From 0271786bacdf9c12a142367a479b24ba111ebd17 Mon Sep 17 00:00:00 2001
From: Ziv Scully <ziv@mit.edu>
Date: Fri, 20 Nov 2015 11:51:14 -0500
Subject: Add read locks around time read in store.

---
 src/c/urweb.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/c/urweb.c')

diff --git a/src/c/urweb.c b/src/c/urweb.c
index 12009f02..a6639ef2 100644
--- a/src/c/urweb.c
+++ b/src/c/urweb.c
@@ -4815,7 +4815,9 @@ void uw_Sqlcache_store(uw_context ctx, uw_Sqlcache_Cache *cache, char **keys, uw
   update->value = value;
   update->next = NULL;
   // Can't use [uw_Sqlcache_getTimeNow] because it modifies state and we don't have the lock.
+  pthread_rwlock_rdlock(&cache->lockIn);
   value->timeValid = cache->timeNow;
+  pthread_rwlock_unlock(&cache->lockIn);
   if (ctx->cacheUpdateTail) {
     ctx->cacheUpdateTail->next = update;
   } else {
-- 
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