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Red Hat Bugzilla – Attachment 1446541 Details for
Bug 1578981
[OVS] [qede] OVS daemon crashed in qede_rss_hash_update while configuring OVS-dpdk with qede dpdk interface
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[patch]
Potential fix
0001-net-qede-fix-rss-hash-update.patch (text/plain), 1.18 KB, created by
Rasesh Mody
on 2018-06-01 06:59:28 UTC
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Description:
Potential fix
Filename:
MIME Type:
Creator:
Rasesh Mody
Created:
2018-06-01 06:59:28 UTC
Size:
1.18 KB
patch
obsolete
>From 58c0c8988d9d48177c1fe4c85e46bf7ea14ed32e Mon Sep 17 00:00:00 2001 >From: Rasesh Mody <rasesh.mody@cavium.com> >Date: Tue, 29 May 2018 13:45:29 -0700 >Subject: [PATCH] net/qede: fix rss hash update > >Fix to properly compute fast path array index which is used for passing >L2 handles to RSS indirection table. Currently, its relying on the >local copy of indirection table. When the RX queue configuration changes >the local copy becomes invalid. > >Signed-off-by: Rasesh Mody <rasesh.mody@cavium.com> >--- > drivers/net/qede/qede_ethdev.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > >diff --git a/drivers/net/qede/qede_ethdev.c b/drivers/net/qede/qede_ethdev.c >index 3206cc6..6e9e76d 100644 >--- a/drivers/net/qede/qede_ethdev.c >+++ b/drivers/net/qede/qede_ethdev.c >@@ -2210,7 +2210,7 @@ int qede_rss_hash_update(struct rte_eth_dev *eth_dev, > vport_update_params.vport_id = 0; > /* pass the L2 handles instead of qids */ > for (i = 0 ; i < ECORE_RSS_IND_TABLE_SIZE ; i++) { >- idx = qdev->rss_ind_table[i]; >+ idx = ECORE_RSS_IND_TABLE_SIZE % QEDE_RSS_COUNT(qdev); > rss_params.rss_ind_table[i] = qdev->fp_array[idx].rxq->handle; > } > vport_update_params.rss_params = &rss_params; >-- >1.7.10.3 >
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