Fix for some VM's
This commit is contained in:
parent
14d2578a67
commit
c59346ea68
@ -1,3 +1,4 @@
|
||||
#include <dlfcn.h>
|
||||
#include <client/linux/handler/exception_handler.h>
|
||||
#include <iostream>
|
||||
#include <misc/strobf.h>
|
||||
@ -439,3 +440,32 @@ int main(int argc, char** argv) {
|
||||
mainThreadDone = true;
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Fix for Virtuzzo 7 where sometimes the pthread create fails! */
|
||||
|
||||
typedef int (*pthread_create_t)(pthread_t *thread, const pthread_attr_t *attr, void *(*start_routine) (void *), void *arg);
|
||||
pthread_create_t original_pthread_create{nullptr};
|
||||
int pthread_create(pthread_t *thread, const pthread_attr_t *attr, void *(*start_routine) (void *), void *arg) {
|
||||
if(!original_pthread_create) {
|
||||
original_pthread_create = (pthread_create_t) dlsym(RTLD_NEXT, "pthread_create");
|
||||
if(!original_pthread_create) {
|
||||
std::cerr << "[CRITICAL] Missing original pthread_create function. Aborting execution!" << std::endl;
|
||||
std::abort();
|
||||
}
|
||||
}
|
||||
|
||||
int result, attempt{0};
|
||||
while((result = original_pthread_create(thread, attr, start_routine, arg)) != 0 && errno == EAGAIN) {
|
||||
if(attempt > 10) {
|
||||
std::cerr << "[CRITICAL] pthread_create(...) cause EAGAIN for the last 10 attempts! Aborting application execution!" << std::endl;
|
||||
std::abort();
|
||||
} else if(attempt > 5) {
|
||||
/* let some other threads do work */
|
||||
pthread_yield();
|
||||
}
|
||||
std::cerr << "[CRITICAL] pthread_create(...) cause EAGAIN! Trying again in 5usec (Attempt: " << attempt << ")" << std::endl;
|
||||
usleep(5);
|
||||
attempt++;
|
||||
}
|
||||
return result;
|
||||
}
|
Loading…
Reference in New Issue
Block a user