src/sys/sys/lwp.h - diff

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Diff for /src/sys/sys/lwp.h between version 1.32.4.1 and 1.33

version 1.32.4.1, 2006/09/09 02:59:42

version 1.33, 2006/02/16 20:17:20

Line 62 struct lwp {

int l_stat;

lwpid_t l_lid; /* LWP identifier; local to process. */

#define l_startzero l_cred

#define l_startzero l_swtime

struct kauth_cred *l_cred; /* Cached credentials */

u_short l_acflag; /* Accounting flags */

u_int l_swtime; /* Time swapped in or out. */

u_int l_slptime; /* Time since last blocked. */

Line 94 struct lwp {

Line 92 struct lwp {

struct mdlwp l_md; /* Any machine-dependent fields. */

};

#if !defined(USER_TO_UAREA)

#if !defined(UAREA_USER_OFFSET)

#define UAREA_USER_OFFSET 0

#endif /* !defined(UAREA_USER_OFFSET) */

#define USER_TO_UAREA(user) ((vaddr_t)(user) - UAREA_USER_OFFSET)

#define UAREA_TO_USER(uarea) ((struct user *)((uarea) + UAREA_USER_OFFSET))

#endif /* !defined(UAREA_TO_USER) */

LIST_HEAD(lwplist, lwp); /* a list of LWPs */

#ifdef _KERNEL

Line 113 extern struct pool lwp_uc_pool; /* memo

Line 103 extern struct pool lwp_uc_pool; /* memo

extern struct lwp lwp0; /* LWP for proc0 */

#endif

/* These flags are kept in l_flag. [*] is shared with p_flag */

/* These flags are kept in l_flag. */

#define L_INMEM 0x00000004 /* [*] Loaded into memory. */

#define L_INMEM 0x00004 /* Loaded into memory. */

#define L_SELECT 0x00000040 /* [*] Selecting; wakeup/waiting danger. */

#define L_SELECT 0x00040 /* Selecting; wakeup/waiting danger. */

#define L_SINTR 0x00000080 /* [*] Sleep is interruptible. */

#define L_SINTR 0x00080 /* Sleep is interruptible. */

#define L_SA 0x00000400 /* [*] Scheduler activations LWP */

#define L_TIMEOUT 0x00400 /* Timing out during sleep. */

#define L_SA_UPCALL 0x00200000 /* SA upcall is pending */

#define L_SA 0x100000 /* Scheduler activations LWP */

#define L_SA_BLOCKING 0x00400000 /* Blocking in tsleep() */

#define L_SA_UPCALL 0x200000 /* SA upcall is pending */

#define L_DETACHED 0x00800000 /* Won't be waited for. */

#define L_SA_BLOCKING 0x400000 /* Blocking in tsleep() */

#define L_CANCELLED 0x02000000 /* tsleep should not sleep */

#define L_DETACHED 0x800000 /* Won't be waited for. */

#define L_SA_PAGEFAULT 0x04000000 /* SA LWP in pagefault handler */

#define L_CANCELLED 0x2000000 /* tsleep should not sleep */

#define L_TIMEOUT 0x08000000 /* Timing out during sleep. */

#define L_SA_PAGEFAULT 0x4000000 /* SA LWP in pagefault handler */

#define L_SA_YIELD 0x10000000 /* LWP on VP is yielding */

#define L_SA_IDLE 0x20000000 /* VP is idle */

#define L_COWINPROGRESS 0x40000000 /* UFS: doing copy on write */

Line 154 do { \

Line 144 do { \

} while (/* CONSTCOND */ 0)

#define PRELE(l) (--(l)->l_holdcnt)

#define LWP_CACHE_CREDS(l, p) \

do { \

if ((l)->l_cred != (p)->p_cred) \

lwp_update_creds(l); \

} while (/* CONSTCOND */ 0)

void preempt (int);

int mi_switch (struct lwp *, struct lwp *);

Line 195 void lwp_exit (struct lwp *);

Line 180 void lwp_exit (struct lwp *);

void lwp_exit2 (struct lwp *);

struct lwp *proc_representative_lwp(struct proc *);

__inline int lwp_suspend(struct lwp *, struct lwp *);

int lwp_create1(struct lwp *, const void *, size_t, u_long, lwpid_t *);

void lwp_update_creds(struct lwp *);

#endif /* _KERNEL */

/* Flags for _lwp_create(), as per Solaris. */

Line 206 void lwp_update_creds(struct lwp *);

Line 189 void lwp_update_creds(struct lwp *);

#define __LWP_ASLWP 0x00000100 /* XXX more icky signal semantics */

#endif /* !_SYS_LWP_H_ */

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