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Restore this file to style(9). Mostly consists of whitespace fixes in the
structure definitions. There were some older whitespace bogons as well.
This commit is contained in:
John Baldwin
parent
12141bb1c8
commit
254e2611cf
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=84046
251
sys/sys/proc.h
251
sys/sys/proc.h
@ -233,32 +233,31 @@ They would be given priorities calculated from the KSEG.
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* If several are available, use the one on the same CPU as last time.
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*/
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struct thread {
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struct proc *td_proc; /* Associated process. */
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struct ksegrp *td_ksegrp; /* Associated KSEG. */
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struct kse *td_last_kse; /* Where it wants to be if possible */
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struct kse *td_kse; /* and is now if running */
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struct proc *td_proc; /* Associated process. */
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struct ksegrp *td_ksegrp; /* Associated KSEG. */
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struct kse *td_last_kse; /* Where it wants to be if possible. */
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struct kse *td_kse; /* Current KSE if running. */
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TAILQ_ENTRY(thread) td_plist; /* All threads in this proc */
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TAILQ_ENTRY(thread) td_kglist; /* All threads in this ksegrp */
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/* The two queues below should someday be merged */
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TAILQ_ENTRY(thread) td_slpq; /* (j) Sleep queue. XXXKSE */
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TAILQ_ENTRY(thread) td_blkq; /* (j) mutex queue. XXXKSE */
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TAILQ_ENTRY(thread) td_runq; /* (j) run queue(s). XXXKSE */
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TAILQ_ENTRY(thread) td_blkq; /* (j) Mutex queue. XXXKSE */
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TAILQ_ENTRY(thread) td_runq; /* (j) Run queue(s). XXXKSE */
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#define td_startzero td_flags
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int td_flags; /* (j) TDF_* flags. */
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int td_dupfd; /* (k) ret value from fdopen. XXX */
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void *td_wchan; /* (j) Sleep address. */
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const char *td_wmesg; /* (j) Reason for sleep. */
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u_char td_lastcpu; /* (j) Last cpu we were on. */
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short td_locks; /* (k) DEBUG: lockmgr count of locks */
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struct mtx *td_blocked; /* (j) Mutex process is blocked on. */
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struct ithd *td_ithd; /* (b) For interrupt threads only. */
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const char *td_mtxname; /* (j) Name of mutex blocked on. */
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int td_flags; /* (j) TDF_* flags. */
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int td_dupfd; /* (k) Ret value from fdopen. XXX */
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void *td_wchan; /* (j) Sleep address. */
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const char *td_wmesg; /* (j) Reason for sleep. */
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u_char td_lastcpu; /* (j) Last cpu we were on. */
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short td_locks; /* (k) DEBUG: lockmgr count of locks */
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struct mtx *td_blocked; /* (j) Mutex process is blocked on. */
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struct ithd *td_ithd; /* (b) For interrupt threads only. */
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const char *td_mtxname; /* (j) Name of mutex blocked on. */
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LIST_HEAD(, mtx) td_contested; /* (j) Contested locks. */
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struct lock_list_entry *td_sleeplocks; /* (k) Held sleep locks. */
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int td_intr_nesting_level; /* (k) Interrupt recursion. */
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struct lock_list_entry *td_sleeplocks; /* (k) Held sleep locks. */
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int td_intr_nesting_level; /* (k) Interrupt recursion. */
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#define td_endzero td_md
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#define td_startcopy td_endzero
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@ -267,11 +266,11 @@ struct thread {
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register_t td_retval[2]; /* (k) Syscall aux returns. */
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#define td_endcopy td_pcb
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struct pcb *td_pcb; /* (k) Kv addr of pcb and kstack. */
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struct pcb *td_pcb; /* (k) Kernel VA of pcb and kstack. */
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struct callout td_slpcallout; /* (h) Callout for sleep. */
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struct trapframe *td_frame; /* (k) */
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struct vm_object *td_kstack_obj;/* (a) kstack object. */
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vm_offset_t td_kstack; /* kstack mapped address */
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struct trapframe *td_frame; /* (k) */
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struct vm_object *td_kstack_obj;/* (a) Kstack object. */
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vm_offset_t td_kstack; /* Kernel VA of kstack. */
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};
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/*
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@ -282,36 +281,36 @@ struct thread {
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* for the group.
