Messages in this thread |  | | From | Ricardo Ribalda Delgado <> | Date | Mon, 13 Oct 2014 21:02:57 +0200 | Subject | Re: [PATCH] tty/serial_core: Introduce lock mechanism for RS485 |
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Hello Alan
>> + spin_unlock_irqrestore(&port->lock, flags); > > Looks good apart from this bit.. The copy needs to go to a temporary > before the lock is taken otherwise we may sleep on a pagefault with irqs > off > > Alan
Good catch
I will fix it as you suggest.
I will give a give a couple of days for comments about the serie "[PATCH 00/12] Handle TIOC[GS]RS485 iocts on serial_core" Then I will resend the series including this patch (of course, fixed)
Thanks!
-- Ricardo Ribalda
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