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Fixed clear_proc(): properly release resources (IRQ hooks, notify buffers);

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Cleaned up comments in proc.c (old code still present for comparison);
This commit is contained in:
Jorrit Herder
2005-05-30 11:05:42 +00:00
parent fcd113da7b
commit 826fee4c6d
3 changed files with 96 additions and 63 deletions
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14
kernel/system.c
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@@ -186,6 +186,7 @@ int proc_nr; /* slot of process to clean up */
#else
register struct proc **xpp; /* iterate over caller queue */
#endif
int i;
/* Get a pointer to the process that exited. */
rc = proc_addr(proc_nr);
@@ -238,6 +239,19 @@ int proc_nr; /* slot of process to clean up */
}
}
/* Check the table with IRQ hooks to see if hooks should be released. */
for (i=0; i < NR_IRQ_HOOKS; i++) {
if (irq_hooks[i].proc_nr == proc_nr)
irq_hooks[i].proc_nr = NONE;
}
/* Check if there are pending notifications. Release the buffers. */
while (rc->p_ntf_q != NULL) {
i = (int) (rc->p_ntf_q - &notify_buffer[0]);
free_bit(i, notify_bitmap, NR_NOTIFY_BUFS);
rc->p_ntf_q = rc->p_ntf_q->n_next;
}
/* Now clean up the process table entry. Reset to defaults. */
kstrncpy(rc->p_name, "<noname>", PROC_NAME_LEN); /* unset name */
sigemptyset(&rc->p_pending); /* remove pending signals */