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if_xennet: handle MEXTREMOVE correctly. fix pool cache corruption.

This commit is contained in:
yamt 2005-04-14 12:37:43 +00:00
parent 87246b5338
commit 9e56f2c967
1 changed files with 9 additions and 4 deletions
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13
sys/arch/xen/xen/if_xennet.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_xennet.c,v 1.17 2005/04/01 11:59:36 yamt Exp $ */
/* $NetBSD: if_xennet.c,v 1.18 2005/04/14 12:37:43 yamt Exp $ */
/*
*
@ -33,7 +33,7 @@
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_xennet.c,v 1.17 2005/04/01 11:59:36 yamt Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_xennet.c,v 1.18 2005/04/14 12:37:43 yamt Exp $");
#include "opt_inet.h"
#include "rnd.h"
@ -560,7 +560,10 @@ xennet_tx_mbuf_free(struct mbuf *m, caddr_t buf, size_t size, void *arg)
DPRINTFN(XEDB_MBUF, ("xennet_tx_mbuf_free %p pa %p\n", txbuf,
(void *)txbuf->xt_pa));
SLIST_INSERT_HEAD(&txbuf->xt_sc->sc_tx_bufs, txbuf, xt_next);
pool_cache_put(&mbpool_cache, m);
if (m != NULL) {
pool_cache_put(&mbpool_cache, m);
}
}
static void
@ -644,7 +647,9 @@ xennet_rx_mbuf_free(struct mbuf *m, caddr_t buf, size_t size, void *arg)
xennet_rx_push_buffer(sc, id);
pool_cache_put(&mbpool_cache, m);
if (m != NULL) {
pool_cache_put(&mbpool_cache, m);
}
}
static int