto maxNumBuffers = s_numCpus * (
1 + // software sampling
2 + // CPU cycles + instructions retired
@ -824,7 +826,6 @@ bool SysTraceStart( int64_t& samplingPeriod )
2 + // branch retired + miss
2 // context switches + wakeups
);
s_numCpus = (int)std::thread::hardware_concurrency();
s_ring = (RingBuffer*)tracy_malloc( sizeof( RingBuffer ) * maxNumBuffers );
s_numBuffers = 0;