Hi Mike, [auto build test WARNING on next-20160105] [cannot apply to dm/for-next v4.4-rc8 v4.4-rc7 v4.4-rc6 v4.4-rc8] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/mchristi-redhat-com/separate-operations-from-flags-in-the-bio-request-structs/20160106-052858 reproduce: make htmldocs All warnings (new ones prefixed by >>): >> fs/buffer.c:3091: warning: No description found for parameter 'op_flags' include/linux/jbd2.h:439: warning: No description found for parameter 'i_transaction' include/linux/jbd2.h:439: warning: No description found for parameter 'i_next_transaction' include/linux/jbd2.h:439: warning: No description found for parameter 'i_list' include/linux/jbd2.h:439: warning: No description found for parameter 'i_vfs_inode' include/linux/jbd2.h:439: warning: No description found for parameter 'i_flags' include/linux/jbd2.h:495: warning: No description found for parameter 'h_rsv_handle' include/linux/jbd2.h:495: warning: No description found for parameter 'h_reserved' include/linux/jbd2.h:495: warning: No description found for parameter 'h_type' include/linux/jbd2.h:495: warning: No description found for parameter 'h_line_no' include/linux/jbd2.h:495: warning: No description found for parameter 'h_start_jiffies' include/linux/jbd2.h:495: warning: No description found for parameter 'h_requested_credits' include/linux/jbd2.h:495: warning: No description found for parameter 'h_lockdep_map' include/linux/jbd2.h:1038: warning: No description found for parameter 'j_chkpt_bhs[JBD2_NR_BATCH]' include/linux/jbd2.h:1038: warning: No description found for parameter 'j_devname[BDEVNAME_SIZE+24]' include/linux/jbd2.h:1038: warning: No description found for parameter 'j_average_commit_time' include/linux/jbd2.h:1038: warning: No description found for parameter 'j_min_batch_time' include/linux/jbd2.h:1038: warning: No description found for parameter 'j_max_batch_time' include/linux/jbd2.h:1038: warning: No description found for parameter 'j_commit_callback' include/linux/jbd2.h:1038: warning: No description found for parameter 'j_failed_commit' include/linux/jbd2.h:1038: warning: No description found for parameter 'j_chksum_driver' include/linux/jbd2.h:1038: warning: No description found for parameter 'j_csum_seed' include/linux/jbd2.h:1038: warning: Excess struct/union/enum/typedef member 'j_history' description in 'journal_s' include/linux/jbd2.h:1038: warning: Excess struct/union/enum/typedef member 'j_history_max' description in 'journal_s' include/linux/jbd2.h:1038: warning: Excess struct/union/enum/typedef member 'j_history_cur' description in 'journal_s' fs/jbd2/transaction.c:429: warning: No description found for parameter 'rsv_blocks' fs/jbd2/transaction.c:429: warning: No description found for parameter 'gfp_mask' fs/jbd2/transaction.c:429: warning: No description found for parameter 'type' fs/jbd2/transaction.c:429: warning: No description found for parameter 'line_no' fs/jbd2/transaction.c:505: warning: No description found for parameter 'type' fs/jbd2/transaction.c:505: warning: No description found for parameter 'line_no' fs/jbd2/transaction.c:635: warning: No description found for parameter 'gfp_mask' vim +/op_flags +3091 fs/buffer.c ^1da177e Linus Torvalds 2005-04-16 3075 * ^1da177e Linus Torvalds 2005-04-16 3076 * This function drops any buffer that it cannot get a lock on (with the 9cb569d6 Christoph Hellwig 2010-08-11 3077 * BH_Lock state bit), any buffer that appears to be clean when doing a write 9cb569d6 Christoph Hellwig 2010-08-11 3078 * request, and any buffer that appears to be up-to-date when doing read 9cb569d6 Christoph Hellwig 2010-08-11 3079 * request. Further it marks as clean buffers that are processed for 9cb569d6 Christoph Hellwig 2010-08-11 3080 * writing (the buffer cache won't assume that they are actually clean 9cb569d6 Christoph Hellwig 2010-08-11 3081 * until the buffer gets unlocked). ^1da177e Linus Torvalds 2005-04-16 3082 * ^1da177e Linus Torvalds 2005-04-16 3083 * ll_rw_block sets b_end_io to simple completion handler that marks e227867f Masanari Iida 2014-02-18 3084 * the buffer up-to-date (if appropriate), unlocks the buffer and wakes ^1da177e Linus Torvalds 2005-04-16 3085 * any waiters. ^1da177e Linus Torvalds 2005-04-16 3086 * ^1da177e Linus Torvalds 2005-04-16 3087 * All of the buffers must be for the same device, and must also be a ^1da177e Linus Torvalds 2005-04-16 3088 * multiple of the current approved size for the device. ^1da177e Linus Torvalds 2005-04-16 3089 */ 3390b48e Mike Christie 2016-01-05 3090 void ll_rw_block(int op, int op_flags, int nr, struct buffer_head *bhs[]) ^1da177e Linus Torvalds 2005-04-16 @3091 { ^1da177e Linus Torvalds 2005-04-16 3092 int i; ^1da177e Linus Torvalds 2005-04-16 3093 ^1da177e Linus Torvalds 2005-04-16 3094 for (i = 0; i < nr; i++) { ^1da177e Linus Torvalds 2005-04-16 3095 struct buffer_head *bh = bhs[i]; ^1da177e Linus Torvalds 2005-04-16 3096 9cb569d6 Christoph Hellwig 2010-08-11 3097 if (!trylock_buffer(bh)) ^1da177e Linus Torvalds 2005-04-16 3098 continue; 3390b48e Mike Christie 2016-01-05 3099 if (op == WRITE) { :::::: The code at line 3091 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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