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Avoid manipulating the buffer map at interrupt time by deferring bfreekva

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to getnewbuf, and remove from brelse.
Reviewed by:	dg@root.com
This commit is contained in:
John Dyson 1997-11-24 06:18:27 +00:00
parent 289500ad9e
commit 4ced7dd5bf
1 changed files with 1 additions and 5 deletions
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6
sys/kern/vfs_bio.c
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@ -18,7 +18,7 @@
* 5. Modifications may be freely made to this file if the above conditions
* are met.
*
* $Id: vfs_bio.c,v 1.133 1997/11/06 19:29:29 phk Exp $
* $Id: vfs_bio.c,v 1.134 1997/11/07 08:53:04 phk Exp $
*/
/*
@ -651,10 +651,6 @@ brelse(struct buf * bp)
LIST_REMOVE(bp, b_hash);
LIST_INSERT_HEAD(&invalhash, bp, b_hash);
bp->b_dev = NODEV;
/*
* Get rid of the kva allocation *now*
*/
bfreekva(bp);
/* buffers with junk contents */
} else if (bp->b_flags & (B_ERROR | B_INVAL | B_NOCACHE | B_RELBUF)) {