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Reserve a pointer "ki_udata" in kinfo_proc as a convenience for userland.

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This commit is contained in:
Alfred Perlstein 2004-07-12 04:53:33 +00:00
parent 943bb929af
commit 8a3f1adf3b
1 changed files with 4 additions and 3 deletions
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7
sys/sys/user.h
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@ -74,7 +74,7 @@
* end of kinfo_proc. It may need to be overridden on a platform-specific * end of kinfo_proc. It may need to be overridden on a platform-specific
* basis as new fields are added. * basis as new fields are added.
*/ */
#define KI_NSPARE 17 #define KI_NSPARE 16
#ifdef __alpha__ #ifdef __alpha__
#define KINFO_PROC_SIZE 912 #define KINFO_PROC_SIZE 912
@ -84,7 +84,7 @@
#endif #endif
#ifdef __arm__ #ifdef __arm__
#undef KI_NSPARE /* Fewer spare longs on this arch */ #undef KI_NSPARE /* Fewer spare longs on this arch */
#define KI_NSPARE 16 #define KI_NSPARE 15
#define KINFO_PROC_SIZE 648 #define KINFO_PROC_SIZE 648
#endif #endif
#ifdef __ia64__ #ifdef __ia64__
@ -92,7 +92,7 @@
#endif #endif
#ifdef __i386__ #ifdef __i386__
#undef KI_NSPARE /* Fewer spare longs on this arch */ #undef KI_NSPARE /* Fewer spare longs on this arch */
#define KI_NSPARE 16 #define KI_NSPARE 15
#define KINFO_PROC_SIZE 648 #define KINFO_PROC_SIZE 648
#endif #endif
#ifdef __powerpc__ #ifdef __powerpc__
@ -186,6 +186,7 @@ struct kinfo_proc {
struct timeval ki_childutime; /* user time used by children */ struct timeval ki_childutime; /* user time used by children */
lwpid_t ki_tid; /* XXXKSE thread id */ lwpid_t ki_tid; /* XXXKSE thread id */
int ki_numthreads; /* XXXKSE number of threads in total */ int ki_numthreads; /* XXXKSE number of threads in total */
void *ki_udata; /* User convenience pointer */
long ki_spare[KI_NSPARE]; /* spare room for later growth */ long ki_spare[KI_NSPARE]; /* spare room for later growth */
}; };
void fill_kinfo_proc(struct proc *, struct kinfo_proc *); void fill_kinfo_proc(struct proc *, struct kinfo_proc *);