CC: [email protected] TO: Josef Bacik <[email protected]> CC: David Sterba <[email protected]> CC: Qu Wenruo <[email protected]>
tree: https://github.com/kdave/btrfs-devel.git cleanups/for-5.11 head: 9dddeb88c165fa04226527f3a29e16a937b257be commit: 3e531707a942139e400eeee50bdc95e2e5f8c649 [189/212] btrfs: introduce mount option rescue=ignoredatacsums :::::: branch date: 5 hours ago :::::: commit date: 7 hours ago compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> "cppcheck warnings: (new ones prefixed by >>)" fs/btrfs/disk-io.c:193:29: warning: Uninitialized variable: ks [uninitvar] BUG_ON(level >= ARRAY_SIZE(ks->keys)); ^ cppcheck possible warnings: (new ones prefixed by >>, may not real problems) >> fs/btrfs/super.c:512:4: warning: Shifting signed 32-bit value by 31 bits is >> undefined behaviour [shiftTooManyBitsSigned] btrfs_set_and_info(info, IGNOREDATACSUMS, ^ fs/btrfs/super.c:1002:28: warning: Shifting signed 32-bit value by 31 bits is undefined behaviour [shiftTooManyBitsSigned] check_ro_option(info, BTRFS_MOUNT_IGNOREDATACSUMS, "ignoredatacsums")) ^ fs/btrfs/super.c:1460:6: warning: Shifting signed 32-bit value by 31 bits is undefined behaviour [shiftTooManyBitsSigned] if (btrfs_test_opt(info, IGNOREDATACSUMS)) ^ >> fs/btrfs/disk-io.c:2333:7: warning: Shifting signed 32-bit value by 31 bits >> is undefined behaviour [shiftTooManyBitsSigned] if (!btrfs_test_opt(fs_info, IGNOREDATACSUMS)) { ^ vim +512 fs/btrfs/super.c 8b8d9e040154f6e Josef Bacik 2020-10-16 477 74ef00185eb8642 Qu Wenruo 2020-06-04 478 static int parse_rescue_options(struct btrfs_fs_info *info, const char *options) 74ef00185eb8642 Qu Wenruo 2020-06-04 479 { 74ef00185eb8642 Qu Wenruo 2020-06-04 480 char *opts; 74ef00185eb8642 Qu Wenruo 2020-06-04 481 char *orig; 74ef00185eb8642 Qu Wenruo 2020-06-04 482 char *p; 74ef00185eb8642 Qu Wenruo 2020-06-04 483 substring_t args[MAX_OPT_ARGS]; 74ef00185eb8642 Qu Wenruo 2020-06-04 484 int ret = 0; 74ef00185eb8642 Qu Wenruo 2020-06-04 485 74ef00185eb8642 Qu Wenruo 2020-06-04 486 opts = kstrdup(options, GFP_KERNEL); 74ef00185eb8642 Qu Wenruo 2020-06-04 487 if (!opts) 74ef00185eb8642 Qu Wenruo 2020-06-04 488 return -ENOMEM; 74ef00185eb8642 Qu Wenruo 2020-06-04 489 orig = opts; 74ef00185eb8642 Qu Wenruo 2020-06-04 490 74ef00185eb8642 Qu Wenruo 2020-06-04 491 while ((p = strsep(&opts, ":")) != NULL) { 74ef00185eb8642 Qu Wenruo 2020-06-04 492 int token; 74ef00185eb8642 Qu Wenruo 2020-06-04 493 74ef00185eb8642 Qu Wenruo 2020-06-04 494 if (!*p) 74ef00185eb8642 Qu Wenruo 2020-06-04 495 continue; 74ef00185eb8642 Qu Wenruo 2020-06-04 496 token = match_token(p, rescue_tokens, args); 74ef00185eb8642 Qu Wenruo 2020-06-04 497 switch (token){ 74ef00185eb8642 Qu Wenruo 2020-06-04 498 case Opt_usebackuproot: 74ef00185eb8642 Qu Wenruo 2020-06-04 499 btrfs_info(info, 74ef00185eb8642 Qu Wenruo 2020-06-04 500 "trying to use backup root at mount time"); 74ef00185eb8642 Qu Wenruo 2020-06-04 501 btrfs_set_opt(info->mount_opt, USEBACKUPROOT); 74ef00185eb8642 Qu Wenruo 2020-06-04 502 break; 74ef00185eb8642 Qu Wenruo 2020-06-04 503 case Opt_nologreplay: 74ef00185eb8642 Qu Wenruo 2020-06-04 504 btrfs_set_and_info(info, NOLOGREPLAY, 74ef00185eb8642 Qu Wenruo 2020-06-04 505 "disabling log replay at mount time"); 74ef00185eb8642 Qu Wenruo 2020-06-04 506 break; c5f2c3cd2d5eb4d Josef Bacik 2020-10-16 507 case Opt_ignorebadroots: c5f2c3cd2d5eb4d Josef Bacik 2020-10-16 508 btrfs_set_and_info(info, IGNOREBADROOTS, c5f2c3cd2d5eb4d Josef Bacik 2020-10-16 509 "ignoring bad roots"); c5f2c3cd2d5eb4d Josef Bacik 2020-10-16 510 break; 3e531707a942139 Josef Bacik 2020-10-16 511 case Opt_ignoredatacsums: 3e531707a942139 Josef Bacik 2020-10-16 @512 btrfs_set_and_info(info, IGNOREDATACSUMS, 3e531707a942139 Josef Bacik 2020-10-16 513 "ignoring data csums"); 3e531707a942139 Josef Bacik 2020-10-16 514 break; 74ef00185eb8642 Qu Wenruo 2020-06-04 515 case Opt_err: 74ef00185eb8642 Qu Wenruo 2020-06-04 516 btrfs_info(info, "unrecognized rescue option '%s'", p); 74ef00185eb8642 Qu Wenruo 2020-06-04 517 ret = -EINVAL; 74ef00185eb8642 Qu Wenruo 2020-06-04 518 goto out; 74ef00185eb8642 Qu Wenruo 2020-06-04 519 default: 74ef00185eb8642 Qu Wenruo 2020-06-04 520 break; 74ef00185eb8642 Qu Wenruo 2020-06-04 521 } 74ef00185eb8642 Qu Wenruo 2020-06-04 522 74ef00185eb8642 Qu Wenruo 2020-06-04 523 } 74ef00185eb8642 Qu Wenruo 2020-06-04 524 out: 74ef00185eb8642 Qu Wenruo 2020-06-04 525 kfree(orig); 74ef00185eb8642 Qu Wenruo 2020-06-04 526 return ret; 74ef00185eb8642 Qu Wenruo 2020-06-04 527 } 74ef00185eb8642 Qu Wenruo 2020-06-04 528 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected] _______________________________________________ kbuild mailing list -- [email protected] To unsubscribe send an email to [email protected]
