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7a9cc6e18b
In order to allow serialization of dynamic I/O with this patch the /dev/chsc character device can only be accessed by one single opener. Any subsequent open calls are rejected with EBUSY. Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> |
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