Hi Andrew, After merging the akpm-current tree, today's linux-next build (arm multi_v7_defconfig) produced this warning: fs/super.c: In function 'sget_userns': fs/super.c:521:2: warning: ignoring return value of 'register_shrinker', declared with attribute warn_unused_result [-Wunused-result] register_shrinker(&s->s_shrink); ^ drivers/gpu/drm/ttm/ttm_page_alloc.c: In function 'ttm_pool_mm_shrink_init': drivers/gpu/drm/ttm/ttm_page_alloc.c:451:2: warning: ignoring return value of 'register_shrinker', declared with attribute warn_unused_result [-Wunused-result] register_shrinker(&manager->mm_shrink); ^ drivers/gpu/drm/ttm/ttm_page_alloc_dma.c: In function 'ttm_dma_pool_mm_shrink_init': drivers/gpu/drm/ttm/ttm_page_alloc_dma.c:1185:2: warning: ignoring return value of 'register_shrinker', declared with attribute warn_unused_result [-Wunused-result] register_shrinker(&manager->mm_shrink); ^ Introduced by commit 488251e1e892 ("mm,vmscan: mark register_shrinker() as __must_check") Yes, I realise that it is meant to flush the users out ... -- Cheers, Stephen Rothwell -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html