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Do the previous slightly different: any files on MNT_SOFTDEP filesystems do

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not want all their metadata dependencies flushed from vinvalbuf() if
there are no dirty blocks.
This commit is contained in:
fvdl 2000-03-15 16:28:45 +00:00
parent 6c8a78d4d5
commit 01db605567
1 changed files with 11 additions and 7 deletions
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18
sys/kern/vfs_subr.c
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@ -1,4 +1,4 @@
/* $NetBSD: vfs_subr.c,v 1.119 2000/03/11 05:00:18 perseant Exp $ */
/* $NetBSD: vfs_subr.c,v 1.120 2000/03/15 16:28:45 fvdl Exp $ */
/*-
* Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
@ -614,12 +614,16 @@ vinvalbuf(vp, flags, cred, p, slpflag, slptimeo)
tsleep((caddr_t)&vp->v_numoutput, PRIBIO + 1,
"vbwait", 0);
}
splx(s);
if ((error = VOP_FSYNC(vp, cred, FSYNC_WAIT, p)) != 0)
return (error);
s = splbio();
if (vp->v_numoutput > 0 || vp->v_dirtyblkhd.lh_first != NULL)
panic("vinvalbuf: dirty bufs");
if (vp->v_dirtyblkhd.lh_first != NULL || vp->v_mount == NULL ||
!(vp->v_mount->mnt_flag & MNT_SOFTDEP)) {
splx(s);
if ((error = VOP_FSYNC(vp, cred, FSYNC_WAIT, p)) != 0)
return (error);
s = splbio();
if (vp->v_numoutput > 0 ||
vp->v_dirtyblkhd.lh_first != NULL)
panic("vinvalbuf: dirty bufs");
}
splx(s);
}