From: Yongseok Koh <yskoh@mellanox.com>
To: Lu Qiuwen <luqiuwen@iie.ac.cn>,
"Zhang, Qi Z" <qi.z.zhang@intel.com>,
"xiao.w.wang@intel.com" <xiao.w.wang@intel.com>
Cc: dpdk stable <stable@dpdk.org>
Subject: Re: [dpdk-stable] [PATCH 17.11] net/fm10k: fix segment fault at calling fm10k_stats_get()
Date: Tue, 23 Jul 2019 01:12:35 +0000 [thread overview]
Message-ID: <A75C4BE3-C46B-4366-9066-BC46C4438A6D@mellanox.com> (raw)
In-Reply-To: <baeba848-fce6-4ca7-a3c0-7d128fe0fcab@DESKTOP-S1AP1MR.local>
Hi,
Copying maintainers of fm10k for their review.
I'll merge it as soon as it is acked.
Thanks,
Yongseok
> On Jun 15, 2019, at 5:43 AM, Lu Qiuwen <luqiuwen@iie.ac.cn> wrote:
>
> From 01ca235ebb510d68efe37a81b434c07bd335fc61 Mon Sep 17 00:00:00 2001
> From: Lu Qiuwen <luqiuwen@iie.ac.cn>
> Date: Sat, 15 Jun 2019 14:28:01 +0800
> Subject: [PATCH] net/fm10k: fix segment fault at calling fm10k_stats_get()
> from secondary process.
>
> The function pointers in fm10k_stats_get() which setup from primary process, when secondary process call these function pointers, a segment fault will happend.
>
> Signed-off-by: Lu Qiuwen <luqiuwen@iie.ac.cn>
> ---
> drivers/net/fm10k/base/fm10k_api.c | 20 ++++++++++++++++----
> drivers/net/fm10k/base/fm10k_pf.c | 4 ++--
> drivers/net/fm10k/base/fm10k_pf.h | 8 ++++++++
> drivers/net/fm10k/base/fm10k_vf.c | 4 ++--
> drivers/net/fm10k/base/fm10k_vf.h | 6 ++++++
> 5 files changed, 34 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/net/fm10k/base/fm10k_api.c b/drivers/net/fm10k/base/fm10k_api.c
> index c49d20dfb..e7b2fe710 100644
> --- a/drivers/net/fm10k/base/fm10k_api.c
> +++ b/drivers/net/fm10k/base/fm10k_api.c
> @@ -234,8 +234,14 @@ s32 fm10k_read_mac_addr(struct fm10k_hw *hw)
> * */
> void fm10k_update_hw_stats(struct fm10k_hw *hw, struct fm10k_hw_stats *stats)
> {
> - if (hw->mac.ops.update_hw_stats)
> - hw->mac.ops.update_hw_stats(hw, stats);
> + switch (hw->mac.type) {
> + case fm10k_mac_pf:
> + return fm10k_update_hw_stats_pf(hw, stats);
> + case fm10k_mac_vf:
> + return fm10k_update_hw_stats_vf(hw, stats);
> + default:
> + break;
> + }
> }
>
> /**
> @@ -246,8 +252,14 @@ void fm10k_update_hw_stats(struct fm10k_hw *hw, struct fm10k_hw_stats *stats)
> * */
> void fm10k_rebind_hw_stats(struct fm10k_hw *hw, struct fm10k_hw_stats *stats)
> {
> - if (hw->mac.ops.rebind_hw_stats)
> - hw->mac.ops.rebind_hw_stats(hw, stats);
> + switch (hw->mac.type) {
> + case fm10k_mac_pf:
> + return fm10k_rebind_hw_stats_pf(hw, stats);
> + case fm10k_mac_vf:
> + return fm10k_rebind_hw_stats_vf(hw, stats);
> + default:
> + break;
> + }
> }
>
> /**
> diff --git a/drivers/net/fm10k/base/fm10k_pf.c b/drivers/net/fm10k/base/fm10k_pf.c
> index db5f4912f..f5b6a9e2e 100644
> --- a/drivers/net/fm10k/base/fm10k_pf.c
> +++ b/drivers/net/fm10k/base/fm10k_pf.c
> @@ -1511,7 +1511,7 @@ const struct fm10k_msg_data fm10k_iov_msg_data_pf[] = {
> * This function collects and aggregates global and per queue hardware
> * statistics.
