Re: [dpdk-dev] [PATCH v3] eal: fix create user mem map repeatedly when it exists

2020-11-27 Thread Burakov, Anatoly
On 20-Oct-20 3:09 PM, Thomas Monjalon wrote: 16/10/2020 11:28, wangyunjian: From: Yunjian Wang 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 resu

Re: [dpdk-dev] [PATCH v3] eal: fix create user mem map repeatedly when it exists

2020-10-20 Thread Thomas Monjalon
16/10/2020 11:28, wangyunjian: > From: Yunjian Wang > > 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 me

[dpdk-dev] [PATCH v3] eal: fix create user mem map repeatedly when it exists

2020-10-16 Thread wangyunjian
From: Yunjian Wang 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