From: Leon Romanovsky <leon@kernel.org>
To: xiaolinkui <xiaolinkui@126.com>
Cc: dennis.dalessandro@cornelisnetworks.com, jgg@ziepe.ca,
linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org,
Linkui Xiao <xiaolinkui@kylinos.cn>
Subject: Re: [PATCH] RDMA/hfi: add a judgment on the availability of cpumask
Date: Tue, 4 Apr 2023 11:02:47 +0300 [thread overview]
Message-ID: <20230404080247.GI4514@unreal> (raw)
In-Reply-To: <940e1807-7e89-4de0-ee69-9346d231a59f@126.com>
On Tue, Apr 04, 2023 at 03:01:58PM +0800, xiaolinkui wrote:
> Thanks for your reply.
>
> When CONFIG_CPUMASK_OFFSTACK=y, "ret" will be false if diff==NULL.
>
> However, when CONFIG_CPUMASK_OFFSTACK=n, these two are not necessarily
> equivalent.
And what is the problem with that? cpumask_* API is built to handle
correctly this mode.
Reminder: please don't top post.
>
> Thanks
next prev parent reply other threads:[~2023-04-04 8:02 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-04 3:05 [PATCH] RDMA/hfi: add a judgment on the availability of cpumask xiaolinkui
2023-04-04 6:05 ` Leon Romanovsky
2023-04-04 7:01 ` xiaolinkui
2023-04-04 8:02 ` Leon Romanovsky [this message]
2023-04-07 4:07 ` kernel test robot
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