workqueue: remove deprecated WQ_NON_REENTRANT

Tejun Heo has made WQ_NON_REENTRANT useless in the dbf2576e37
("workqueue: make all workqueues non-reentrant"). So remove its
usages and definition.

This patch doesn't introduce any behavior changes.

tj: minor description updates.

Signed-off-by: ZhangZhen <zhenzhang.zhang@huawei.com>
Sigend-off-by: Tejun Heo <tj@kernel.org>
Acked-by: James Chapman <jchapman@katalix.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 55cd110..c204b7d 100644 (file)
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2607,7 +2607,7 @@ int dw_mci_probe(struct dw_mci *host)
 
        tasklet_init(&host->tasklet, dw_mci_tasklet_func, (unsigned long)host);
        host->card_workqueue = alloc_workqueue("dw-mci-card",
-                       WQ_MEM_RECLAIM | WQ_NON_REENTRANT, 1);
+                       WQ_MEM_RECLAIM, 1);
        if (!host->card_workqueue) {
                ret = -ENOMEM;
                goto err_dmaunmap;

diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 0523eab..5329946 100644 (file)
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -284,12 +284,6 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; }
  * Documentation/workqueue.txt.
  */
 enum {
-       /*
-        * All wqs are now non-reentrant making the following flag
-        * meaningless.  Will be removed.
-        */
-       WQ_NON_REENTRANT        = 1 << 0, /* DEPRECATED */
-
        WQ_UNBOUND              = 1 << 1, /* not bound to any cpu */
        WQ_FREEZABLE            = 1 << 2, /* freeze during suspend */
        WQ_MEM_RECLAIM          = 1 << 3, /* may be used for memory reclaim */

diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index 735d0f6..fcbd63e 100644 (file)
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -2016,7 +2016,7 @@ static int __init l2tp_init(void)
        if (rc)
                goto out;
 
-       l2tp_wq = alloc_workqueue("l2tp", WQ_NON_REENTRANT | WQ_UNBOUND, 0);
+       l2tp_wq = alloc_workqueue("l2tp", WQ_UNBOUND, 0);
        if (!l2tp_wq) {
                pr_err("alloc_workqueue failed\n");
                rc = -ENOMEM;