projects
/
urcu.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
Return -EEXIST when the old cpu call_rcu_data has not been removed
[urcu.git]
/
urcu-call-rcu-impl.h
diff --git
a/urcu-call-rcu-impl.h
b/urcu-call-rcu-impl.h
index 6e80fa98c8aea9ebd7a7a835ea8fa3c52546228e..ae93468d8beb4e9fb9167a4dcc5b462892f3d9a2 100644
(file)
--- a/
urcu-call-rcu-impl.h
+++ b/
urcu-call-rcu-impl.h
@@
-396,12
+396,21
@@
int set_cpu_call_rcu_data(int cpu, struct call_rcu_data *crdp)
errno = EINVAL;
return -EINVAL;
}
errno = EINVAL;
return -EINVAL;
}
- call_rcu_unlock(&call_rcu_mutex);
+
if (per_cpu_call_rcu_data == NULL) {
if (per_cpu_call_rcu_data == NULL) {
+ call_rcu_unlock(&call_rcu_mutex);
errno = ENOMEM;
return -ENOMEM;
}
errno = ENOMEM;
return -ENOMEM;
}
+
+ if (per_cpu_call_rcu_data[cpu] != NULL && crdp != NULL) {
+ call_rcu_unlock(&call_rcu_mutex);
+ errno = EEXIST;
+ return -EEXIST;
+ }
+
per_cpu_call_rcu_data[cpu] = crdp;
per_cpu_call_rcu_data[cpu] = crdp;
+ call_rcu_unlock(&call_rcu_mutex);
return 0;
}
return 0;
}
This page took
0.024234 seconds
and
4
git commands to generate.