[LTP] [Patch v6 7/8] swapon/off: enable all_filesystem in swap test

[Petr Vorel]

Hi Li,

also I got failures on ppc64le in our CI

* swapoff01 6.7.2 and other versions up to 4.12 based kernels on ppc64le
...
tst_supported_fs_types.c:97: TINFO: Kernel supports tmpfs
tst_supported_fs_types.c:49: TINFO: mkfs is not needed for tmpfs
tst_test.c:1701: TINFO: === Testing on ext2 ===
tst_test.c:1117: TINFO: Formatting /dev/loop0 with ext2 opts='' extra opts=''
mke2fs 1.47.0 (5-Feb-2023)
tst_test.c:1131: TINFO: Mounting /dev/loop0 to /tmp/LTP_swazu2fTl/mntpoint fstyp=ext2 flags=0
tst_ioctl.c:26: TINFO: FIBMAP ioctl is supported
libswap.c:146: TBROK: Failed to create swapfile

Summary:
passed   0
failed   0
broken   1
skipped  0
warnings 0
### TEST swapoff01 COMPLETE >>> 2.

* swapon03 on 6.7.2 on ppc64le
...
tst_supported_fs_types.c:49: TINFO: mkfs is not needed for tmpfs
tst_test.c:1701: TINFO: === Testing on ext2 ===
tst_test.c:1117: TINFO: Formatting /dev/loop0 with ext2 opts='' extra opts=''
mke2fs 1.47.0 (5-Feb-2023)
tst_test.c:1131: TINFO: Mounting /dev/loop0 to /tmp/LTP_swaT8ZD57/mntpoint fstyp=ext2 flags=0
tst_ioctl.c:26: TINFO: FIBMAP ioctl is supported
Failed to create swapfile: swapfile02
swapon03.c:180: TFAIL: Failed to setup swaps

Summary:
passed   0
failed   1
broken   0
skipped  0
warnings 0

* swapon03 on very old kernels (>= 4.4)
...
tst_supported_fs_types.c:49: TINFO: mkfs is not needed for tmpfs
tst_test.c:1701: TINFO: === Testing on ext2 ===
tst_test.c:1118: TINFO: Formatting /dev/loop0 with ext2 opts='' extra opts=''
mke2fs 1.42.11 (09-Jul-2014)
tst_test.c:1132: TINFO: Mounting /dev/loop0 to /tmp/LTP_swahOeodw/mntpoint fstyp=ext2 flags=0
tst_ioctl.c:26: TINFO: FIBMAP ioctl is supported
libswap.c:37: TINFO: FS_NOCOW_FL attribute set on swapfile02
Failed to create swapfile: swapfile02
swapon03.c:180: TFAIL: Failed to setup swaps

Summary:
passed   0
failed   1
broken   0
skipped  0
warnings 0

All other tests are working.

Kind regards,
Petr