Messages in this thread | ![/](/images/icornerl.gif) | | Date | Thu, 23 Nov 2023 11:11:16 +0800 | From | kernel test robot <> | Subject | net/ceph/crush/mapper.c:466: warning: No description found for parameter 'choose_args' |
| |
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 9b6de136b5f0158c60844f85286a593cb70fb364 commit: 069f3222ca96acfe8c59937e98c401bda5475b48 crush: implement weight and id overrides for straw2 date: 6 years ago config: i386-buildonly-randconfig-004-20231120 (https://download.01.org/0day-ci/archive/20231123/202311230726.PROfM0Z7-lkp@intel.com/config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231123/202311230726.PROfM0Z7-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202311230726.PROfM0Z7-lkp@intel.com/
All warnings (new ones prefixed by >>):
net/ceph/crush/mapper.c:466: warning: No description found for parameter 'work' net/ceph/crush/mapper.c:466: warning: No description found for parameter 'weight' net/ceph/crush/mapper.c:466: warning: No description found for parameter 'weight_max' >> net/ceph/crush/mapper.c:466: warning: No description found for parameter 'choose_args' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'map' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'work' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'bucket' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'weight' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'weight_max' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'x' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'left' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'numrep' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'type' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'out' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'outpos' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'tries' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'recurse_tries' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'recurse_to_leaf' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'out2' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'parent_r' net/ceph/crush/mapper.c:655: warning: No description found for parameter 'choose_args'
vim +/choose_args +466 net/ceph/crush/mapper.c
5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 428 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 429 /** 9fe07182827d99 net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 430 * crush_choose_firstn - choose numrep distinct items of given type 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 431 * @map: the crush_map 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 432 * @bucket: the bucket we are choose an item from 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 433 * @x: crush input value 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 434 * @numrep: the number of items to choose 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 435 * @type: the type of item to choose 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 436 * @out: pointer to output vector 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 437 * @outpos: our position in that vector 45002267e8d269 net/ceph/crush/mapper.c Ilya Dryomov 2015-04-14 438 * @out_size: size of the out vector 0e32d7126cdf30 net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 439 * @tries: number of attempts to make 0e32d7126cdf30 net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 440 * @recurse_tries: number of attempts to have recursive chooseleaf make 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 441 * @local_retries: localized retries 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 442 * @local_fallback_retries: localized fallback retries 0e32d7126cdf30 net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 443 * @recurse_to_leaf: true if we want one device under each item of given type (chooseleaf instead of choose) dc6ae6d8e7726b net/ceph/crush/mapper.c Ilya Dryomov 2016-01-31 444 * @stable: stable mode starts rep=0 in the recursive call for all replicas e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 445 * @vary_r: pass r to recursive calls 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 446 * @out2: second output vector for leaf items (if @recurse_to_leaf) e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 447 * @parent_r: r value passed from the parent 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 448 */ 9fe07182827d99 net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 449 static int crush_choose_firstn(const struct crush_map *map, 66a0e2d579dbec net/ceph/crush/mapper.c Ilya Dryomov 2017-01-31 450 struct crush_work *work, 66a0e2d579dbec net/ceph/crush/mapper.c Ilya Dryomov 2017-01-31 451 const struct crush_bucket *bucket, b3b33b0e43323a net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 452 const __u32 *weight, int weight_max, 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 453 int x, int numrep, int type, 