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*/
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struct kse {
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struct proc *ke_proc; /* Associated process. */
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struct ksegrp *ke_ksegrp; /* Associated KSEG. */
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struct thread *ke_thread; /* Associated thread, if running. */
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struct proc *ke_proc; /* Associated process. */
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struct ksegrp *ke_ksegrp; /* Associated KSEG. */
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struct thread *ke_thread; /* Associated thread, if running. */
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TAILQ_ENTRY(kse) ke_kglist; /* Queue of all KSEs in ke_ksegrp. */
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TAILQ_ENTRY(kse) ke_kgrlist; /* Queue of all KSEs in this state. */
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TAILQ_ENTRY(kse) ke_procq; /* (j) Run queue. */
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TAILQ_HEAD(, thread) ke_runq; /* (td_runq) RUNNABLE bound to KSE. */
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#define ke_startzero ke_flags
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int ke_flags; /* (j) KEF_* flags. */
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/*u_int ke_estcpu; */ /* (j) Time averaged val of cpticks. */
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int ke_cpticks; /* (j) Ticks of cpu time. */
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fixpt_t ke_pctcpu; /* (j) %cpu during p_swtime. */
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#define ke_startzero ke_flags
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int ke_flags; /* (j) KEF_* flags. */
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/*u_int ke_estcpu; */ /* (j) Time averaged val of cpticks. */
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int ke_cpticks; /* (j) Ticks of cpu time. */
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fixpt_t ke_pctcpu; /* (j) %cpu during p_swtime. */
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u_int64_t ke_uu; /* (j) Previous user time in usec. */
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u_int64_t ke_su; /* (j) Previous system time in usec. */
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u_int64_t ke_iu; /* (j) Previous intr time in usec. */
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u_int64_t ke_uticks; /* (j) Statclock hits in user mode. */
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u_int64_t ke_sticks; /* (j) Statclock hits in system mode. */
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u_int64_t ke_iticks; /* (j) Statclock hits in intr. */
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u_char ke_oncpu; /* (j) Which cpu we are on. */
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u_int ke_slptime; /* (j) Time since last idle. */
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char ke_rqindex; /* (j) Run queue index. */
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#define ke_endzero ke_priority
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u_char ke_oncpu; /* (j) Which cpu we are on. */
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u_int ke_slptime; /* (j) Time since last idle. */
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char ke_rqindex; /* (j) Run queue index. */
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#define ke_endzero ke_priority
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#define ke_startcopy ke_endzero
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u_char ke_priority; /* (j) Process priority. */
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u_char ke_usrpri; /* (j) User pri from cpu & nice. */
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#define ke_endcopy ke_end
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#define ke_startcopy ke_endzero
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u_char ke_priority; /* (j) Process priority. */
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u_char ke_usrpri; /* (j) User pri from cpu & nice. */
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#define ke_endcopy ke_end
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int ke_end; /* dummy entry */
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int ke_end; /* dummy entry */
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};
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/*
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@ -320,29 +319,29 @@ struct kse {
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* contain multiple KSEs.
