On Fri, Jan 11, 2002 at 01:38:51AM +0100, Ingo Molnar wrote:
> it adds code to catch places that call schedule() from global-cli()
> sections. Right now release_kernel_lock() doesnt automatically release the
> IRQ lock if there is no kernel lock held. A fair amount of code does this
> still, and i think we should fix them in 2.5.
The serial driver (old or new) open/close functions are one of the worst
offenders of the global-cli-and-hold-kernel-lock-and-schedule problem.
I'm currently working on fixing this in the new serial driver.
-- Russell King (firstname.lastname@example.org) The developer of ARM Linux http://www.arm.linux.org.uk/personal/aboutme.html
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This archive was generated by hypermail 2b29 : Tue Jan 15 2002 - 21:00:34 EST