diff --git a/src/config.c b/src/config.c
index 9698bc7c9a..1de0925cc7 100644
--- a/src/config.c
+++ b/src/config.c
@@ -2509,7 +2509,7 @@ static int updateMaxmemoryReserved(const char **err) {
             server.maxmemory_reserved_scale = 60;
         }
     }
-    server.maxmemory_available = (unsigned long long)server.maxmemory / 100.0 * (100 - server.maxmemory_reserved_scale);
+    calculateMaxAvailableMemory();
     return 1;
 }
 
@@ -2524,8 +2524,7 @@ static int updateMaxmemory(const char **err) {
                       "depending on the maxmemory-policy.",
                       server.maxmemory, used);
         }
-        server.maxmemory_available =
-            (unsigned long long)server.maxmemory / 100.0 * (100 - server.maxmemory_reserved_scale);
+	calculateMaxAvailableMemory();
         startEvictionTimeProc();
     }
     return 1;
diff --git a/src/evict.c b/src/evict.c
index 32fbf1a947..42a32a4449 100644
--- a/src/evict.c
+++ b/src/evict.c
@@ -405,8 +405,9 @@ int getMaxmemoryState(size_t *total, size_t *logical, size_t *tofree, float *lev
 
     if (server.maxmemory_reserved_scale) {
         if (mem_reported <= server.maxmemory_available && !level) return C_OK;
-    } else if (mem_reported <= server.maxmemory && !level)
+    } else if (mem_reported <= server.maxmemory && !level) {
         return C_OK;
+    }
 
     /* Remove the size of replicas output buffers and AOF buffer from the
      * count of used memory. */
@@ -416,28 +417,16 @@ int getMaxmemoryState(size_t *total, size_t *logical, size_t *tofree, float *lev
 
     /* Compute the ratio of memory usage. */
     if (level) {
-        if (server.maxmemory_reserved_scale)
-            *level = (float)mem_used / (float)server.maxmemory_available;
-        else
-            *level = (float)mem_used / (float)server.maxmemory;
+       *level = (float)mem_used / (float)server.maxmemory_available;
     }
 
-    if (server.maxmemory_reserved_scale) {
-        if (mem_reported <= server.maxmemory_available) return C_OK;
-    } else if (mem_reported <= server.maxmemory)
-        return C_OK;
+    if (mem_reported <= server.maxmemory_available) return C_OK;
 
     /* Check if we are still over the memory limit. */
-    if (server.maxmemory_reserved_scale) {
-        if (mem_used <= server.maxmemory_available) return C_OK;
-    } else if (mem_used <= server.maxmemory)
-        return C_OK;
+    if (mem_used <= server.maxmemory_available) return C_OK;
 
     /* Compute how much memory we need to free. */
-    if (server.maxmemory_reserved_scale) {
-        mem_tofree = mem_used - server.maxmemory_available;
-    } else
-        mem_tofree = mem_used - server.maxmemory;
+    mem_tofree = mem_used - server.maxmemory_available;
 
     if (logical) *logical = mem_used;
     if (tofree) *tofree = mem_tofree;
diff --git a/src/server.c b/src/server.c
index a0b59f598e..11459c4cd7 100644
--- a/src/server.c
+++ b/src/server.c
@@ -2622,8 +2622,7 @@ void initServer(void) {
     resetReplicationBuffer();
 
     if (server.maxmemory) {
-        server.maxmemory_available =
-            (unsigned long long)server.maxmemory / 100.0 * (100 - server.maxmemory_reserved_scale);
+        calculateMaxAvailableMemory();
     }
 
     /* Make sure the locale is set on startup based on the config file. */
diff --git a/src/server.h b/src/server.h
index 9eeb1b0f96..c4d8c3cc36 100644
--- a/src/server.h
+++ b/src/server.h
@@ -3012,6 +3012,9 @@ void trimStringObjectIfNeeded(robj *o, int trim_small_values);
 static inline int canUseSharedObject(void) {
     return server.maxmemory == 0 || !(server.maxmemory_policy & MAXMEMORY_FLAG_NO_SHARED_INTEGERS);
 }
+static inline void calculateMaxAvailableMemory(void) {
+    server.maxmemory_available = (unsigned long long)server.maxmemory / 100.0 * (100 - server.maxmemory_reserved_scale);
+}
 #define sdsEncodedObject(objptr) (objptr->encoding == OBJ_ENCODING_RAW || objptr->encoding == OBJ_ENCODING_EMBSTR)
 
 /* Synchronous I/O with timeout */