Author: hselasky
Date: Wed Jun  6 14:59:23 2018
New Revision: 334713
URL: https://svnweb.freebsd.org/changeset/base/334713

Log:
  Implement the init_wait_entry() function macro in the LinuxKPI.
  
  Submitted by: Johannes Lundberg <johal...@gmail.com>
  MFC after:    1 week
  Sponsored by: Mellanox Technologies
  Sponsored by: Limelight Networks

Modified:
  head/sys/compat/linuxkpi/common/include/linux/wait.h
  head/sys/compat/linuxkpi/common/src/linux_schedule.c

Modified: head/sys/compat/linuxkpi/common/include/linux/wait.h
==============================================================================
--- head/sys/compat/linuxkpi/common/include/linux/wait.h        Wed Jun  6 
13:59:51 2018        (r334712)
+++ head/sys/compat/linuxkpi/common/include/linux/wait.h        Wed Jun  6 
14:59:23 2018        (r334713)
@@ -106,8 +106,11 @@ extern wait_queue_func_t default_wake_function;
        INIT_LIST_HEAD(&(wqh)->task_list);                              \
 } while (0)
 
+void linux_init_wait_entry(wait_queue_t *, int);
 void linux_wake_up(wait_queue_head_t *, unsigned int, int, bool);
 
+#define        init_wait_entry(wq, flags)                                      
\
+        linux_init_wait_entry(wq, flags)
 #define        wake_up(wqh)                                                    
\
        linux_wake_up(wqh, TASK_NORMAL, 1, false)
 #define        wake_up_all(wqh)                                                
\

Modified: head/sys/compat/linuxkpi/common/src/linux_schedule.c
==============================================================================
--- head/sys/compat/linuxkpi/common/src/linux_schedule.c        Wed Jun  6 
13:59:51 2018        (r334712)
+++ head/sys/compat/linuxkpi/common/src/linux_schedule.c        Wed Jun  6 
14:59:23 2018        (r334713)
@@ -188,6 +188,17 @@ default_wake_function(wait_queue_t *wq, unsigned int s
 }
 
 void
+linux_init_wait_entry(wait_queue_t *wq, int flags)
+{
+
+       memset(wq, 0, sizeof(*wq));
+       wq->flags = flags;
+       wq->private = current;
+       wq->func = autoremove_wake_function;
+       INIT_LIST_HEAD(&wq->task_list);
+}
+
+void
 linux_wake_up(wait_queue_head_t *wqh, unsigned int state, int nr, bool locked)
 {
        wait_queue_t *pos, *next;
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