[dpdk-stable] patch 'net/igb: fix add/delete of flex filters' has been queued to LTS release 16.11.3
Yuanhan Liu
yliu at fridaylinux.org
Fri Jul 14 12:33:28 CEST 2017
Hi,
FYI, your patch has been queued to LTS release 16.11.3
Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet.
It will be pushed if I get no objections before 07/19/17. So please
shout if anyone has objections.
Thanks.
--yliu
---
>From 01ea4420fd9242ab74f3e140f6b456e72d0e5fcc Mon Sep 17 00:00:00 2001
From: Markus Theil <markus.theil at tu-ilmenau.de>
Date: Mon, 22 May 2017 12:17:50 +0200
Subject: [PATCH] net/igb: fix add/delete of flex filters
[ upstream commit 167e7b9ae531491f10f495587cb59ae271430abb ]
Before this patch, flex_filter->index was always zero when it was read
and used after rte_zmalloc. The corresponding code was therefore moved
into the add and delete parts of the if/else statement.
Fixes: 231d43909a31 ("igb: migrate flex filter to new API")
Signed-off-by: Markus Theil <markus.theil at tu-ilmenau.de>
Acked-by: Wenzhuo Lu <wenzhuo.lu at intel.com>
---
drivers/net/e1000/igb_ethdev.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c
index be2600d..0a94ecc 100644
--- a/drivers/net/e1000/igb_ethdev.c
+++ b/drivers/net/e1000/igb_ethdev.c
@@ -3736,10 +3736,6 @@ eth_igb_add_del_flex_filter(struct rte_eth_dev *dev,
}
wufc = E1000_READ_REG(hw, E1000_WUFC);
- if (flex_filter->index < E1000_MAX_FHFT)
- reg_off = E1000_FHFT(flex_filter->index);
- else
- reg_off = E1000_FHFT_EXT(flex_filter->index - E1000_MAX_FHFT);
if (add) {
if (eth_igb_flex_filter_lookup(&filter_info->flex_list,
@@ -3769,6 +3765,11 @@ eth_igb_add_del_flex_filter(struct rte_eth_dev *dev,
return -ENOSYS;
}
+ if (flex_filter->index < E1000_MAX_FHFT)
+ reg_off = E1000_FHFT(flex_filter->index);
+ else
+ reg_off = E1000_FHFT_EXT(flex_filter->index - E1000_MAX_FHFT);
+
E1000_WRITE_REG(hw, E1000_WUFC, wufc | E1000_WUFC_FLEX_HQ |
(E1000_WUFC_FLX0 << flex_filter->index));
queueing = filter->len |
@@ -3797,6 +3798,11 @@ eth_igb_add_del_flex_filter(struct rte_eth_dev *dev,
return -ENOENT;
}
+ if (it->index < E1000_MAX_FHFT)
+ reg_off = E1000_FHFT(it->index);
+ else
+ reg_off = E1000_FHFT_EXT(it->index - E1000_MAX_FHFT);
+
for (i = 0; i < E1000_FHFT_SIZE_IN_DWD; i++)
E1000_WRITE_REG(hw, reg_off + i * sizeof(uint32_t), 0);
E1000_WRITE_REG(hw, E1000_WUFC, wufc &
--
2.7.4
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