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Anand Jain
ffc8893a66
cp(1) versions 8.30 and 8.32 are compared with its --reflink=always option and they have different semantic if the target-file (with zero sizes) must be created when the cp --reflink=alaways fails with a cross-device link error. As shown below. $ cp --version | head -1 cp (GNU coreutils) 8.30 $ cp --reflink=always /mnt/scratch/original /mnt/test/test-029/copy cp: failed to clone '/mnt/test/test-029/copy' from '/mnt/scratch/original': Invalid cross-device link $ ls -l /mnt/test/test-029/copy ls: cannot access '/mnt/test/test-029/copy': No such file or directory $ cp --version | head -1 cp (GNU coreutils) 8.32 $ cp --reflink=always /mnt/scratch/original /mnt/test/test-029/copy; cp: failed to clone '/mnt/test/test-029/copy' from '/mnt/scratch/original': Invalid cross-device link $ ls -l /mnt/test/test-029/copy -rw------- 1 root root 0 Jun 4 13:29 /mnt/test/test-029/copy Reported-by: Wang Yugui <wangyugui@e16-tech.com> Signed-off-by: Anand Jain <anand.jain@oracle.com> Reviewed-by: Eryu Guan <guaneryu@gmail.com> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
14 lines
442 B
Plaintext
14 lines
442 B
Plaintext
QA output created by 029
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test reflinks across different devices
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reflink=auto:
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42d69d1a6d333a7ebdf64792a555e392 SCRATCH_MNT/original
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42d69d1a6d333a7ebdf64792a555e392 TEST_DIR/test-029/copy
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reflink=always:
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cp reflink failed
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test reflinks across different mountpoints of same device
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reflink=auto:
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42d69d1a6d333a7ebdf64792a555e392 SCRATCH_MNT/original
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42d69d1a6d333a7ebdf64792a555e392 TEST_DIR/test-029/copy
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reflink=always:
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cp reflink failed
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