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Make the target for the number of AIO daemons work.

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This commit is contained in:
John Dyson 1997-10-11 01:07:03 +00:00
parent c17942ca57
commit c486068695
1 changed files with 18 additions and 2 deletions
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20
sys/kern/vfs_aio.c
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@ -13,7 +13,7 @@
* bad that happens because of using this software isn't the responsibility
* of the author. This software is distributed AS-IS.
*
* $Id: vfs_aio.c,v 1.4 1997/09/02 20:06:00 bde Exp $
* $Id: vfs_aio.c,v 1.5 1997/10/09 04:14:41 dyson Exp $
*/
/*
@ -474,7 +474,12 @@ aio_startproc(void *uproc)
TAILQ_INSERT_HEAD(&aio_freeproc, aiop, list);
aiop->aioprocflags |= AIOP_FREE;
}
tsleep(cp, PRIBIO, "aiordy", 0);
if (tsleep(cp, PRIBIO, "aiordy", hz*30)) {
if ((num_aio_procs > target_aio_procs) &&
(TAILQ_FIRST(&aiop->jobtorun) == NULL))
exit1(curproc, 0);
}
if (aiop->aioprocflags & AIOP_FREE) {
TAILQ_REMOVE(&aio_freeproc, aiop, list);
TAILQ_INSERT_TAIL(&aio_activeproc, aiop, list);
@ -658,6 +663,17 @@ _aio_aqueue(struct proc *p, struct aiocb *job, int type) {
return EBADF;
}
#if DEBUGAIO > 0
if (debugaio > 3)
printf("aio_aqueue: fd: %d, cmd: %d, buf: %d, cnt: %d, fileoffset: %d\n",
aiocbe->uaiocb.aio_fildes,
aiocbe->uaiocb.aio_lio_opcode,
(int) aiocbe->uaiocb.aio_buf & 0xffffffff,
aiocbe->uaiocb.aio_nbytes,
(int) aiocbe->uaiocb.aio_offset & 0xffffffff);
#endif
fp = fdp->fd_ofiles[fd];
if ((fp == NULL) ||
((opcode == LIO_WRITE) && ((fp->f_flag & FWRITE) == 0))) {