Fixes to not trigger end-consistency testing of pagecache.

- Moved end_pagecache() to after maria_close()
- Flush page cache before closing files (in maria_pack)
Fixed test suite failure for PBXT

mysql-test/suite/pbxt/r/select.result:
  We mask out the 'rows' column because it may differ from run to run
mysql-test/suite/pbxt/t/select.test:
  We mask out the 'rows' column because it may differ from run to run
storage/maria/maria_chk.c:
  Moved end_pagecache() to after maria_close() to not trigger end-consistency testing of pagecache.
storage/maria/maria_pack.c:
  Moved end_pagecache() to after maria_close() to not trigger end-consistency testing of pagecache.
  flush page cache before closing files.

2 files changed, 4 insertions, 2 deletions

diff --git a/storage/maria/maria_chk.c b/storage/maria/maria_chk.c
index d065070693f..b9b0c681d0a 100644
--- a/storage/maria/maria_chk.c
+++ b/storage/maria/maria_chk.c
@@ -1339,12 +1339,12 @@ static int maria_chk(HA_CHECK *param, char *filename)
   maria_lock_database(info, F_UNLCK);
 
 end2:
-  end_pagecache(maria_pagecache, 1);
   if (maria_close(info))
   {
     _ma_check_print_error(param, default_close_errmsg, my_errno, filename);
     DBUG_RETURN(1);
   }
+  end_pagecache(maria_pagecache, 1);
   if (error == 0)
   {
     if (param->out_flag & O_NEW_DATA)
diff --git a/storage/maria/maria_pack.c b/storage/maria/maria_pack.c
index 3e0ea3d571c..c09a6310ff4 100644
--- a/storage/maria/maria_pack.c
+++ b/storage/maria/maria_pack.c
@@ -690,6 +690,8 @@ static int compress(PACK_MRG_INFO *mrg,char *result_table)
     error|=my_close(new_file,MYF(MY_WME));
     if (!result_table)
     {
+      (void) flush_pagecache_blocks(isam_file->s->pagecache, &isam_file->dfile,
+                                    FLUSH_RELEASE);
       error|=my_close(isam_file->dfile.file, MYF(MY_WME));
       isam_file->dfile.file= -1;	/* Tell maria_close file is closed */
       isam_file->s->bitmap.file.file= -1;
@@ -763,13 +765,13 @@ static int compress(PACK_MRG_INFO *mrg,char *result_table)
   DBUG_RETURN(0);
 
  err:
-  end_pagecache(maria_pagecache, 1);
   free_counts_and_tree_and_queue(huff_trees,trees,huff_counts,fields);
   if (new_file >= 0)
     VOID(my_close(new_file,MYF(0)));
   if (join_maria_file >= 0)
     VOID(my_close(join_maria_file,MYF(0)));
   mrg_close(mrg);
+  end_pagecache(maria_pagecache, 1);
   VOID(fprintf(stderr, "Aborted: %s is not compressed\n", org_name));
   DBUG_RETURN(-1);
 }