Messages in this thread | | | Date | Thu, 26 May 2022 14:21:04 +0800 | From | kernel test robot <> | Subject | [ebiggers:f2fs-pending 1/1] fs/f2fs/super.c:520:21: error: call to undeclared function 'fscrypt_is_dummy_policy_set'; ISO C99 and later do not support implicit function declarations |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git f2fs-pending head: 14c933f493ea41e28bbe5317af611dc01d66b489 commit: 14c933f493ea41e28bbe5317af611dc01d66b489 [1/1] f2fs: use the updated test_dummy_encryption helper functions config: hexagon-randconfig-r045-20220524 (https://download.01.org/0day-ci/archive/20220526/202205261436.whb9q09P-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 3d546191ad9d7d2ad2c7928204b9de51deafa675) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git/commit/?id=14c933f493ea41e28bbe5317af611dc01d66b489 git remote add ebiggers https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git git fetch --no-tags ebiggers f2fs-pending git checkout 14c933f493ea41e28bbe5317af611dc01d66b489 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash fs/f2fs/
If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> fs/f2fs/super.c:520:21: error: call to undeclared function 'fscrypt_is_dummy_policy_set'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] if (is_remount && !fscrypt_is_dummy_policy_set(policy)) { ^ fs/f2fs/super.c:520:21: note: did you mean 'fscrypt_free_dummy_policy'? include/linux/fscrypt.h:477:1: note: 'fscrypt_free_dummy_policy' declared here fscrypt_free_dummy_policy(struct fscrypt_dummy_policy *dummy_policy) ^ >> fs/f2fs/super.c:525:8: error: call to undeclared function 'fscrypt_parse_test_dummy_encryption'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] err = fscrypt_parse_test_dummy_encryption(¶m, policy); ^ fs/f2fs/super.c:525:8: note: did you mean 'fscrypt_show_test_dummy_encryption'? include/linux/fscrypt.h:470:20: note: 'fscrypt_show_test_dummy_encryption' declared here static inline void fscrypt_show_test_dummy_encryption(struct seq_file *seq, ^ >> fs/f2fs/super.c:538:8: error: call to undeclared function 'fscrypt_add_test_dummy_key'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] err = fscrypt_add_test_dummy_key(sb, policy); ^ 3 errors generated.
vim +/fscrypt_is_dummy_policy_set +520 fs/f2fs/super.c
489 490 static int f2fs_set_test_dummy_encryption(struct super_block *sb, 491 const char *opt, 492 const substring_t *arg, 493 bool is_remount) 494 { 495 struct f2fs_sb_info *sbi = F2FS_SB(sb); 496 struct fs_parameter param = { 497 .type = fs_value_is_string, 498 .string = arg->from ? arg->from : "", 499 }; 500 struct fscrypt_dummy_policy *policy = 501 &F2FS_OPTION(sbi).dummy_enc_policy; 502 int err; 503 504 if (!IS_ENABLED(CONFIG_FS_ENCRYPTION)) { 505 f2fs_warn(sbi, "test_dummy_encryption option not supported"); 506 return -EINVAL; 507 } 508 509 if (!f2fs_sb_has_encrypt(sbi)) { 510 f2fs_err(sbi, "Encrypt feature is off"); 511 return -EINVAL; 512 } 513 514 /* 515 * This mount option is just for testing, and it's not worthwhile to 516 * implement the extra complexity (e.g. RCU protection) that would be 517 * needed to allow it to be set or changed during remount. We do allow 518 * it to be specified during remount, but only if there is no change. 519 */ > 520 if (is_remount && !fscrypt_is_dummy_policy_set(policy)) { 521 f2fs_warn(sbi, "Can't set test_dummy_encryption on remount"); 522 return -EINVAL; 523 } 524 > 525 err = fscrypt_parse_test_dummy_encryption(¶m, policy); 526 if (err) { 527 if (err == -EEXIST) 528 f2fs_warn(sbi, 529 "Can't change test_dummy_encryption on remount"); 530 else if (err == -EINVAL) 531 f2fs_warn(sbi, "Value of option \"%s\" is unrecognized", 532 opt); 533 else 534 f2fs_warn(sbi, "Error processing option \"%s\" [%d]", 535 opt, err); 536 return -EINVAL; 537 } > 538 err = fscrypt_add_test_dummy_key(sb, policy); 539 if (err) { 540 f2fs_warn(sbi, "Error adding test dummy encryption key [%d]", 541 err); 542 return err; 543 } 544 f2fs_warn(sbi, "Test dummy encryption mode enabled"); 545 return 0; 546 } 547
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