Messages in this thread | | | Date | Fri, 23 Mar 2018 12:42:54 +0100 | From | Valentin Vidic <> | Subject | Re: [PATCH] staging: pi433: add descriptions for mutex locks |
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On Fri, Mar 23, 2018 at 11:22:39AM +0100, Marcus Wolf wrote: > could you please decribe in short words, why you think, that hte lock > isn't obsolete? > > I wasn't sure, but close to remove the lock. That's why I putted the > comment.
Sure, if pi433_tx_thread runs on one CPU it might be possible to call pi433_write concurrently on another CPU and they would both modify tx_fifo. But maybe there is some other protection in place that would prevent this?
-- Valentin
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