[PATCH v2 1/1] fbdev/core: Disable console-lock warnings when fb.lockless_register_fb is set

Sergey Senozhatsky sergey.senozhatsky.work at gmail.com
Thu Jul 19 10:05:26 UTC 2018


On (07/19/18 10:53), Petr Mladek wrote:
> Hmm, this approach is racy if there are other users
> saving/setting/restoring ignore_console_lock_warning in parallel.
> I mean that this works only when the entire safe/set/restore
> operation is nested or sequential.

Good point!

However, I tend to think that we don't need to care about it
that much. Having a counter to permit nesting would probably be
better, but, like you said, it's unlikely that we will see any
problems with ignore_console_lock_warning anyway. So we can keep
it simple [IOW - the way it is].

	-ss


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