[LU-14317] building lustre on arm64 hit warning: format '%llu' expects argument of type 'long long unsigned int'

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.14.0
• Affects Version/s: Lustre 2.14.0
• Environment: Arch: arm64
• Severity: 3
• Assignee: Jian Yu
• Reporter: Jian Yu

Description

While building Lustre master branch on an arm64 node, I hit the following warnings:

  CC [M]  /home/exabuild/lustre-release/ldiskfs/mballoc.o
/home/exabuild/lustre-release/ldiskfs/mballoc.c: In function 'mb_seq_alloc_show':
/home/exabuild/lustre-release/ldiskfs/mballoc.c:2677:42: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'long int' [-Wformat=]
  seq_printf(seq, "\tuseless_c1_loops: %llu\n",
                                       ~~~^
                                       %lu
/home/exabuild/lustre-release/ldiskfs/mballoc.c:2679:42: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'long int' [-Wformat=]
  seq_printf(seq, "\tuseless_c2_loops: %llu\n",
                                       ~~~^
                                       %lu
/home/exabuild/lustre-release/ldiskfs/mballoc.c:2681:42: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'long int' [-Wformat=]
  seq_printf(seq, "\tuseless_c3_loops: %llu\n",
                                       ~~~^
                                       %lu
/home/exabuild/lustre-release/ldiskfs/mballoc.c:2683:42: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'long int' [-Wformat=]
  seq_printf(seq, "\tskipped_c1_loops: %llu\n",
                                       ~~~^
                                       %lu
/home/exabuild/lustre-release/ldiskfs/mballoc.c:2685:42: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'long int' [-Wformat=]
  seq_printf(seq, "\tskipped_c2_loops: %llu\n",
                                       ~~~^
                                       %lu
/home/exabuild/lustre-release/ldiskfs/mballoc.c:2687:42: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'long int' [-Wformat=]
  seq_printf(seq, "\tskipped_c3_loops: %llu\n",
                                       ~~~^
                                       %lu
In file included from /home/exabuild/lustre-release/ldiskfs/ldiskfs_jbd2.h:17,
                 from /home/exabuild/lustre-release/ldiskfs/mballoc.c:12:
/home/exabuild/lustre-release/ldiskfs/mballoc.c: In function 'ldiskfs_mb_release':
/home/exabuild/lustre-release/ldiskfs/mballoc.c:3180:4: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 4 has type 'long int' [-Wformat=]
    "mballoc: (%llu, %llu, %llu) useless c(0,1,2) loops",
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/exabuild/lustre-release/ldiskfs/ldiskfs.h:2778:27: note: in definition of macro 'ldiskfs_msg'
  __ldiskfs_msg(sb, level, fmt, ##__VA_ARGS__)
                           ^~~
/home/exabuild/lustre-release/ldiskfs/mballoc.c:3180:4: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 5 has type 'long int' [-Wformat=]
    "mballoc: (%llu, %llu, %llu) useless c(0,1,2) loops",
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/exabuild/lustre-release/ldiskfs/ldiskfs.h:2778:27: note: in definition of macro 'ldiskfs_msg'
  __ldiskfs_msg(sb, level, fmt, ##__VA_ARGS__)
                           ^~~
/home/exabuild/lustre-release/ldiskfs/mballoc.c:3180:4: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 6 has type 'long int' [-Wformat=]
    "mballoc: (%llu, %llu, %llu) useless c(0,1,2) loops",
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/exabuild/lustre-release/ldiskfs/ldiskfs.h:2778:27: note: in definition of macro 'ldiskfs_msg'
  __ldiskfs_msg(sb, level, fmt, ##__VA_ARGS__)
                           ^~~
/home/exabuild/lustre-release/ldiskfs/mballoc.c:3185:4: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 4 has type 'long int' [-Wformat=]
    "mballoc: (%llu, %llu, %llu) skipped c(0,1,2) loops",
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/exabuild/lustre-release/ldiskfs/ldiskfs.h:2778:27: note: in definition of macro 'ldiskfs_msg'
  __ldiskfs_msg(sb, level, fmt, ##__VA_ARGS__)
                           ^~~
/home/exabuild/lustre-release/ldiskfs/mballoc.c:3185:4: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 5 has type 'long int' [-Wformat=]
    "mballoc: (%llu, %llu, %llu) skipped c(0,1,2) loops",
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/exabuild/lustre-release/ldiskfs/ldiskfs.h:2778:27: note: in definition of macro 'ldiskfs_msg'
  __ldiskfs_msg(sb, level, fmt, ##__VA_ARGS__)
                           ^~~
/home/exabuild/lustre-release/ldiskfs/mballoc.c:3185:4: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 6 has type 'long int' [-Wformat=]
    "mballoc: (%llu, %llu, %llu) skipped c(0,1,2) loops",
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/home/exabuild/lustre-release/ldiskfs/ldiskfs.h:2778:27: note: in definition of macro 'ldiskfs_msg'
  __ldiskfs_msg(sb, level, fmt, ##__VA_ARGS__)
                           ^~~

Comments

[Peter Jones]

Landed for 2.14

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch https://review.whamcloud.com/41191/
Subject: LU-14317 ldiskfs: ‘%llu’ mismatch with type ‘long int’ on arm64
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: d8e1ad2cf36634ad8a0676b31a23d8b459247761

[Gerrit Updater]

Jian Yu ([e-mail]) uploaded a new patch: https://review.whamcloud.com/41191
Subject: LU-14317 ldiskfs: ‘%llu’ mismatch with type ‘long int’ on arm64
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: 475173d9e1b11e68e3aca5929751ff76c8bf5af1