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SubjectRe: [PATCH 1/2] spi: spidev: fix a race condition when accessing spidev->spi
On Thu, Jan 05, 2023 at 01:40:59PM +0100, Bartosz Golaszewski wrote:

> can replace the spinlock with a sleeping lock. Using an RW semaphore
> allows the syscalls to run concurrently unless protected otherwise. We

I'm not sure this is important or useful, there's not a lot that can
practically happen concurrently when we get to actually interacting with
the device and it's making the code a bit less clear.
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