Messages in this thread | | | Subject | Re: Possible suspend/resume regression in .32-rc? | From | Stanislav Brabec <> | Date | Mon, 02 Nov 2009 10:57:53 +0100 |
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Haojian Zhuang wrote:
> Commit b5b82df6, from May 2007, breaks no_console_suspend on the OLPC > XO laptop. Basically what happens is that upon returning from resume, > serial8250_resume_port() will reconfigure the port for high speed > mode and all console output will be garbled, making debug of the > resume path painful. This patch modifies uart_resume_port() to > reset the port to the state it was in before we suspended.
See my patch waiting for approval in LKML thread "serial-core: resume serial hardware with no_console_suspend".
It attempts to fix it, but I was not yet able to test it due to spitz resume breakage.
________________________________________________________________________ Stanislav Brabec http://www.penguin.cz/~utx
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