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 454 int *out, int outpos, 45002267e8d269 net/ceph/crush/mapper.c Ilya Dryomov 2015-04-14 455 int out_size, 2d8be0bc8bc2dc net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 456 unsigned int tries, 2d8be0bc8bc2dc net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 457 unsigned int recurse_tries, 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 458 unsigned int local_retries, 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 459 unsigned int local_fallback_retries, 9fe07182827d99 net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 460 int recurse_to_leaf, e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 461 unsigned int vary_r, dc6ae6d8e7726b net/ceph/crush/mapper.c Ilya Dryomov 2016-01-31 462 unsigned int stable, e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 463 int *out2, 069f3222ca96ac net/ceph/crush/mapper.c Ilya Dryomov 2017-06-22 464 int parent_r, 069f3222ca96ac net/ceph/crush/mapper.c Ilya Dryomov 2017-06-22 465 const struct crush_choose_arg *choose_args) 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 @466 { 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 467 int rep; 8b12d47b80c7a3 net/ceph/crush/mapper.c Sage Weil 2012-05-07 468 unsigned int ftotal, flocal; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 469 int retry_descent, retry_bucket, skip_rep; 66a0e2d579dbec net/ceph/crush/mapper.c Ilya Dryomov 2017-01-31 470 const struct crush_bucket *in = bucket; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 471 int r; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 472 int i; b28813a61d6ffe fs/ceph/crush/mapper.c Sage Weil 2009-10-07 473 int item = 0; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 474 int itemtype; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 475 int collide, reject; 45002267e8d269 net/ceph/crush/mapper.c Ilya Dryomov 2015-04-14 476 int count = out_size; a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 477 dc6ae6d8e7726b net/ceph/crush/mapper.c Ilya Dryomov 2016-01-31 478 dprintk("CHOOSE%s bucket %d x %d outpos %d numrep %d tries %d recurse_tries %d local_retries %d local_fallback_retries %d parent_r %d stable %d\n", e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 479 recurse_to_leaf ? "_LEAF" : "", e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 480 bucket->id, x, outpos, numrep, e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 481 tries, recurse_tries, local_retries, local_fallback_retries, dc6ae6d8e7726b net/ceph/crush/mapper.c Ilya Dryomov 2016-01-31 482 parent_r, stable); 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 483 dc6ae6d8e7726b net/ceph/crush/mapper.c Ilya Dryomov 2016-01-31 484 for (rep = stable ? 0 : outpos; rep < numrep && count > 0 ; rep++) { 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 485 /* keep trying until we get a non-out, non-colliding item */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 486 ftotal = 0; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 487 skip_rep = 0; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 488 do { 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 489 retry_descent = 0; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 490 in = bucket; /* initial bucket */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 491 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 492 /* choose through intervening buckets */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 493 flocal = 0; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 494 do { b28813a61d6ffe fs/ceph/crush/mapper.c Sage Weil 2009-10-07 495 collide = 0; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 496 retry_bucket = 0; e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 497 r = rep + parent_r; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 498 /* r' = r + f_total */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 499 r += ftotal; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 500 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 501 /* bucket choose */ b28813a61d6ffe fs/ceph/crush/mapper.c Sage Weil 2009-10-07 502 if (in->size == 0) { b28813a61d6ffe fs/ceph/crush/mapper.c Sage Weil 2009-10-07 503 reject = 1; b28813a61d6ffe fs/ceph/crush/mapper.c Sage Weil 2009-10-07 504 goto reject; b28813a61d6ffe fs/ceph/crush/mapper.c Sage Weil 2009-10-07 505 } 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 506 if (local_fallback_retries > 0 && 546f04ef716dd4 net/ceph/crush/mapper.c Sage Weil 2012-07-30 507 flocal >= (in->size>>1) && 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 508 flocal > local_fallback_retries) 66a0e2d579dbec net/ceph/crush/mapper.c Ilya Dryomov 2017-01-31 509 item = bucket_perm_choose( 66a0e2d579dbec net/ceph/crush/mapper.c Ilya Dryomov 2017-01-31 510 in, work->work[-1-in->id], 66a0e2d579dbec net/ceph/crush/mapper.c Ilya Dryomov 2017-01-31 511 x, r); 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 512 else 66a0e2d579dbec net/ceph/crush/mapper.c Ilya Dryomov 2017-01-31 513 item = crush_bucket_choose( 66a0e2d579dbec net/ceph/crush/mapper.c Ilya Dryomov 2017-01-31 514 in, work->work[-1-in->id], 069f3222ca96ac net/ceph/crush/mapper.c Ilya Dryomov 2017-06-22 515 x, r, 069f3222ca96ac net/ceph/crush/mapper.c Ilya Dryomov 2017-06-22 516 (choose_args ? 