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    SubjectRe: [PATCH 18/20] ceph: ioctls
    On Tue, 8 Sep 2009, Randy Dunlap wrote:

    > On Tue, 8 Sep 2009 15:56:39 -0700 Sage Weil wrote:
    >
    > > A few Ceph ioctls for getting and setting file layout (striping)
    > > parameters.
    > >
    > > Signed-off-by: Sage Weil <sage@newdream.net>
    > > ---
    > > fs/ceph/ioctl.c | 98 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
    > > fs/ceph/ioctl.h | 20 +++++++++++
    > > 2 files changed, 118 insertions(+), 0 deletions(-)
    > > create mode 100644 fs/ceph/ioctl.c
    > > create mode 100644 fs/ceph/ioctl.h
    >
    >
    > > diff --git a/fs/ceph/ioctl.h b/fs/ceph/ioctl.h
    > > new file mode 100644
    > > index 0000000..56f5e2c
    > > --- /dev/null
    > > +++ b/fs/ceph/ioctl.h
    > > @@ -0,0 +1,20 @@
    > > +#ifndef FS_CEPH_IOCTL_H
    > > +#define FS_CEPH_IOCTL_H
    > > +
    > > +#include <linux/ioctl.h>
    > > +#include <linux/types.h>
    > > +
    > > +#define CEPH_IOCTL_MAGIC 0x97
    > > +
    > > +/* just use u64 to align sanely on all archs */
    > > +struct ceph_ioctl_layout {
    > > + __u64 stripe_unit, stripe_count, object_size;
    > > + __u64 data_pool;
    > > +};
    > > +
    > > +#define CEPH_IOC_GET_LAYOUT _IOR(CEPH_IOCTL_MAGIC, 1, \
    > > + struct ceph_ioctl_layout)
    > > +#define CEPH_IOC_SET_LAYOUT _IOW(CEPH_IOCTL_MAGIC, 2, \
    > > + struct ceph_ioctl_layout)
    > > +
    > > +#endif
    > > --
    >
    > Please also update Documentation/ioctl/ioctl-number.txt

    Thanks, I was wondering where that was tracked.

    sage


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