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Add member kg_base_user_pri and flag TDF_UBORROWING, they will be used

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to support userland priority propagation for 1:1 threading.
This commit is contained in:
David Xu 2006-08-25 03:15:27 +00:00
parent c24e5339e5
commit 31135ac304
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=161596
1 changed files with 4 additions and 2 deletions
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6
sys/sys/proc.h
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@ -345,12 +345,12 @@ struct thread {
#define TDF_SELECT 0x00000040 /* Selecting; wakeup/waiting danger. */
#define TDF_SLEEPABORT 0x00000080 /* sleepq_abort was called. */
#define TDF_TSNOBLOCK 0x00000100 /* Don't block on a turnstile due to race. */
#define TDF_UNUSED9 0x00000200 /* --available -- */
#define TDF_UBORROWING 0x00000200 /* Thread is borrowing user pri. */
#define TDF_BOUNDARY 0x00000400 /* Thread suspended at user boundary */
#define TDF_ASTPENDING 0x00000800 /* Thread has some asynchronous events. */
#define TDF_TIMOFAIL 0x00001000 /* Timeout from sleep after we were awake. */
#define TDF_INTERRUPT 0x00002000 /* Thread is marked as interrupted. */
#define TDF_UNUSED14 0x00004000 /* --available -- */
#define TDF_UPIBLOCKED 0x00004000 /* Thread blocked on user PI mutex. */
#define TDF_UNUSED15 0x00008000 /* --available -- */
#define TDF_NEEDRESCHED 0x00010000 /* Thread needs to yield. */
#define TDF_NEEDSIGCHK 0x00020000 /* Thread may need signal delivery. */
@ -420,6 +420,7 @@ struct thread {
#define TD_ON_RUNQ(td) ((td)->td_state == TDS_RUNQ)
#define TD_CAN_RUN(td) ((td)->td_state == TDS_CAN_RUN)
#define TD_IS_INHIBITED(td) ((td)->td_state == TDS_INHIBITED)
#define TD_ON_UPILOCK(td) ((td)->td_flags & TDF_UPIBLOCKED)
#define TD_SET_INHIB(td, inhib) do { \
(td)->td_state = TDS_INHIBITED; \
@ -492,6 +493,7 @@ struct ksegrp {
#define kg_startcopy kg_endzero
u_char kg_pri_class; /* (j) Scheduling class. */
u_char kg_user_pri; /* (j) User pri from estcpu and nice. */
u_char kg_base_user_pri; /* (j) Base user pri */
#define kg_endcopy kg_numthreads
int kg_numthreads; /* (j) Num threads in total. */
struct kg_sched *kg_sched; /* (*) Scheduler-specific data. */