069f3222ca96ac net/ceph/crush/mapper.c Ilya Dryomov 2017-06-22 517 &choose_args[-1-in->id] : 0), 069f3222ca96ac net/ceph/crush/mapper.c Ilya Dryomov 2017-06-22 518 outpos); a1f4895be8bf1b net/ceph/crush/mapper.c Sage Weil 2012-05-07 519 if (item >= map->max_devices) { a1f4895be8bf1b net/ceph/crush/mapper.c Sage Weil 2012-05-07 520 dprintk(" bad item %d\n", item); a1f4895be8bf1b net/ceph/crush/mapper.c Sage Weil 2012-05-07 521 skip_rep = 1; a1f4895be8bf1b net/ceph/crush/mapper.c Sage Weil 2012-05-07 522 break; a1f4895be8bf1b net/ceph/crush/mapper.c Sage Weil 2012-05-07 523 } 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 524 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 525 /* desired type? */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 526 if (item < 0) 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 527 itemtype = map->buckets[-1-item]->type; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 528 else 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 529 itemtype = 0; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 530 dprintk(" item %d type %d\n", item, itemtype); 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 531 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 532 /* keep going? */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 533 if (itemtype != type) { a1f4895be8bf1b net/ceph/crush/mapper.c Sage Weil 2012-05-07 534 if (item >= 0 || a1f4895be8bf1b net/ceph/crush/mapper.c Sage Weil 2012-05-07 535 (-1-item) >= map->max_buckets) { a1f4895be8bf1b net/ceph/crush/mapper.c Sage Weil 2012-05-07 536 dprintk(" bad item type %d\n", type); a1f4895be8bf1b net/ceph/crush/mapper.c Sage Weil 2012-05-07 537 skip_rep = 1; a1f4895be8bf1b net/ceph/crush/mapper.c Sage Weil 2012-05-07 538 break; a1f4895be8bf1b net/ceph/crush/mapper.c Sage Weil 2012-05-07 539 } 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 540 in = map->buckets[-1-item]; 55bda7aacd13f5 fs/ceph/crush/mapper.c Sage Weil 2010-06-24 541 retry_bucket = 1; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 542 continue; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 543 } 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 544 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 545 /* collision? */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 546 for (i = 0; i < outpos; i++) { 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 547 if (out[i] == item) { 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 548 collide = 1; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 549 break; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 550 } 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 551 } 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 552 a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 553 reject = 0; 7d7c1f6136bac0 net/ceph/crush/mapper.c Sage Weil 2013-01-15 554 if (!collide && recurse_to_leaf) { a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 555 if (item < 0) { e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 556 int sub_r; e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 557 if (vary_r) e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 558 sub_r = r >> (vary_r-1); e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 559 else e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 560 sub_r = 0; 66a0e2d579dbec net/ceph/crush/mapper.c Ilya Dryomov 2017-01-31 561 if (crush_choose_firstn( 66a0e2d579dbec net/ceph/crush/mapper.c Ilya Dryomov 2017-01-31 562 map, 66a0e2d579dbec net/ceph/crush/mapper.c Ilya Dryomov 2017-01-31 563 work, a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 564 map->buckets[-1-item], b3b33b0e43323a net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 565 weight, weight_max, dc6ae6d8e7726b net/ceph/crush/mapper.c Ilya Dryomov 2016-01-31 566 x, stable ? 1 : outpos+1, 0, 45002267e8d269 net/ceph/crush/mapper.c Ilya Dryomov 2015-04-14 567 out2, outpos, count, 2d8be0bc8bc2dc net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 568 recurse_tries, 0, 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 569 local_retries, 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 570 local_fallback_retries, 9fe07182827d99 net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 571 0, e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 572 vary_r, dc6ae6d8e7726b net/ceph/crush/mapper.c Ilya Dryomov 2016-01-31 573 stable, e2b149cc4ba007 net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 574 NULL, 069f3222ca96ac net/ceph/crush/mapper.c Ilya Dryomov 2017-06-22 575 sub_r, 069f3222ca96ac net/ceph/crush/mapper.c Ilya Dryomov 2017-06-22 576 