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SubjectRe: Any reason why we don't initialize all members of struct Xgt_desc_struct in doublefault.c ?
Jesper Juhl wrote:
> Yes, this is nitpicking, but I just can't leave small corners like this
> unpolished ;)
>
> in arch/i386/kernel/doublefault.c you will find this (line 20) :
>
> struct Xgt_desc_struct gdt_desc = {0, 0};
>
> but, struct Xgt_desc_struct has 3 members,
>
> struct Xgt_desc_struct {
> unsigned short size;
> unsigned long address __attribute__((packed));
> unsigned short pad;
> } __attribute__ ((packed));
>
> so why only initialize two of them explicitly?

'pad' is a dummy variable... nobody cares about its value.

Jeff


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