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SubjectRE: [PATCH v9 1/1] efi: a misc char interface for user to update efi firmware
Date
> -----Original Message-----
> From: Borislav Petkov [mailto:bp@alien8.de]
> Sent: Sunday, November 01, 2015 6:58 PM
>
> On Sun, Nov 01, 2015 at 10:52:52AM +0000, Kweh, Hock Leong wrote:
> > Could you share me your dumb file? I did perform negative test, but I did
> > not get these dump stack in dmesg. Thanks.
>
> I think almost any file works:
>
> cat /bin/ls > /dev/efi_capsule_loader

Ok. Will try this out.

>
> > > > +#define UPLOAD_DONE -1
> > >
> > > Isn't the fact that upload was finished a success message? If so, why is it a
> > > negative value?
> >
> > This is to indicate an upload is done and pending for close(2). If a
> subsequence
> > write(2) perform, return error. Comments inputted by Matt and Andy.
>
> But in that case you can return ERR_OCCURRED. UPLOAD_DONE still doesn't
> look like a negative value to me as it signals that the upload was done
> and thus successful as no errors happened during the upload.
>

Hmm .... If I combine these 2 flags to become one as "NO_MORE_WRITE_ACTION"
to better describing the situation, you Okay with it?

Regards,
Wilson

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