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| author | Philippe Schenker <philippe.schenker@toradex.com> | 2019-05-08 16:08:30 +0200 |
|---|---|---|
| committer | Philippe Schenker <philippe.schenker@toradex.com> | 2019-05-08 16:08:30 +0200 |
| commit | 774f42075a4800fe4106dffca804e3207bc3c2e7 (patch) | |
| tree | 4bb3e8ca84f7f23ac41966017e81ffe09e98412e /fs/dlm/ast.c | |
| parent | 95a0514c2e68a035e2adbdb5a297da310dccb09c (diff) | |
| parent | 33e2f28596a7059dbe31d837caae924a74aa36d8 (diff) | |
Merge branch 'linux-4.14.y_for_4.14-2.0.x-imx' into 4.14-2.0.x-imx
Diffstat (limited to 'fs/dlm/ast.c')
| -rw-r--r-- | fs/dlm/ast.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/dlm/ast.c b/fs/dlm/ast.c index 07fed838d8fd..15fa4239ae9f 100644 --- a/fs/dlm/ast.c +++ b/fs/dlm/ast.c @@ -290,6 +290,8 @@ void dlm_callback_suspend(struct dlm_ls *ls) flush_workqueue(ls->ls_callback_wq); } +#define MAX_CB_QUEUE 25 + void dlm_callback_resume(struct dlm_ls *ls) { struct dlm_lkb *lkb, *safe; @@ -300,15 +302,23 @@ void dlm_callback_resume(struct dlm_ls *ls) if (!ls->ls_callback_wq) return; +more: mutex_lock(&ls->ls_cb_mutex); list_for_each_entry_safe(lkb, safe, &ls->ls_cb_delay, lkb_cb_list) { list_del_init(&lkb->lkb_cb_list); queue_work(ls->ls_callback_wq, &lkb->lkb_cb_work); count++; + if (count == MAX_CB_QUEUE) + break; } mutex_unlock(&ls->ls_cb_mutex); if (count) log_rinfo(ls, "dlm_callback_resume %d", count); + if (count == MAX_CB_QUEUE) { + count = 0; + cond_resched(); + goto more; + } } |