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ceph: add CEPH_MDS_OP_SETDIRLAYOUT and associated ioctl.

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Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Greg Farnum
2010-09-24 14:56:40 -07:00
committed by Sage Weil
parent 010e3b48fc
commit 571dba52a3
3 changed files with 70 additions and 1 deletions
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4
fs/ceph/ioctl.h
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@@ -4,7 +4,7 @@
#include <linux/ioctl.h>
#include <linux/types.h>
#define CEPH_IOCTL_MAGIC 0x97
#define CEPH_IOCTL_MAGIC 0x98
/* just use u64 to align sanely on all archs */
struct ceph_ioctl_layout {
@@ -17,6 +17,8 @@ struct ceph_ioctl_layout {
struct ceph_ioctl_layout)
#define CEPH_IOC_SET_LAYOUT _IOW(CEPH_IOCTL_MAGIC, 2, \
struct ceph_ioctl_layout)
#define CEPH_IOC_SET_LAYOUT_POLICY _IOW(CEPH_IOCTL_MAGIC, 5, \
struct ceph_ioctl_layout)
/*
* Extract identity, address of the OSD and object storing a given