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Fixed deadlock on sharedClient during shutdown

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This commit is contained in:
Thulinma 2017-12-13 10:53:39 +01:00
parent b3cdf34fbc
commit 9f9c67b07e
1 changed files with 25 additions and 22 deletions
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9
lib/shared_memory.cpp
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@ -1141,8 +1141,8 @@ namespace IPC {
}
memset(empty, 0, payLen);
}
while (offsetOnPage == -1) {
{
uint32_t attempts = 0;
while (offsetOnPage == -1 && (++attempts) < 20) {
for (char i = 'A'; i <= 'Z'; i++) {
myPage.init(baseName.substr(1) + i, (4096 << (i - 'A')), false, false);
if (!myPage.mapped) {
@ -1168,11 +1168,14 @@ namespace IPC {
break;
}
}
}
if (offsetOnPage == -1) {
Util::wait(500);
}
}
if (offsetOnPage == -1){
FAIL_MSG("Could not register on page for %s", baseName.c_str());
myPage.close();
}
if (empty) {
free(empty);
}