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*/
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struct ksegrp {
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struct proc *kg_proc; /* Process that contains this KSEG. */
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struct proc *kg_proc; /* Process that contains this KSEG. */
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TAILQ_ENTRY(ksegrp) kg_ksegrp; /* Queue of KSEGs in kg_proc. */
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TAILQ_HEAD(, kse) kg_kseq; /* (ke_kglist) All KSEs */
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TAILQ_HEAD(, kse) kg_rq; /* (ke_kgrlist) Runnable KSEs */
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TAILQ_HEAD(, kse) kg_iq; /* (ke_kgrlist) Idle KSEs */
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TAILQ_HEAD(, kse) kg_kseq; /* (ke_kglist) All KSEs. */
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TAILQ_HEAD(, kse) kg_rq; /* (ke_kgrlist) Runnable KSEs. */
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TAILQ_HEAD(, kse) kg_iq; /* (ke_kgrlist) Idle KSEs. */
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TAILQ_HEAD(, thread) kg_threads;/* (td_kglist) All threads. */
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TAILQ_HEAD(, thread) kg_runq; /* (td_runq)unbound RUNNABLE threads */
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TAILQ_HEAD(, thread) kg_slpq; /* (td_runq)NONRUNNABLE threads. */
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TAILQ_HEAD(, thread) kg_runq; /* (td_runq) Unbound RUNNABLE threads */
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TAILQ_HEAD(, thread) kg_slpq; /* (td_runq) NONRUNNABLE threads. */
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#define kg_startzero kg_estcpu
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u_int kg_slptime; /* (j) how long completely blocked. */
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u_int kg_estcpu; /* sum of the same field in kses */
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#define kg_startzero kg_estcpu
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u_int kg_slptime; /* (j) How long completely blocked. */
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u_int kg_estcpu; /* Sum of the same field in KSEs. */
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#define kg_endzero kg_pri
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#define kg_startcopy kg_endzero
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struct priority kg_pri; /* (j) Process priority. */
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char kg_nice; /* (j?/k?) Process "nice" value. */
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struct rtprio kg_rtprio; /* (j) Realtime priority. */
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struct priority kg_pri; /* (j) Process priority. */
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char kg_nice; /* (j?/k?) Process "nice" value. */
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struct rtprio kg_rtprio; /* (j) Realtime priority. */
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#define kg_endcopy kg_runnable
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int kg_runnable; /* # runnable threads on queue */
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int kg_runq_kses; /* # kse's on runq. */
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int kg_kses; /* # kse's in group. */
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int kg_runnable; /* Num runnable threads on queue. */
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int kg_runq_kses; /* Num KSEs on runq. */
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int kg_kses; /* Num KSEs in group. */
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};
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/*
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@ -352,83 +351,83 @@ struct ksegrp {
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struct proc {
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LIST_ENTRY(proc) p_list; /* (d) List of all processes. */
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TAILQ_HEAD(, ksegrp) p_ksegrps; /* (kg_ksegrp) All KSEGs. */
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TAILQ_HEAD(, thread) p_threads; /* (td_plist) threads. (shortcut) */
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struct ucred *p_ucred; /* (c) Process owner's identity. */
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struct filedesc *p_fd; /* (b) Ptr to open files structure. */
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/* accumulated stats for all KSEs? */
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struct pstats *p_stats; /* (b) Accounting/statistics (CPU). */
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struct plimit *p_limit; /* (m) Process limits. */
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struct vm_object *p_upages_obj; /* (a) Upages object. */
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struct procsig *p_procsig; /* (c) Signal actions, state (CPU). */
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TAILQ_HEAD(, thread) p_threads; /* (td_plist) Threads. (shortcut) */
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struct ucred *p_ucred; /* (c) Process owner's identity. */
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struct filedesc *p_fd; /* (b) Ptr to open files structure. */
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/* Accumulated stats for all KSEs? */
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struct pstats *p_stats; /* (b) Accounting/statistics (CPU). */
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struct plimit *p_limit; /* (m) Process limits. */
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struct vm_object *p_upages_obj; /* (a) Upages object. */
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struct procsig *p_procsig; /* (c) Signal actions, state (CPU). */
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struct ksegrp p_ksegrp;
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struct kse p_kse;
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struct thread p_thread;
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struct ksegrp p_ksegrp;
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struct kse p_kse;
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struct thread p_thread;
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/*
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* The following don't make too much sense..