choose_args) <= outpos) a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 577 /* didn't get leaf */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 578 reject = 1; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 579 } else { a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 580 /* we already have a leaf! */ a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 581 out2[outpos] = item; a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 582 } a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 583 } a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 584 98ba6af728de99 net/ceph/crush/mapper.c Ilya Dryomov 2017-02-16 585 if (!reject && !collide) { 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 586 /* out? */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 587 if (itemtype == 0) 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 588 reject = is_out(map, weight, b3b33b0e43323a net/ceph/crush/mapper.c Ilya Dryomov 2013-12-24 589 weight_max, 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 590 item, x); 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 591 } 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 592 b28813a61d6ffe fs/ceph/crush/mapper.c Sage Weil 2009-10-07 593 reject: 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 594 if (reject || collide) { 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 595 ftotal++; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 596 flocal++; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 597 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 598 if (collide && flocal <= local_retries) 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 599 /* retry locally a few times */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 600 retry_bucket = 1; 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 601 else if (local_fallback_retries > 0 && 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 602 flocal <= in->size + local_fallback_retries) 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 603 /* exhaustive bucket search */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 604 retry_bucket = 1; 48a163dbb517eb net/ceph/crush/mapper.c Ilya Dryomov 2014-03-19 605 else if (ftotal < tries) 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 606 /* then retry descent */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 607 retry_descent = 1; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 608 else 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 609 /* else give up */ 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 610 skip_rep = 1; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 611 dprintk(" reject %d collide %d " 8b12d47b80c7a3 net/ceph/crush/mapper.c Sage Weil 2012-05-07 612 "ftotal %u flocal %u\n", 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 613 reject, collide, ftotal, 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 614 flocal); 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 615 } 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 616 } while (retry_bucket); 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 617 } while (retry_descent); 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 618 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 619 if (skip_rep) { 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 620 dprintk("skip rep\n"); 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 621 continue; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 622 } 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 623 a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 624 dprintk("CHOOSE got %d\n", item); 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 625 out[outpos] = item; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 626 outpos++; 45002267e8d269 net/ceph/crush/mapper.c Ilya Dryomov 2015-04-14 627 count--; b459be739f97e2 net/ceph/crush/mapper.c Ilya Dryomov 2015-06-12 628 #ifndef __KERNEL__ b459be739f97e2 net/ceph/crush/mapper.c Ilya Dryomov 2015-06-12 629 if (map->choose_tries && ftotal <= map->choose_total_tries) b459be739f97e2 net/ceph/crush/mapper.c Ilya Dryomov 2015-06-12 630 map->choose_tries[ftotal]++; b459be739f97e2 net/ceph/crush/mapper.c Ilya Dryomov 2015-06-12 631 #endif 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 632 } 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 633 a1a31e734241ae fs/ceph/crush/mapper.c Sage Weil 2010-06-24 634 dprintk("CHOOSE returns %d\n", outpos); 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 635 return outpos; 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 636 } 5ecc0a0f8128b1 fs/ceph/crush/mapper.c Sage Weil 2009-10-06 637
:::::: The code at line 466 was first introduced by commit :::::: 5ecc0a0f8128b1876e8614638deaed49cc8b174c ceph: CRUSH mapping algorithm
:::::: TO: Sage Weil <sage@newdream.net> :::::: CC: Sage Weil <sage@newdream.net>
-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
| ![\](/images/icornerr.gif) |