Messages in this thread | | | Date | Tue, 30 Apr 2002 11:26:08 -0700 | From | "Martin J. Bligh" <> | Subject | Re: devfs: BKL *not* taken while opening devices |
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>> I like the idea. But, while we're at it, does anyone have a good enough >> grasp of locking the the TTY layer that we can start peeling some of the >> BKL out of there? Somebody was doing tests over a serial console here >> and the lockmeter data showed horrible BKL contention and hold times. > > I really really doubt that fixing contention will make serial ports go > faster... it'll just move to another lock since I suspect we're > just waiting for hardware
No, but it might make other things who are waiting for the BKL go faster.
M.
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