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7036236: VM crashes assert((!inside_attrs()) || is_error_reported()) failed ..

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Eliminate the race condition.

Reviewed-by: kvn
This commit is contained in:
Igor Veresov 2011-04-14 00:02:21 -07:00
parent aac4b1553e
commit 3344bbfb29
3 changed files with 19 additions and 5 deletions
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14
hotspot/src/share/vm/runtime/sweeper.cpp
View file

@ -418,6 +418,11 @@ void NMethodSweeper::speculative_disconnect_nmethods(bool is_full) {
// state of the code cache if it's requested.
void NMethodSweeper::log_sweep(const char* msg, const char* format, ...) {
if (PrintMethodFlushing) {
stringStream s;
// Dump code cache state into a buffer before locking the tty,
// because log_state() will use locks causing lock conflicts.
CodeCache::log_state(&s);
ttyLocker ttyl;
tty->print("### sweeper: %s ", msg);
if (format != NULL) {
@ -426,10 +431,15 @@ void NMethodSweeper::log_sweep(const char* msg, const char* format, ...) {
tty->vprint(format, ap);
va_end(ap);
}
CodeCache::log_state(tty); tty->cr();
tty->print_cr(s.as_string());
}
if (LogCompilation && (xtty != NULL)) {
stringStream s;
// Dump code cache state into a buffer before locking the tty,
// because log_state() will use locks causing lock conflicts.
CodeCache::log_state(&s);
ttyLocker ttyl;
xtty->begin_elem("sweeper state='%s' traversals='" INTX_FORMAT "' ", msg, (intx)traversal_count());
if (format != NULL) {
@ -438,7 +448,7 @@ void NMethodSweeper::log_sweep(const char* msg, const char* format, ...) {
xtty->vprint(format, ap);
va_end(ap);
}
CodeCache::log_state(xtty);
xtty->print(s.as_string());
xtty->stamp();
xtty->end_elem();
}