On Fri, May 05, 2017 at 08:21:34AM +0800, kbuild test robot wrote: > Hi Wei, > > [auto build test WARNING on linus/master] > [also build test WARNING on v4.11 next-20170504] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/Wei-Wang/Extend-virtio-balloon-for-fast-de-inflating-fast-live-migration/20170505-052958 > reproduce: make htmldocs > > All warnings (new ones prefixed by >>): > > WARNING: convert(1) not found, for SVG to PDF conversion install ImageMagick (https://www.imagemagick.org) > arch/x86/include/asm/uaccess_32.h:1: warning: no structured comments found > >> mm/page_alloc.c:4663: warning: No description found for parameter 'zone' > >> mm/page_alloc.c:4663: warning: No description found for parameter 'order' > >> mm/page_alloc.c:4663: warning: No description found for parameter 'migratetype' > >> mm/page_alloc.c:4663: warning: No description found for parameter 'page' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > include/net/cfg80211.h:1738: warning: No description found for parameter 'report_results' > include/net/cfg80211.h:1738: warning: Excess struct/union/enum/typedef member 'results_wk' description in 'cfg80211_sched_scan_request' > > vim +/zone +4663 mm/page_alloc.c the issue is actually aboe this line: it is: /** which is reserved for kernel-doc. Either format properly for kernel-doc, or use simple /* to start comments. > 4647 * Heuristically get a page block in the system that is unused. > 4648 * It is possible that pages from the page block are used immediately after > 4649 * report_unused_page_block() returns. It is the caller's responsibility > 4650 * to either detect or prevent the use of such pages. > 4651 * > 4652 * The free list to check: zone->free_area[order].free_list[migratetype]. > 4653 * > 4654 * If the caller supplied page block (i.e. **page) is on the free list, offer > 4655 * the next page block on the list to the caller. Otherwise, offer the first > 4656 * page block on the list. > 4657 * > 4658 * Return 0 when a page block is found on the caller specified free list. > 4659 */ > 4660 int report_unused_page_block(struct zone *zone, unsigned int order, > 4661 unsigned int migratetype, struct page **page) > 4662 { > > 4663 struct zone *this_zone; > 4664 struct list_head *this_list; > 4665 int ret = 0; > 4666 unsigned long flags; > 4667 > 4668 /* Sanity check */ > 4669 if (zone == NULL || page == NULL || order >= MAX_ORDER || > 4670 migratetype >= MIGRATE_TYPES) > 4671 return -EINVAL; > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>