Messages in this thread | | | Date | Sun, 12 Dec 2004 22:23:09 +0000 | From | Christoph Hellwig <> | Subject | Re: how to detect a 32 bit process on 64 bit kernel |
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On Sun, Dec 12, 2004 at 11:51:10PM +0200, Michael S. Tsirkin wrote: > Hello! > Is there a reliable way e.g. on x86-64 (or ia64, or any other > 64-bit system), from the char device driver, > to find out that I am running an operation in the context of a 32-bit > task?
There's no way that's both reliable and portable.
> If no - would not it make a sence to add e.g. a flag in the > task struct, to make it possible?
The kernel code shouldn't know. If your driver needs this information something is seriously wrong with it.
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