Messages in this thread | | | Date | Mon, 11 Jan 1999 17:11:38 +0300 | From | Savochkin Andrey Vladimirovich <> | Subject | Re: MM deadlock [was: Re: arca-vm-8...] |
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On Sun, Jan 10, 1999 at 10:35:10AM -0800, Linus Torvalds wrote: > The thing I want to make re-entrant is just semaphore accesses: at the > point where we would otherwise deadlock on the writer semaphore it's much > better to just allow nested writes. I suspect all filesystems can already > handle nested writes - they are a lot easier to handle than truly > concurrent ones.
You're an optimist, aren't you? :-)
In any case I've checked your recursive semaphore code on a news server which reliably deadlocked with the previous kernels. The code seems to work well.
Best wishes Andrey V. Savochkin
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