diff options
Diffstat (limited to 'usr/src/uts/common/sys/thread.h')
| -rw-r--r-- | usr/src/uts/common/sys/thread.h | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/usr/src/uts/common/sys/thread.h b/usr/src/uts/common/sys/thread.h index d917944edf..678d356564 100644 --- a/usr/src/uts/common/sys/thread.h +++ b/usr/src/uts/common/sys/thread.h @@ -24,6 +24,10 @@ * Use is subject to license terms. */ +/* + * Copyright 2018 Joyent, Inc. + */ + #ifndef _SYS_THREAD_H #define _SYS_THREAD_H @@ -67,7 +71,10 @@ typedef struct ctxop { void (*exit_op)(void *); /* invoked during {thread,lwp}_exit() */ void (*free_op)(void *, int); /* function which frees the context */ void *arg; /* argument to above functions, ctx pointer */ - struct ctxop *next; /* next context ops */ + struct ctxop *next; /* next context ops */ + struct ctxop *prev; /* previous context ops */ + hrtime_t save_ts; /* timestamp of last save */ + hrtime_t restore_ts; /* timestamp of last restore */ } ctxop_t; /* @@ -345,6 +352,10 @@ typedef struct _kthread { kmutex_t t_ctx_lock; /* protects t_ctx in removectx() */ struct waitq *t_waitq; /* wait queue */ kmutex_t t_wait_mutex; /* used in CV wait functions */ + + char *t_name; /* thread name */ + + uint64_t t_unsafe; /* unsafe to run with HT VCPU thread */ } kthread_t; /* @@ -366,7 +377,7 @@ typedef struct _kthread { #define T_WOULDBLOCK 0x0020 /* for lockfs */ #define T_DONTBLOCK 0x0040 /* for lockfs */ #define T_DONTPEND 0x0080 /* for lockfs */ -#define T_SYS_PROF 0x0100 /* profiling on for duration of system call */ +#define T_SPLITSTK 0x0100 /* kernel stack is currently split */ #define T_WAITCVSEM 0x0200 /* waiting for a lwp_cv or lwp_sema on sleepq */ #define T_WATCHPT 0x0400 /* thread undergoing a watchpoint emulation */ #define T_PANIC 0x0800 /* thread initiated a system panic */ @@ -395,6 +406,7 @@ typedef struct _kthread { #define TP_CHANGEBIND 0x1000 /* thread has a new cpu/cpupart binding */ #define TP_ZTHREAD 0x2000 /* this is a kernel thread for a zone */ #define TP_WATCHSTOP 0x4000 /* thread is stopping via holdwatch() */ +#define TP_KTHREAD 0x8000 /* in-kernel worker thread for a process */ /* * Thread scheduler flag (t_schedflag) definitions. @@ -407,6 +419,7 @@ typedef struct _kthread { #define TS_SIGNALLED 0x0010 /* thread was awakened by cv_signal() */ #define TS_PROJWAITQ 0x0020 /* thread is on its project's waitq */ #define TS_ZONEWAITQ 0x0040 /* thread is on its zone's waitq */ +#define TS_VCPU 0x0080 /* thread will enter guest context */ #define TS_CSTART 0x0100 /* setrun() by continuelwps() */ #define TS_UNPAUSE 0x0200 /* setrun() by unpauselwps() */ #define TS_XSTART 0x0400 /* setrun() by SIGCONT */ @@ -414,8 +427,9 @@ typedef struct _kthread { #define TS_RESUME 0x1000 /* setrun() by CPR resume process */ #define TS_CREATE 0x2000 /* setrun() by syslwp_create() */ #define TS_RUNQMATCH 0x4000 /* exact run queue balancing by setbackdq() */ +#define TS_BSTART 0x8000 /* setrun() by brand */ #define TS_ALLSTART \ - (TS_CSTART|TS_UNPAUSE|TS_XSTART|TS_PSTART|TS_RESUME|TS_CREATE) + (TS_CSTART|TS_UNPAUSE|TS_XSTART|TS_PSTART|TS_RESUME|TS_CREATE|TS_BSTART) #define TS_ANYWAITQ (TS_PROJWAITQ|TS_ZONEWAITQ) /* @@ -443,6 +457,10 @@ typedef struct _kthread { #define ISTOPPED(t) ((t)->t_state == TS_STOPPED && \ !((t)->t_schedflag & TS_PSTART)) +/* True if thread is stopped for a brand-specific reason */ +#define BSTOPPED(t) ((t)->t_state == TS_STOPPED && \ + !((t)->t_schedflag & TS_BSTART)) + /* True if thread is asleep and wakeable */ #define ISWAKEABLE(t) (((t)->t_state == TS_SLEEP && \ ((t)->t_flag & T_WAKEABLE))) @@ -589,10 +607,15 @@ extern disp_lock_t stop_lock; /* lock protecting stopped threads */ caddr_t thread_stk_init(caddr_t); /* init thread stack */ +void thread_setname(kthread_t *, const char *); + extern int default_binding_mode; +extern int default_stksize; #endif /* _KERNEL */ +#define THREAD_NAME_MAX 32 /* includes terminating NUL */ + /* * Macros to indicate that the thread holds resources that could be critical * to other kernel threads, so this thread needs to have kernel priority |