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* See the td_ or ke_ versions of the same flags
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*/
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int p_flag; /* (c) P_* flags. */
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int p_sflag; /* (j) PS_* flags. */
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int p_stat; /* (j) S* process status. */
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int p_flag; /* (c) P_* flags. */
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int p_sflag; /* (j) PS_* flags. */
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int p_stat; /* (j) S* process status. */
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pid_t p_pid; /* (b) Process identifier. */
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LIST_ENTRY(proc) p_hash; /* (d) Hash chain. */
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LIST_ENTRY(proc) p_pglist; /* (c) List of processes in pgrp. */
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struct proc *p_pptr; /* (c + e) Pointer to parent process. */
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struct proc *p_pptr; /* (c + e) Pointer to parent process. */
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LIST_ENTRY(proc) p_sibling; /* (e) List of sibling processes. */
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LIST_HEAD(, proc) p_children; /* (e) Pointer to list of children. */
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/* The following fields are all zeroed upon creation in fork. */
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#define p_startzero p_oppid
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pid_t p_oppid; /* (c + e) Save ppid in ptrace. XXX */
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struct vmspace *p_vmspace; /* (b) Address space. */
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u_int p_swtime; /* (j) Time swapped in or out. */
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struct itimerval p_realtimer; /* (h?/k?) Alarm timer. */
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pid_t p_oppid; /* (c + e) Save ppid in ptrace. XXX */
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struct vmspace *p_vmspace; /* (b) Address space. */
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u_int p_swtime; /* (j) Time swapped in or out. */
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struct itimerval p_realtimer; /* (h?/k?) Alarm timer. */
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u_int64_t p_runtime; /* (j) Real time in microsec. */
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int p_traceflag; /* (j?) Kernel trace points. */
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struct vnode *p_tracep; /* (j?) Trace to vnode. */
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int p_traceflag; /* (j?) Kernel trace points. */
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struct vnode *p_tracep; /* (j?) Trace to vnode. */
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sigset_t p_siglist; /* (c) Sigs arrived, not delivered. */
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struct vnode *p_textvp; /* (b) Vnode of executable. */
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struct mtx p_mtx; /* (k) Lock for this struct. */
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char p_lock; /* (c) Proclock (prevent swap) count. */
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struct klist p_klist; /* (c) Knotes attached to this proc. */
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struct sigiolst p_sigiolst; /* (c) List of sigio sources. */
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int p_sigparent; /* (c) Signal to parent on exit. */
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sigset_t p_oldsigmask; /* (c) Saved mask from pre sigpause. */
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int p_sig; /* (n) For core dump/debugger XXX. */
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u_long p_code; /* (n) For core dump/debugger XXX. */
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u_int p_stops; /* (c) Procfs event bitmask. */
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u_int p_stype; /* (c) Procfs stop event type. */
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char p_step; /* (c) Procfs stop *once* flag. */
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u_char p_pfsflags; /* (c) Procfs flags. */
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struct nlminfo *p_nlminfo; /* (?) only used by/for lockd */
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void *p_aioinfo; /* (c) ASYNC I/O info. */
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struct vnode *p_textvp; /* (b) Vnode of executable. */
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struct mtx p_mtx; /* (k) Lock for this struct. */
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char p_lock; /* (c) Proclock (prevent swap) count. */
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struct klist p_klist; /* (c) Knotes attached to this proc. */
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struct sigiolst p_sigiolst; /* (c) List of sigio sources. */
