From aeaeda81cfe398081a7c1a5c287981c8df974aa2 Mon Sep 17 00:00:00 2001
From: wangzhengquan <wangzhengquan85@126.com>
Date: 星期一, 27 七月 2020 19:03:38 +0800
Subject: [PATCH] commit

---
 src/queue/hashtable.c |   34 ++++++++++++++++++++++------------
 1 files changed, 22 insertions(+), 12 deletions(-)

diff --git a/src/queue/hashtable.c b/src/queue/hashtable.c
index 43c59ce..1fa6266 100755
--- a/src/queue/hashtable.c
+++ b/src/queue/hashtable.c
@@ -91,9 +91,12 @@
   size_t code = hashcode(key);
   tailq_entry_t *item;
   void *oldvalue;
+
+  SemUtil::dec(hashtable->wlock);
   tailq_header_t *my_tailq_head = hashtable->array[code] ;
   if ( my_tailq_head == NULL)
   {
+    SemUtil::inc(hashtable->wlock);
     return NULL;
   }
   else
@@ -108,11 +111,12 @@
 
         /* mm_free the item as we don't need it anymore. */
         mm_free(item);
-
+        SemUtil::inc(hashtable->wlock);
         return oldvalue;
       }
     }
   }
+  SemUtil::inc(hashtable->wlock);
   return NULL;
 
 }
@@ -124,6 +128,7 @@
 void hashtable_removeall(hashtable_t *hashtable)
 {
   tailq_entry_t *item;
+  SemUtil::dec(hashtable->wlock);
   for (int i = 0; i < MAPSIZE; i++)
   {
     tailq_header_t *my_tailq_head = hashtable->array[i] ;
@@ -139,6 +144,7 @@
     mm_free(my_tailq_head);
     hashtable->array[i] = NULL;
   }
+  SemUtil::inc(hashtable->wlock);
 }
 
 /**
@@ -171,18 +177,7 @@
 }
 
 
-int hashtable_alloc_key(hashtable_t *hashtable) {
-  int key = START_KEY;
-  SemUtil::dec(hashtable->wlock);
 
-  while(_hashtable_get(hashtable, key) != NULL) {
-    key++;
-  }
-
-  _hashtable_put(hashtable, key, (void *)1);
-  SemUtil::inc(hashtable->wlock);
-  return key;
-}
 
 void *hashtable_get(hashtable_t *hashtable, int key) {
    SemUtil::dec(hashtable->mutex);
@@ -245,6 +240,19 @@
   }
 }
 
+int hashtable_alloc_key(hashtable_t *hashtable) {
+  int key = START_KEY;
+  SemUtil::dec(hashtable->wlock);
+
+  while(_hashtable_get(hashtable, key) != NULL) {
+    key++;
+  }
+
+  _hashtable_put(hashtable, key, (void *)1);
+  SemUtil::inc(hashtable->wlock);
+  return key;
+}
+
 std::set<int> * hashtable_keyset(hashtable_t *hashtable) {
   std::set<int> *keyset = new std::set<int>;
   tailq_entry_t *item;
@@ -261,3 +269,5 @@
   }
   return keyset;
 }
+
+

--
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