diff options
Diffstat (limited to 'src/pal/src/misc/tracepointprovider.cpp')
| -rw-r--r-- | src/pal/src/misc/tracepointprovider.cpp | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/src/pal/src/misc/tracepointprovider.cpp b/src/pal/src/misc/tracepointprovider.cpp index 8d20266688..6aa8fb5237 100644 --- a/src/pal/src/misc/tracepointprovider.cpp +++ b/src/pal/src/misc/tracepointprovider.cpp @@ -59,6 +59,16 @@ __attribute__((constructor (200))) static void PAL_InitializeTracing(void) { + int fShouldLoad = 1; + // Check if loading the LTTng providers should be disabled. + // Note: this env var is formally declared in clrconfigvalues.h, but + // this code is executed too early to use the mechanics that come with that definition. + char *disableValue = getenv("COMPlus_LTTng"); + if (disableValue != NULL) + { + fShouldLoad = strtol(disableValue, NULL, 10); + } + // Get the path to the currently executing shared object (libcoreclr.so). Dl_info info; int succeeded = dladdr((void *)PAL_InitializeTracing, &info); @@ -99,11 +109,13 @@ PAL_InitializeTracing(void) return; } - - - // Load the tracepoint provider. - // It's OK if this fails - that just means that tracing dependencies aren't available. - dlopen(tpProvPath, RTLD_NOW | RTLD_GLOBAL); + + if (fShouldLoad) + { + // Load the tracepoint provider. + // It's OK if this fails - that just means that tracing dependencies aren't available. + dlopen(tpProvPath, RTLD_NOW | RTLD_GLOBAL); + } } #endif |