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author | Paolo Bonzini <pbonzini@redhat.com> | 2020-03-10 18:58:30 +0100 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-03-16 23:02:22 +0100 |
commit | 78b3f67acdf0f646d35ebdf98b9e91fb04ab9a07 (patch) | |
tree | 48aa7b29b09acc20154ac652175bcfeb36abfd5f /util | |
parent | 3c507c26ecda8f072c80338592d7894543448fe4 (diff) | |
download | qemu-78b3f67acdf0f646d35ebdf98b9e91fb04ab9a07.zip qemu-78b3f67acdf0f646d35ebdf98b9e91fb04ab9a07.tar.gz qemu-78b3f67acdf0f646d35ebdf98b9e91fb04ab9a07.tar.bz2 |
oslib-posix: initialize mutex and condition variable
The mutex and condition variable were never initialized, causing
-mem-prealloc to abort with an assertion failure.
Fixes: 037fb5eb3941c80a2b7c36a843e47207ddb004d4
Reported-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Cc: bauerchen <bauerchen@tencent.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'util')
-rw-r--r-- | util/oslib-posix.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/util/oslib-posix.c b/util/oslib-posix.c index 897e8f3..4dd6d7d 100644 --- a/util/oslib-posix.c +++ b/util/oslib-posix.c @@ -466,10 +466,17 @@ static inline int get_memset_num_threads(int smp_cpus) static bool touch_all_pages(char *area, size_t hpagesize, size_t numpages, int smp_cpus) { + static gsize initialized = 0; size_t numpages_per_thread, leftover; char *addr = area; int i = 0; + if (g_once_init_enter(&initialized)) { + qemu_mutex_init(&page_mutex); + qemu_cond_init(&page_cond); + g_once_init_leave(&initialized, 1); + } + memset_thread_failed = false; threads_created_flag = false; memset_num_threads = get_memset_num_threads(smp_cpus); |