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comparison src/os_cpu/solaris_sparc/vm/os_solaris_sparc.cpp @ 2095:36c186bcc085

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6302804: Hotspot VM dies ungraceful death when C heap is exhausted in various places. Summary: enhance the error reporting mechanism to help user to fix the problem rather than making it look like a VM error. Reviewed-by: kvn, kamg
author coleenp
date Mon, 03 Jan 2011 14:09:11 -0500
parents 828eafbd85cc
children d70fe6ab4436
comparison
equal deleted inserted replaced
2075:06e4b9c9db76 2095:36c186bcc085
583 sigset_t newset; 583 sigset_t newset;
584 sigemptyset(&newset); 584 sigemptyset(&newset);
585 sigaddset(&newset, sig); 585 sigaddset(&newset, sig);
586 sigprocmask(SIG_UNBLOCK, &newset, NULL); 586 sigprocmask(SIG_UNBLOCK, &newset, NULL);
587 587
588 // Determine which sort of error to throw. Out of swap may signal
589 // on the thread stack, which could get a mapping error when touched.
590 address addr = (address) info->si_addr;
591 if (sig == SIGBUS && info->si_code == BUS_OBJERR && info->si_errno == ENOMEM) {
592 vm_exit_out_of_memory(0, "Out of swap space to map in thread stack.");
593 }
594
588 VMError err(t, sig, pc, info, ucVoid); 595 VMError err(t, sig, pc, info, ucVoid);
589 err.report_and_die(); 596 err.report_and_die();
590 597
591 ShouldNotReachHere(); 598 ShouldNotReachHere();
592 } 599 }