librbd/cache/pwl/ssd: Remove unused parameter.

Met the following compiler warning message:
>[38/80] Building CXX object
src/librbd/CMakeFiles/librbd_plugin_pwl_cache.dir/cache/pwl/ssd/WriteLog.cc.o
>../src/librbd/cache/pwl/ssd/WriteLog.cc:37:25: warning: unused variable
'ops_appended_together' [-Wunused-const-variable]
>const unsigned long int ops_appended_together = MAX_WRITES_PER_SYNC_POINT;

Signed-off-by: Jianpeng Ma <jianpeng.ma@intel.com>
(cherry picked from commit 40dad4c30c3b46ed3ac06961ebe740f6d82a6bc1)

diff --git a/src/librbd/cache/pwl/ssd/WriteLog.cc b/src/librbd/cache/pwl/ssd/WriteLog.cc
index b1b6027fd49a9ad6b2492188c376dccc1fbdf0f8..91bb659278abb3af24d9073690dc1adc6dfcb97c 100644 (file)
--- a/src/librbd/cache/pwl/ssd/WriteLog.cc
+++ b/src/librbd/cache/pwl/ssd/WriteLog.cc
@@ -32,9 +32,6 @@ namespace ssd {
 
 using namespace librbd::cache::pwl;
 
-// SSD: this number can be updated later
-const unsigned long int ops_appended_together = MAX_WRITES_PER_SYNC_POINT;
-
 static bool is_valid_pool_root(const WriteLogPoolRoot& root) {
   return root.pool_size % MIN_WRITE_ALLOC_SSD_SIZE == 0 &&
          root.first_valid_entry >= DATA_RING_BUFFER_OFFSET &&