On 09/18, Denys Vlasenko wrote:
>
> +static void fill_siginfo_note(struct memelfnote *note, siginfo_t *csigdata,
> siginfo_t *siginfo)
> +{
> + mm_segment_t old_fs = get_fs();
> + set_fs(KERNEL_DS);
> + copy_siginfo_to_user((siginfo_t __user *) csigdata, siginfo);
> + set_fs(old_fs);
> + fill_note(note, "CORE", NT_SIGINFO, sizeof(*csigdata), csigdata);
> +}
OK, I think this is fine.
But, somehow I forgot about compat tasks when we discussed this before.
Perhaps the code above should do
if (is_compat_task())
copy_siginfo_to_user32(...);
else
copy_siginfo_to_user(...);
?
Oleg.
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