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Use B_ASYNC in the !PGO_SYNCIO case. Gets back most, if not all, NFS

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read throughput performance lost since the introduction of UBC. Spotted
by YAMAMOTO Takashi, many thanks to him.
This commit is contained in:
fvdl 2002-10-21 15:21:35 +00:00
parent 1e2dbbd422
commit eb485a7e27
1 changed files with 3 additions and 3 deletions
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6
sys/miscfs/genfs/genfs_vnops.c
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@ -1,4 +1,4 @@
/* $NetBSD: genfs_vnops.c,v 1.64 2002/05/29 11:04:40 enami Exp $ */
/* $NetBSD: genfs_vnops.c,v 1.65 2002/10/21 15:21:35 fvdl Exp $ */
/*
* Copyright (c) 1982, 1986, 1989, 1993
@ -35,7 +35,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: genfs_vnops.c,v 1.64 2002/05/29 11:04:40 enami Exp $");
__KERNEL_RCSID(0, "$NetBSD: genfs_vnops.c,v 1.65 2002/10/21 15:21:35 fvdl Exp $");
#include "opt_nfsserver.h"
@ -651,7 +651,7 @@ genfs_getpages(void *v)
mbp->b_bufsize = totalbytes;
mbp->b_data = (void *)kva;
mbp->b_resid = mbp->b_bcount = bytes;
mbp->b_flags = B_BUSY|B_READ| (async ? B_CALL : 0);
mbp->b_flags = B_BUSY|B_READ| (async ? B_CALL|B_ASYNC : 0);
mbp->b_iodone = (async ? uvm_aio_biodone : 0);
mbp->b_vp = vp;
LIST_INIT(&mbp->b_dep);