Support TQ_FRONT flag used by taskq_dispatch()

Allow taskq_dispatch() to insert work items at the head of the
queue instead of just the tail by passing the TQ_FRONT flag.
This commit is contained in:
Brian Behlendorf
2010-06-11 14:53:23 -07:00
parent 32c6147dee
commit eb12b3782c
2 changed files with 9 additions and 1 deletions
+2
View File
@@ -39,6 +39,7 @@
#define TASKQ_CPR_SAFE 0x00000002
#define TASKQ_DYNAMIC 0x00000004
#define TASKQ_THREADS_CPU_PCT 0x00000008
#define TASKQ_DC_BATCH 0x00000010
typedef unsigned long taskqid_t;
typedef void (task_func_t)(void *);
@@ -53,6 +54,7 @@ typedef void (task_func_t)(void *);
#define TQ_NOQUEUE 0x01000000
#define TQ_NOALLOC 0x02000000
#define TQ_NEW 0x04000000
#define TQ_FRONT 0x08000000
#define TQ_ACTIVE 0x80000000
typedef struct taskq {