Messages in this thread | | | Date | Wed, 10 Oct 2018 05:38:37 +0800 | From | kbuild test robot <> | Subject | [tip:x86/mm 3/4] htmldocs: kernel/resource.c:338: warning: Function parameter or member 'start' not described in 'find_next_iomem_res' |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/mm head: b69c2e20f6e4046da84ce5b33ba1ef89cb087b40 commit: 010a93bf97c72f43aac664d0a685942f83d1a103 [3/4] resource: Fix find_next_iomem_res() iteration issue 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) >> kernel/resource.c:338: warning: Function parameter or member 'start' not described in 'find_next_iomem_res' >> kernel/resource.c:338: warning: Function parameter or member 'end' not described in 'find_next_iomem_res' >> kernel/resource.c:338: warning: Function parameter or member 'flags' not described in 'find_next_iomem_res' >> kernel/resource.c:338: warning: Function parameter or member 'desc' not described in 'find_next_iomem_res' kernel/resource.c:338: warning: Function parameter or member 'first_level_children_only' not described in 'find_next_iomem_res' >> kernel/resource.c:338: warning: Function parameter or member 'res' not described in 'find_next_iomem_res' include/linux/srcu.h:175: warning: Function parameter or member 'p' not described in 'srcu_dereference_notrace' include/linux/srcu.h:175: warning: Function parameter or member 'sp' not described in 'srcu_dereference_notrace' include/linux/gfp.h:1: warning: no structured comments found include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4381: warning: Function parameter or member 'wext.ibss' not described in 'wireless_dev' include/net/cfg80211.h:4381: warning: Function parameter or member 'wext.connect' not described in 'wireless_dev' include/net/cfg80211.h:4381: warning: Function parameter or member 'wext.keys' not described in 'wireless_dev' include/net/cfg80211.h:4381: warning: Function parameter or member 'wext.ie' not described in 'wireless_dev' include/net/cfg80211.h:4381: warning: Function parameter or member 'wext.ie_len' not described in 'wireless_dev' include/net/cfg80211.h:4381: warning: Function parameter or member 'wext.bssid' not described in 'wireless_dev' include/net/cfg80211.h:4381: warning: Function parameter or member 'wext.ssid' not described in 'wireless_dev' include/net/cfg80211.h:4381: warning: Function parameter or member 'wext.default_key' not described in 'wireless_dev' include/net/cfg80211.h:4381: warning: Function parameter or member 'wext.default_mgmt_key' not described in 'wireless_dev' include/net/cfg80211.h:4381: warning: Function parameter or member 'wext.prev_bssid_valid' not described in 'wireless_dev' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm' include/net/cfg80211.h:4869: warning: Excess function parameter 'ptr' description in 'reg_query_regdb_wmm'
vim +338 kernel/resource.c
^1da177e4 Linus Torvalds 2005-04-16 320 010a93bf9 Bjorn Helgaas 2018-09-27 321 /** 010a93bf9 Bjorn Helgaas 2018-09-27 322 * Finds the lowest iomem resource that covers part of [start..end]. The 010a93bf9 Bjorn Helgaas 2018-09-27 323 * caller must specify start, end, flags, and desc (which may be 010a93bf9 Bjorn Helgaas 2018-09-27 324 * IORES_DESC_NONE). 010a93bf9 Bjorn Helgaas 2018-09-27 325 * 010a93bf9 Bjorn Helgaas 2018-09-27 326 * If a resource is found, returns 0 and *res is overwritten with the part 010a93bf9 Bjorn Helgaas 2018-09-27 327 * of the resource that's within [start..end]; if none is found, returns 010a93bf9 Bjorn Helgaas 2018-09-27 328 * -1. 010a93bf9 Bjorn Helgaas 2018-09-27 329 * 010a93bf9 Bjorn Helgaas 2018-09-27 330 * This function walks the whole tree and not just first level children 010a93bf9 Bjorn Helgaas 2018-09-27 331 * unless @first_level_children_only is true. 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 332 */ 010a93bf9 Bjorn Helgaas 2018-09-27 333 static int find_next_iomem_res(resource_size_t start, resource_size_t end, 010a93bf9 Bjorn Helgaas 2018-09-27 334 unsigned long flags, unsigned long desc, 010a93bf9 Bjorn Helgaas 2018-09-27 335 bool first_level_children_only, 010a93bf9 Bjorn Helgaas 2018-09-27 336 struct resource *res) 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 337 { 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 @338 struct resource *p; 8c86e70ac Vivek Goyal 2014-08-08 339 bool sibling_only = false; 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 340 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 341 BUG_ON(!res); 58c1b5b07 KAMEZAWA Hiroyuki 2006-08-05 342 BUG_ON(start >= end); 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 343 800df627e Vivek Goyal 2014-08-29 344 if (first_level_children_only) 8c86e70ac Vivek Goyal 2014-08-08 345 sibling_only = true; 8c86e70ac Vivek Goyal 2014-08-08 346 800df627e Vivek Goyal 2014-08-29 347 read_lock(&resource_lock); 800df627e Vivek Goyal 2014-08-29 348 800df627e Vivek Goyal 2014-08-29 349 for (p = iomem_resource.child; p; p = next_resource(p, sibling_only)) { 010a93bf9 Bjorn Helgaas 2018-09-27 350 if ((p->flags & flags) != flags) 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 351 continue; 3f33647c4 Toshi Kani 2016-01-26 352 if ((desc != IORES_DESC_NONE) && (desc != p->desc)) 3f33647c4 Toshi Kani 2016-01-26 353 continue; 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 354 if (p->start > end) { 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 355 p = NULL; 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 356 break; 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 357 } a98959fdb Bjorn Helgaas 2018-09-27 358 if ((p->end >= start) && (p->start <= end)) 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 359 break; 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 360 } 8c86e70ac Vivek Goyal 2014-08-08 361 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 362 read_unlock(&resource_lock); 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 363 if (!p) 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 364 return -1; 010a93bf9 Bjorn Helgaas 2018-09-27 365 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 366 /* copy data */ 010a93bf9 Bjorn Helgaas 2018-09-27 367 res->start = max(start, p->start); 010a93bf9 Bjorn Helgaas 2018-09-27 368 res->end = min(end, p->end); 0e4c12b45 Tom Lendacky 2017-10-20 369 res->flags = p->flags; 0e4c12b45 Tom Lendacky 2017-10-20 370 res->desc = p->desc; 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 371 return 0; 2842f1141 KAMEZAWA Hiroyuki 2006-06-27 372 } 908eedc61 KAMEZAWA Hiroyuki 2009-09-22 373
:::::: The code at line 338 was first introduced by commit :::::: 2842f11419704f8707fffc82e10d2263427fc130 [PATCH] catch valid mem range at onlining memory
:::::: TO: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> :::::: CC: Linus Torvalds <torvalds@g5.osdl.org>
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