Messages in this thread | | | Date | Wed, 17 May 2023 11:48:19 -1000 | From | Tejun Heo <> | Subject | Re: [PATCH v1 0/7] Bindings for the workqueue |
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Hello, Alice.
On Wed, May 17, 2023 at 08:31:12PM +0000, Alice Ryhl wrote: > This patchset contains bindings for the kernel workqueue. > > One of the primary goals behind the design used in this patch is that we > must support embedding the `work_struct` as a field in user-provided > types, because this allows you to submit things to the workqueue without > having to allocate, making the submission infallible. If we didn't have > to support this, then the patch would be much simpler. One of the main > things that make it complicated is that we must ensure that the function > pointer in the `work_struct` is compatible with the struct it is > contained within. > > This patch could be significantly simplified if we already had the field > projection bindings. However, we have decided to upstream the current > version that does not depend on field projection first - the PR that > introduces field projections will then include a commit that simplifies > the workqueue implementation. (In particular, it would simplify the 5th > patch in this series.) > > The first version of the workqueue bindings was written by Wedson, but > I have rewritten much of it so that it uses the pin-init infrastructure > and can be used with containers other than `Arc`.
I tried to read the patches but am too dumb to understand much. Any chance you can provide some examples so that I can at least imagine how workqueue would be used from rust side?
Thanks.
-- tejun
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