diff options
author | Alexander Aring <aahringo@redhat.com> | 2021-11-30 22:47:14 +0300 |
---|---|---|
committer | David Teigland <teigland@redhat.com> | 2021-12-07 21:42:26 +0300 |
commit | f70813d6a5fce7bde411272cfe1ab565a4254266 (patch) | |
tree | 4d604f722a7d730a910094e5c86903b189ff4001 /fs/dlm/ast.c | |
parent | 1b9beda83e27a0c2cd75d1cb743c297c7b36c844 (diff) | |
download | linux-f70813d6a5fce7bde411272cfe1ab565a4254266.tar.xz |
fs: dlm: use list_empty() to check last iteration
This patch will use list_empty(&ls->ls_cb_delay) to check for last list
iteration. In case of a multiply count of MAX_CB_QUEUE and the list is
empty we do a extra goto more which we can avoid by checking on
list_empty().
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>
Diffstat (limited to 'fs/dlm/ast.c')
-rw-r--r-- | fs/dlm/ast.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/dlm/ast.c b/fs/dlm/ast.c index 27bae7d4a477..bfac462dd3e8 100644 --- a/fs/dlm/ast.c +++ b/fs/dlm/ast.c @@ -300,6 +300,7 @@ void dlm_callback_resume(struct dlm_ls *ls) { struct dlm_lkb *lkb, *safe; int count = 0, sum = 0; + bool empty; clear_bit(LSFL_CB_DELAY, &ls->ls_flags); @@ -315,10 +316,11 @@ more: if (count == MAX_CB_QUEUE) break; } + empty = list_empty(&ls->ls_cb_delay); mutex_unlock(&ls->ls_cb_mutex); sum += count; - if (count == MAX_CB_QUEUE) { + if (!empty) { count = 0; cond_resched(); goto more; |