Hi Andrew, After merging the akpm-current tree, today's linux-next build (powerpc ppc64_defconfig) produced this warning:
fs/jfs/jfs_metapage.c: In function 'force_metapage': fs/jfs/jfs_metapage.c:714:2: warning: ignoring return value of 'write_one_page', declared with attribute warn_unused_result [-Wunused-result] write_one_page(page); ^ fs/jfs/jfs_metapage.c: In function 'release_metapage': fs/jfs/jfs_metapage.c:759:4: warning: ignoring return value of 'write_one_page', declared with attribute warn_unused_result [-Wunused-result] write_one_page(page); ^ Introduced by commit f8652aebee02 ("mm: drop "wait" parameter from write_one_page()") These call sites were updated for the droppping of the argument, but not for the addition of __must_check :-( -- Cheers, Stephen Rothwell