Messages in this thread | | | From | Chuck Lever III <> | Subject | Re: [PATCH v1 11/17] lib: add light-weight queuing mechanism. | Date | Mon, 11 Sep 2023 20:30:40 +0000 |
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> On Sep 11, 2023, at 2:13 PM, Andrew Morton <akpm@linux-foundation.org> wrote: > > On Mon, 11 Sep 2023 10:39:43 -0400 Chuck Lever <cel@kernel.org> wrote: > >> lwq is a FIFO single-linked queue that only requires a spinlock >> for dequeueing, which happens in process context. Enqueueing is atomic >> with no spinlock and can happen in any context. > > What is the advantage of this over using one of the library > facilities which we already have?
I'll let the patch author respond to that question, but let me pose one of my own: What pre-existing facilities are you thinking of, so that I may have a look?
-- Chuck Lever
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