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[PATCH] s390: some more qeth fixes

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[patch 4/7] s390: some more qeth fixes

From: Frank Pavlic <fpavlic@de.ibm.com>
From: Peter Tiedemann <ptiedem@de.ibm.com>
	- possible race on list fixed by reset
	  list processing after every operation
	- traffic hang fixed

Signed-off-by: Frank Pavlic <fpavlic@de.ibm.com>

diffstat:
 qeth_main.c |   11 +++++++----
 1 files changed, 7 insertions(+), 4 deletions(-)
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Frank Pavlic 2005-11-10 13:50:58 +01:00 committed by Jeff Garzik
parent 6c88ad2ded
commit d805d7c692
1 changed files with 7 additions and 4 deletions
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11
drivers/s390/net/qeth_main.c
View File

@ -1,6 +1,6 @@
/*
*
* linux/drivers/s390/net/qeth_main.c ($Revision: 1.236 $)
* linux/drivers/s390/net/qeth_main.c ($Revision: 1.238 $)
*
* Linux on zSeries OSA Express and HiperSockets support
*
@ -12,7 +12,7 @@
* Frank Pavlic (pavlic@de.ibm.com) and
* Thomas Spatzier <tspat@de.ibm.com>
*
* $Revision: 1.236 $ $Date: 2005/05/04 20:19:18 $
* $Revision: 1.238 $ $Date: 2005/05/04 20:19:18 $
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -72,7 +72,7 @@
#include "qeth_eddp.h"
#include "qeth_tso.h"
#define VERSION_QETH_C "$Revision: 1.236 $"
#define VERSION_QETH_C "$Revision: 1.238 $"
static const char *version = "qeth S/390 OSA-Express driver";
/**
@ -799,7 +799,7 @@ __qeth_delete_all_mc(struct qeth_card *card, unsigned long *flags)
{
struct qeth_ipaddr *addr, *tmp;
int rc;
again:
list_for_each_entry_safe(addr, tmp, &card->ip_list, entry) {
if (addr->is_multicast) {
spin_unlock_irqrestore(&card->ip_lock, *flags);
@ -808,6 +808,7 @@ __qeth_delete_all_mc(struct qeth_card *card, unsigned long *flags)
if (!rc) {
list_del(&addr->entry);
kfree(addr);
goto again;
}
}
}
@ -4336,6 +4337,8 @@ qeth_do_send_packet(struct qeth_card *card, struct qeth_qdio_out_q *queue,
out:
if (flush_count)
qeth_flush_buffers(queue, 0, start_index, flush_count);
else if (!atomic_read(&queue->set_pci_flags_count))
atomic_swap(&queue->state, QETH_OUT_Q_LOCKED_FLUSH);
/*
* queue->state will go from LOCKED -> UNLOCKED or from
* LOCKED_FLUSH -> LOCKED if output_handler wanted to 'notify' us