On Mon, Feb 13, 2017 at 03:52:28PM +0300, Kirill A. Shutemov wrote:
> GCC complaines on unused variable 'vma' in mark_screen_rdonly() if THP
> is disalbed:
>
> arch/x86/kernel/vm86_32.c: In function ‘mark_screen_rdonly’:
> arch/x86/kernel/vm86_32.c:180:26: warning: unused variable ‘vma’
> [-Wunused-variable]
> struct vm_area_struct *vma = find_vma(mm, 0xA0000);
> ^~~
> It shoudln't really. The whole block has to be eliminated as
> pmd_trans_huge() is 0 if THP is disabled.
>
> Anyway, this trick seems make GCC happy.
Please run this commit message through a spellchecker - I see at least
three typos.
> Signed-off-by: Kirill A. Shutemov <kirill.shute...@linux.intel.com>
> Reported-by: Jérémy Lefaure <jeremy.lefa...@lse.epita.fr>
Tested-by: Borislav Petkov <b...@suse.de>
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Regards/Gruss,
Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284
(AG Nürnberg)
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