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loop.4: Document LOOP_SET_CAPACITY
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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@ -135,6 +135,13 @@ The (third)
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.BR ioctl (2)
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argument must be a pointer to a
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.IR "struct loop_info" .
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.TP
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.BR LOOP_SET_CAPACITY " (since Linux 2.6.30)"
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.\" commit 53d6660836f233df66490707365ab177e5fb2bb4
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Resize a live loop device.
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One can change the size of the underlying backing store and then use this
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operation so that the loop driver learns about the new size.
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This operation takes no argument.
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.PP
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Since Linux 2.6, there are two new
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.BR ioctl (2)
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