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int p_sigparent; /* (c) Signal to parent on exit. */
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sigset_t p_oldsigmask; /* (c) Saved mask from pre sigpause. */
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int p_sig; /* (n) For core dump/debugger XXX. */
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u_long p_code; /* (n) For core dump/debugger XXX. */
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u_int p_stops; /* (c) Procfs event bitmask. */
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u_int p_stype; /* (c) Procfs stop event type. */
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char p_step; /* (c) Procfs stop *once* flag. */
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u_char p_pfsflags; /* (c) Procfs flags. */
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struct nlminfo *p_nlminfo; /* (?) Only used by/for lockd. */
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void *p_aioinfo; /* (c) ASYNC I/O info. */
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/* End area that is zeroed on creation. */
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#define p_startcopy p_sigmask
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/* The following fields are all copied upon creation in fork. */
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#define p_endzero p_startcopy
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sigset_t p_sigmask; /* (c) Current signal mask. */
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stack_t p_sigstk; /* (c) Stack ptr and on-stack flag. */
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int p_magic; /* (b) Magic number. */
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char p_comm[MAXCOMLEN + 1]; /* (b) Process name. */
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struct pgrp *p_pgrp; /* (e?/c?) Pointer to process group. */
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struct sysentvec *p_sysent; /* (b) Syscall dispatch info. */
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struct pargs *p_args; /* (c) Process arguments. */
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sigset_t p_sigmask; /* (c) Current signal mask. */
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stack_t p_sigstk; /* (c) Stack ptr and on-stack flag. */
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int p_magic; /* (b) Magic number. */
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char p_comm[MAXCOMLEN + 1]; /* (b) Process name. */
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struct pgrp *p_pgrp; /* (e?/c?) Pointer to process group. */
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struct sysentvec *p_sysent; /* (b) Syscall dispatch info. */
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struct pargs *p_args; /* (c) Process arguments. */
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/* End area that is copied on creation. */
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#define p_endcopy p_xstat
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u_short p_xstat; /* (c) Exit status; also stop sig. */
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struct mdproc p_md; /* (c) Any machine-dependent fields. */
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struct callout p_itcallout; /* (h) Interval timer callout. */
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struct user *p_uarea; /* was p_addr. changed to break stuff */
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u_short p_acflag; /* (c) Accounting flags. */
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struct rusage *p_ru; /* (a) Exit information. XXX */
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struct proc *p_peers; /* (c) */
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struct proc *p_leader; /* (c) */
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void *p_emuldata; /* (c) Emulator state data. */
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u_short p_xstat; /* (c) Exit status; also stop sig. */
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struct mdproc p_md; /* (c) Any machine-dependent fields. */
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struct callout p_itcallout; /* (h) Interval timer callout. */
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struct user *p_uarea; /* (k) Kernel VA of u-area (CPU) */
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u_short p_acflag; /* (c) Accounting flags. */
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struct rusage *p_ru; /* (a) Exit information. XXX */
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struct proc *p_peers; /* (c) */
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struct proc *p_leader; /* (c) */
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void *p_emuldata; /* (c) Emulator state data. */
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};
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#define p_rlimit p_limit->pl_rlimit
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@ -452,7 +451,7 @@ struct proc {
