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Use the kthread API to create and destroy AIO daemons.

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Submitted by:	jhb
This commit is contained in:
Alan Cox 2001-03-09 06:27:01 +00:00
parent 3a3f608288
commit c9a970a79f
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=74015
1 changed files with 7 additions and 9 deletions
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16
sys/kern/vfs_aio.c
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@ -27,6 +27,7 @@
#include <sys/sysproto.h>
#include <sys/filedesc.h>
#include <sys/kernel.h>
#include <sys/kthread.h>
#include <sys/fcntl.h>
#include <sys/file.h>
#include <sys/lock.h>
@ -669,9 +670,6 @@ aio_daemon(void *uproc)
splx(s);
/* Make up a name for the daemon. */
strcpy(mycp->p_comm, "aiod");
/*
* Get rid of our current filedescriptors. AIOD's don't need any
* filedescriptors, except as temporarily inherited from the client.
@ -909,7 +907,7 @@ aio_daemon(void *uproc)
mycp->p_vmspace->vm_refcnt);
}
#endif
exit1(mycp, 0);
kthread_exit(0);
}
}
splx(s);
@ -925,19 +923,19 @@ static int
aio_newproc()
{
int error;
struct proc *p, *np;
struct proc *p;
p = &proc0;
error = fork1(p, RFPROC|RFMEM|RFNOWAIT, &np);
error = kthread_create(aio_daemon, curproc, &p, RFNOWAIT, "aiod%d",
num_aio_procs);
if (error)
return error;
cpu_set_fork_handler(np, aio_daemon, curproc);
/*
* Wait until daemon is started, but continue on just in case to
* handle error conditions.
*/
error = tsleep(np, PZERO, "aiosta", aiod_timeout);
error = tsleep(p, PZERO, "aiosta", aiod_timeout);
num_aio_procs++;
return error;