Re: [PATCH 18/20] ceph: ioctls

From: Sage Weil
Date: Tue Sep 08 2009 - 19:46:02 EST


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@xxxxxxxxxxxx>
> > ---
> > 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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