Messages in this thread | | | Date | Thu, 6 May 1999 10:18:10 -0700 (PDT) | From | "B. James Phillippe" <> | Subject | Re: long long in kernel |
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On 6 May 1999, Jes Sorensen wrote:
> >>>>> "Bryan" == B James Phillippe <bryan@terran.org> writes: > > Bryan> Hello, I'm looking at a kernel driver module which makes use of > Bryan> the gcc-ism of "long long" to represent a 64-bit variable on > Bryan> 32-bit architectures. I assume that this takes some kind of ... > I am curious, what sorta device requires 64 bit entities on a 32 bit > architecture?
Some pieces of the kernel are using it; struct file_operations, for instance. However, the driver I was referring to uses a long long as a byte counter. I'll have to look closer to determine the extent of the performance requirement (if any).
thanks, -bp -- B. James Phillippe . bryan@terran.org Software Engineer, WGT Inc. . http://www.terran.org/~bryan
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