Re: Linux 2.4.5-ac9

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Wed Jun 06 2001 - 16:43:31 EST


> Looks bogus. Independent processes can open the same device
> once for reading and once for writing, now you are serializing
> needlessly these processes. Please revert.

Some of the serializing is not a bug but I agree that patch is not yet
right. Think for example about

                thread1 thread2

        write
                blocks mmap

Also parallel buffer allocations

Alan

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This archive was generated by hypermail 2b29 : Thu Jun 07 2001 - 21:00:54 EST