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btrfs: print struct btrfs_ioctl_logical_ino_args.reserved if non-zero

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* btrfs.c (btrfs_ioctl) <case BTRFS_IOC_LOGICAL_INO>: Print
struct btrfs_ioctl_logical_ino_args.reserved field if it is not zero.
* tests/btrfs.c (btrfs_test_ino_path_ioctls): Check it.

Co-Authored-by: Dmitry V. Levin <ldv@altlinux.org>
This commit is contained in:
Eugene Syromyatnikov 2018-02-22 00:24:16 +01:00 committed by Dmitry V. Levin
parent 41a1380c19
commit 8fa209cf0a
2 changed files with 20 additions and 2 deletions
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9
btrfs.c
View File

@ -955,6 +955,15 @@ MPERS_PRINTER_DECL(int, btrfs_ioctl,
tprintf("logical=%" PRI__u64 ", size=%" PRI__u64,
args.logical, args.size);
if (!IS_ARRAY_ZERO(args.reserved)) {
tprints(", reserved=[");
for (size_t i = 0; i < 3; ++i)
tprintf("%s%#" PRI__x64,
i ? ", " : "",
args.reserved[i]);
tprints("]");
}
tprintf(", flags=");
printflags64(btrfs_logical_ino_args_flags,
#ifdef HAVE_STRUCT_BTRFS_IOCTL_LOGICAL_INO_ARGS_FLAGS

13
tests/btrfs.c
View File

@ -1160,6 +1160,11 @@ btrfs_test_ino_path_ioctls(void)
struct btrfs_ioctl_ino_path_args args = {
.inum = 256,
.size = sizeof(buf),
.reserved = {
0xdeadc0defacefeebULL,
0xdeadc0defacefeecULL,
0xdeadc0defacefeedULL,
},
.fspath = 0,
};
@ -1193,12 +1198,15 @@ btrfs_test_ino_path_ioctls(void)
args.fspath = 0;
ioctl(-1, BTRFS_IOC_LOGICAL_INO, &args);
printf("ioctl(-1, BTRFS_IOC_LOGICAL_INO, {logical=%" PRI__u64
", size=%" PRI__u64
", size=%" PRI__u64 ", reserved=[0xdeadc0defacefeeb"
", 0xdeadc0defacefeec, 0xdeadc0defacefeed]"
", flags=0xdeadc0defacefeee /* BTRFS_LOGICAL_INO_ARGS_??? */"
", inodes=NULL}) = -1 EBADF (%m)\n",
args.inum, args.size);
args.fspath = (uintptr_t) buf;
args.reserved[0] = 0;
args.reserved[2] = 0;
#ifdef HAVE_BTRFS_IOCTL_LOGICAL_INO_ARGS
args.flags =
#else
@ -1208,11 +1216,12 @@ btrfs_test_ino_path_ioctls(void)
ioctl(-1, BTRFS_IOC_LOGICAL_INO, &args);
printf("ioctl(-1, BTRFS_IOC_LOGICAL_INO, {logical=%" PRI__u64
", size=%" PRI__u64
", size=%" PRI__u64 ", reserved=[0, 0xdeadc0defacefeec, 0]"
", flags=BTRFS_LOGICAL_INO_ARGS_IGNORE_OFFSET"
", inodes=0x%" PRI__x64 "}) = -1 EBADF (%m)\n",
args.inum, args.size, args.fspath);
args.reserved[1] = 0;
#ifdef HAVE_BTRFS_IOCTL_LOGICAL_INO_ARGS
args.flags =
#else