Messages in this thread | ![/](/images/icornerl.gif) | | Date | Thu, 8 May 2003 10:12:48 -0700 | From | "Randy.Dunlap" <> | Subject | Re: top stack (l)users for 2.5.69 |
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On Thu, 8 May 2003 17:10:42 +0200 Ingo Oeser <ingo.oeser@informatik.tu-chemnitz.de> wrote:
| On Wed, May 07, 2003 at 01:38:56PM -0700, Randy Dunlap wrote: | > I've written a few of the stack reduction patches. Lots of ioctl functions | > need work, so gcc handling it better would be good to have. | > | > I have mostly used kmalloc/kfree, but using automatic variables is certainly | > cleaner to write (code). One of the patches that I did just made each ioctl | > cmd call a separate function, and then each separate function was able to use | > automatic variables on the stack instead of kmalloc/kfree. I prefer this | > method when it's feasible (and until gcc can handle these cases). | | Wouldn't be a explicit union a better solution for the | switch-statement-issue? | | That way you still can use stack, are using even less of it and | have still all cases in place.
Sure, that's a good solution too. Better one is the gcc solution.
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