diff options
| author | Pedro Martelletto <pedro@cvs.openbsd.org> | 2007-05-26 20:26:52 +0000 |
|---|---|---|
| committer | Pedro Martelletto <pedro@cvs.openbsd.org> | 2007-05-26 20:26:52 +0000 |
| commit | 196f5066228d908cbac060396a1aba557efe1ef3 (patch) | |
| tree | 5c48aa4f82af6d902afe35afb642c3d4225a1a07 /sys/kern/kern_physio.c | |
| parent | 6e18a0b85a66c596fb041fbf27229487f6661bbf (diff) | |
Dynamic buffer cache. Initial diff from mickey@, okay art@ beck@ toby@
deraadt@ dlg@.
Diffstat (limited to 'sys/kern/kern_physio.c')
| -rw-r--r-- | sys/kern/kern_physio.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sys/kern/kern_physio.c b/sys/kern/kern_physio.c index d2547a66a30..dee322dabaf 100644 --- a/sys/kern/kern_physio.c +++ b/sys/kern/kern_physio.c @@ -1,4 +1,4 @@ -/* $OpenBSD: kern_physio.c,v 1.27 2006/12/21 02:28:47 krw Exp $ */ +/* $OpenBSD: kern_physio.c,v 1.28 2007/05/26 20:26:51 pedro Exp $ */ /* $NetBSD: kern_physio.c,v 1.28 1997/05/19 10:43:28 pk Exp $ */ /*- @@ -262,8 +262,12 @@ struct buf * getphysbuf(void) { struct buf *bp; + int s; + s = splbio(); bp = pool_get(&bufpool, PR_WAITOK); + splx(s); + bzero(bp, sizeof(*bp)); /* XXXCDC: are the following two lines necessary? */ @@ -281,6 +285,8 @@ getphysbuf(void) void putphysbuf(struct buf *bp) { + splassert(IPL_BIO); + /* XXXCDC: is this necessary? */ if (bp->b_vp) brelvp(bp); |