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From: Jeff Guo <jia.guo@intel.com>
To: wangyunjian <wangyunjian@huawei.com>, dev@dpdk.org
Cc: jerry.lilijun@huawei.com, xudingke@huawei.com, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH 2/3] eal: fix remove incorrect event_cb
Date: Fri, 12 Jun 2020 13:56:05 +0800
Message-ID: <515b5d64-b43b-14c0-4f73-0818fc7340b9@intel.com> (raw)
In-Reply-To: <a2a8a6832e6621e578c6f779221d00cbd620b3b6.1591186247.git.wangyunjian@huawei.com>

hi, yunjian

On 6/3/2020 8:55 PM, wangyunjian wrote:
> From: Yunjian Wang <wangyunjian@huawei.com>
>
> When the device_name is NULL, it will remove the event_cb directly.
> We need to compare the 'cb_fn' and 'cb_arg' at the same time.
>
> Fixes: a753e53d517b ("eal: add device event monitor framework")
> Cc: stable@dpdk.org
>
> Signed-off-by: Yunjian Wang <wangyunjian@huawei.com>
> ---
>   lib/librte_eal/common/eal_common_dev.c | 7 ++++++-
>   1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/lib/librte_eal/common/eal_common_dev.c b/lib/librte_eal/common/eal_common_dev.c
> index 4cfdb80..6b465bc 100644
> --- a/lib/librte_eal/common/eal_common_dev.c
> +++ b/lib/librte_eal/common/eal_common_dev.c
> @@ -516,7 +516,12 @@ static int cmp_dev_name(const struct rte_device *dev, const void *_name)
>   				    event_cb->cb_arg != cb_arg))
>   					continue;
>   			}
> -		} else if (device_name != NULL) {
> +		} else if (device_name == NULL && event_cb->dev_name == NULL) {
> +			if (event_cb->cb_fn != cb_fn ||
> +			    (cb_arg != (void *)-1 &&
> +			    event_cb->cb_arg != cb_arg))
> +				continue;
> +		} else {


If we expect flush all event_cb when device_name is NULL, why we should 
check the cb_fn and cb_arg?


>   			continue;
>   		}
>   

  reply	other threads:[~2020-06-12  5:56 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-03 12:33 [dpdk-dev] [PATCH 0/3] fixes for device event wangyunjian
2020-06-03 12:54 ` wangyunjian
2020-06-03 12:54 ` [dpdk-dev] [PATCH 1/3] eal: fix memory leak when removing event_cb wangyunjian
2020-06-03 12:55 ` [dpdk-dev] [PATCH 2/3] eal: fix remove incorrect event_cb wangyunjian
2020-06-12  5:56   ` Jeff Guo [this message]
2020-06-30 11:29     ` wangyunjian
2020-06-30 11:56   ` [dpdk-dev] [PATCH v2] eal: fix memory leak when removing event_cb wangyunjian
2020-07-02  9:28     ` Jeff Guo
2020-07-02 10:53       ` wangyunjian
2020-07-02 11:46   ` [dpdk-dev] [PATCH v3 0/2] fixes for device event wangyunjian
2020-07-02 11:47   ` [dpdk-dev] [PATCH v3 1/2] eal: fix memory leak when removing event_cb wangyunjian
2020-07-03  6:04     ` Jeff Guo
2020-07-03  7:00       ` wangyunjian
2020-07-03  7:23     ` [dpdk-dev] [dpdk-stable] " David Marchand
2020-07-03  7:52       ` wangyunjian
2020-07-03  8:01         ` David Marchand
2020-07-02 11:47   ` [dpdk-dev] [PATCH v3 2/2] eal: return error code when failure wangyunjian
2020-06-03 12:55 ` [dpdk-dev] [PATCH 3/3] " wangyunjian
2020-07-02  9:18   ` Jeff Guo
2020-07-02 10:43     ` wangyunjian

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