On Tue, Nov 29, 2022 at 03:06:30PM +0000, Anuz Pratap Singh Tomar wrote:
> Hi all,
> I have not seen a struct define inside a function in kernel code and
> couldn't find any guidelines if it's permitted or frowned upon?
>
> int fn(int i)
> {
> struct my_struct {
> int var1;
> int var2
> }; /* is this allowed? */
> struct my_struct struct_local;
Yes, it is allowed, but usually you never want to do that in a kernel
function as structures are normally used across functions, not just only
in a single one.
Do you have a real-world example where you feel this pattern is the
best?
thanks,
greg k-h
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