patches for DPDK stable branches
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From: Thomas Monjalon <thomas@monjalon.net>
To: anatoly.burakov@intel.com, Yunjian Wang <wangyunjian@huawei.com>
Cc: dev@dpdk.org, david.marchand@redhat.com,
	jerry.lilijun@huawei.com, xudingke@huawei.com, stable@dpdk.org
Subject: Re: [dpdk-stable] [dpdk-dev] [PATCH v3] eal: fix create user mem map repeatedly when it exists
Date: Tue, 20 Oct 2020 16:09:04 +0200
Message-ID: <1768774.JEQ3pMzOXi@thomas> (raw)
In-Reply-To: <1602840525-8848-1-git-send-email-wangyunjian@huawei.com>

16/10/2020 11:28, wangyunjian:
> From: Yunjian Wang <wangyunjian@huawei.com>
> 
> Currently, a issue that a container has many devices and the
> application will map the same memory many times. The kernel
> driver returns EEXIST as long as there are overlapping memory
> areas. As a result, we repeatedly create new user mem map entry
> for the same memory segment and this will lead to no more space
> for other user mem maps.
> 
> To resolve the issue, add support to remove the same entry in
> the function compact_user_maps().

Sorry I don't understand the explanations above.
Anatoly, please could you help in rewording?




  reply index

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-16 13:38 [dpdk-stable] [PATCH 1/1] eal/linux: do not " wangyunjian
2020-07-17 14:19 ` [dpdk-stable] [dpdk-dev] " Burakov, Anatoly
2020-07-17 14:23   ` Burakov, Anatoly
2020-07-20  2:00     ` wangyunjian
2020-07-20 11:46       ` Burakov, Anatoly
2020-07-22 12:47         ` wangyunjian
2020-07-23 14:48 ` [dpdk-stable] [dpdk-dev] [PATCH v2] " wangyunjian
2020-07-24 13:25   ` Burakov, Anatoly
2020-07-25  9:59     ` wangyunjian
2020-07-27  9:24       ` Burakov, Anatoly
2020-07-30 13:16         ` wangyunjian
2020-07-31 11:55           ` Burakov, Anatoly
2020-08-05 12:58             ` wangyunjian
2020-09-17 11:33               ` Burakov, Anatoly
2020-09-17 11:35   ` Burakov, Anatoly
2020-10-15 12:46     ` wangyunjian
2020-10-15 12:54       ` David Marchand
2020-10-16  9:48         ` wangyunjian
2020-10-16  9:28   ` [dpdk-stable] [dpdk-dev] [PATCH v3] eal: fix " wangyunjian
2020-10-20 14:09     ` Thomas Monjalon [this message]
2020-11-15 14:23       ` Thomas Monjalon
2020-11-22 18:20         ` Thomas Monjalon
2020-11-23  7:40           ` wangyunjian

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patches for DPDK stable branches

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