Re: top stack (l)users for 2.5.69

Marcus Alanen (marcus@infa.abo.fi)
Thu, 8 May 2003 00:27:01 +0300


On Wed, 7 May 2003 13:38:56 -0700, Randy.Dunlap <rddunlap@osdl.org> wrote:
>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).

I take it moving the automatic variables in the function to a static
data area would be possible, _if_ that function (or rather, the
variables) is protected by some unique lock (not some per-structure
lock, of course)? Although this is probably already done in the
majority of cases.

Marcus

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/