> **/
> -STATIC void fm10k_update_hw_stats_pf(struct fm10k_hw *hw,
> +void fm10k_update_hw_stats_pf(struct fm10k_hw *hw,
> struct fm10k_hw_stats *stats)
> {
> u32 timeout, ur, ca, um, xec, vlan_drop, loopback_drop, nodesc_drop;
> @@ -1584,7 +1584,7 @@ STATIC void fm10k_update_hw_stats_pf(struct fm10k_hw *hw,
> * This function resets the base for global and per queue hardware
> * statistics.
> **/
> -STATIC void fm10k_rebind_hw_stats_pf(struct fm10k_hw *hw,
> +void fm10k_rebind_hw_stats_pf(struct fm10k_hw *hw,
> struct fm10k_hw_stats *stats)
> {
> DEBUGFUNC("fm10k_rebind_hw_stats_pf");
> diff --git a/drivers/net/fm10k/base/fm10k_pf.h b/drivers/net/fm10k/base/fm10k_pf.h
> index ca125c273..207942788 100644
> --- a/drivers/net/fm10k/base/fm10k_pf.h
> +++ b/drivers/net/fm10k/base/fm10k_pf.h
> @@ -184,4 +184,12 @@ extern const struct fm10k_msg_data fm10k_iov_msg_data_pf[];
> #endif
>
> s32 fm10k_init_ops_pf(struct fm10k_hw *hw);
> +
> +void fm10k_update_hw_stats_pf(struct fm10k_hw *hw,
> + struct fm10k_hw_stats *stats);
> +
> +void fm10k_rebind_hw_stats_pf(struct fm10k_hw *hw,
> + struct fm10k_hw_stats *stats);
> +
> +
> #endif /* _FM10K_PF_H */
> diff --git a/drivers/net/fm10k/base/fm10k_vf.c b/drivers/net/fm10k/base/fm10k_vf.c
> index bd449773a..2f4b5f5d2 100644
> --- a/drivers/net/fm10k/base/fm10k_vf.c
> +++ b/drivers/net/fm10k/base/fm10k_vf.c
> @@ -526,7 +526,7 @@ const struct fm10k_tlv_attr fm10k_1588_msg_attr[] = {
> *
> * This function collects and aggregates per queue hardware statistics.
> **/
> -STATIC void fm10k_update_hw_stats_vf(struct fm10k_hw *hw,
> +void fm10k_update_hw_stats_vf(struct fm10k_hw *hw,
> struct fm10k_hw_stats *stats)
> {
> DEBUGFUNC("fm10k_update_hw_stats_vf");
> @@ -541,7 +541,7 @@ STATIC void fm10k_update_hw_stats_vf(struct fm10k_hw *hw,
> *
> * This function resets the base for queue hardware statistics.
> **/
> -STATIC void fm10k_rebind_hw_stats_vf(struct fm10k_hw *hw,
> +void fm10k_rebind_hw_stats_vf(struct fm10k_hw *hw,
> struct fm10k_hw_stats *stats)
> {
> DEBUGFUNC("fm10k_rebind_hw_stats_vf");
> diff --git a/drivers/net/fm10k/base/fm10k_vf.h b/drivers/net/fm10k/base/fm10k_vf.h
> index 116c56fcc..e433e8a94 100644
> --- a/drivers/net/fm10k/base/fm10k_vf.h
> +++ b/drivers/net/fm10k/base/fm10k_vf.h
> @@ -89,4 +89,10 @@ extern const struct fm10k_tlv_attr fm10k_1588_msg_attr[];
> FM10K_MSG_HANDLER(FM10K_VF_MSG_ID_1588, fm10k_1588_msg_attr, func)
>
> s32 fm10k_init_ops_vf(struct fm10k_hw *hw);
> +
> +void fm10k_update_hw_stats_vf(struct fm10k_hw *hw,
> + struct fm10k_hw_stats *stats);
> +void fm10k_rebind_hw_stats_vf(struct fm10k_hw *hw,
> + struct fm10k_hw_stats *stats);
> +
> #endif /* _FM10K_VF_H */
> --
> 2.20.1.windows.1
>
>
next prev parent reply other threads:[~2019-07-23 1:12 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-15 12:43 Lu Qiuwen
2019-07-23 1:12 ` Yongseok Koh [this message]
2019-07-23 3:01 ` Wang, Xiao W
-- strict thread matches above, loose matches on Subject: below --
2019-06-15 12:39 Lu Qiuwen
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