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Steve French authored
The flock system call locks the whole file rather than a byte range and so is currently emulated by various other file systems by simply sending a byte range lock for the whole file. Add flock handling for cifs.ko in similar way. xfstest generic/504 passes with this as well Signed-off-by:
Steve French <stfrench@microsoft.com> Reviewed-by:
Pavel Shilovsky <pshilov@microsoft.com> Reviewed-by:
Ronnie Sahlberg <lsahlber@redhat.com>
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