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/* These flags are kept in p_flag. */
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#define P_ADVLOCK 0x00001 /* Process may hold a POSIX advisory lock. */
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#define P_CONTROLT 0x00002 /* Has a controlling terminal. */
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#define P_KTHREAD 0x00004 /* Kernel thread. (*)*/
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#define P_KTHREAD 0x00004 /* Kernel thread. (*)*/
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#define P_NOLOAD 0x00008 /* Ignore during load avg calculations. */
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#define P_PPWAIT 0x00010 /* Parent is waiting for child to exec/exit. */
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#define P_SUGID 0x00100 /* Had set id privileges since last exec. */
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@ -474,8 +473,8 @@ struct proc {
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/* These flags are kept in p_sflag and are protected with sched_lock. */
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#define PS_INMEM 0x00001 /* Loaded into memory. */
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#define PS_PROFIL 0x00004 /* Has started profiling. */
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#define PS_ALRMPEND 0x00020 /* Pending SIGVTALRM needs to be posted. */
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#define PS_PROFPEND 0x00040 /* Pending SIGPROF needs to be posted. */
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#define PS_ALRMPEND 0x00020 /* Pending SIGVTALRM needs to be posted. */
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#define PS_PROFPEND 0x00040 /* Pending SIGPROF needs to be posted. */
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#define PS_SWAPINREQ 0x00100 /* Swapin request due to wakeup. */
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#define PS_SWAPPING 0x00200 /* Process is being swapped. */
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@ -484,7 +483,7 @@ struct proc {
|
||||
#define TDF_SINTR 0x00008 /* Sleep is interruptible. */
|
||||
#define TDF_TIMEOUT 0x00010 /* Timing out during sleep. */
|
||||
#define TDF_SELECT 0x00040 /* Selecting; wakeup/waiting danger. */
|
||||
#define TDF_CVWAITQ 0x00080 /* Proces is on a cv_waitq (not slpq). */
|
||||
#define TDF_CVWAITQ 0x00080 /* Proces is on a cv_waitq (not slpq). */
|
||||
#define TDF_TIMOFAIL 0x01000 /* Timeout from sleep after we were awake. */
|
||||
#define TDF_DEADLKTREAT 0x800000 /* Lock aquisition - deadlock treatment. */
|
||||
|
||||
@ -506,16 +505,16 @@ MALLOC_DECLARE(M_SUBPROC);
|
||||
MALLOC_DECLARE(M_ZOMBIE);
|
||||
#endif
|
||||
|
||||
#define FOREACH_PROC_IN_SYSTEM(p) \
|
||||
LIST_FOREACH((p), &allproc, p_list)
|
||||
#define FOREACH_KSEGRP_IN_PROC(p, kg) \
|
||||
TAILQ_FOREACH((kg), &(p)->p_ksegrps, kg_ksegrp)
|
||||
#define FOREACH_THREAD_IN_GROUP(kg, td) \
|
||||
TAILQ_FOREACH((td), &(kg)->kg_threads, td_kglist)
|
||||
#define FOREACH_KSE_IN_GROUP(kg, ke) \
|
||||
TAILQ_FOREACH((ke), &(kg)->kg_kseq, ke_kglist)
|
||||
#define FOREACH_THREAD_IN_PROC(p, td) \
|
||||
TAILQ_FOREACH((td), &(p)->p_threads, td_plist)
|
||||
#define FOREACH_PROC_IN_SYSTEM(p) \
|
||||
LIST_FOREACH((p), &allproc, p_list)
|
||||
#define FOREACH_KSEGRP_IN_PROC(p, kg) \
|
||||
TAILQ_FOREACH((kg), &(p)->p_ksegrps, kg_ksegrp)
|
||||
#define FOREACH_THREAD_IN_GROUP(kg, td) \
|
||||
TAILQ_FOREACH((td), &(kg)->kg_threads, td_kglist)
|
||||
#define FOREACH_KSE_IN_GROUP(kg, ke) \
|
||||
TAILQ_FOREACH((ke), &(kg)->kg_kseq, ke_kglist)
|
||||
#define FOREACH_THREAD_IN_PROC(p, td) \
|
||||
TAILQ_FOREACH((td), &(p)->p_threads, td_plist)
|
||||
|
||||
static __inline int
|
||||
sigonstack(size_t sp)
|
||||
@ -553,7 +552,7 @@ sigonstack(size_t sp)
|
||||
#define PID_MAX 99999
|
||||
#define NO_PID 100000
|
||||
|
||||
#define SESS_LEADER(p) ((p)->p_session->s_leader == (p))
|
||||
#define SESS_LEADER(p) ((p)->p_session->s_leader == (p))
|
||||
#define SESSHOLD(s) ((s)->s_count++)
|
||||
#define SESSRELE(s) { \
|
||||
if (--(s)->s_count == 0) \
|
||||
@ -573,21 +572,21 @@ sigonstack(size_t sp)
|
||||
} while (0)
|
||||
|
||||
/* Lock and unlock a process. */
|
||||
#define PROC_LOCK(p) mtx_lock(&(p)->p_mtx)
|
||||
#define PROC_TRYLOCK(p) mtx_trylock(&(p)->p_mtx)
|
||||
#define PROC_UNLOCK(p) mtx_unlock(&(p)->p_mtx)
|
||||
#define PROC_LOCK(p) mtx_lock(&(p)->p_mtx)
|
||||
#define PROC_TRYLOCK(p) mtx_trylock(&(p)->p_mtx)
|
||||
#define PROC_UNLOCK(p) mtx_unlock(&(p)->p_mtx)
|
||||
#define PROC_UNLOCK_NOSWITCH(p) \
|
||||
mtx_unlock_flags(&(p)->p_mtx, MTX_NOSWITCH)
|
||||
#define PROC_LOCKED(p) mtx_owned(&(p)->p_mtx)
|
||||
#define PROC_LOCK_ASSERT(p, type) mtx_assert(&(p)->p_mtx, (type))
|
||||
|
||||
/* Hold process U-area in memory, normally for ptrace/procfs work. */
|
||||
#define PHOLD(p) do { \
|
||||
#define PHOLD(p) do { \
|
||||
PROC_LOCK(p); \
|
||||
_PHOLD(p); \
|
||||
PROC_UNLOCK(p); \
|
||||
} while (0)
|
||||
#define _PHOLD(p) do { \
|
||||
#define _PHOLD(p) do { \
|
||||
PROC_LOCK_ASSERT((p), MA_OWNED); \
|
||||
if ((p)->p_lock++ == 0) \
|
||||
faultin((p)); \
|
||||
|
||||
Loading…
Reference in New Issue
Block a user