osd_req->r_callback = rbd_osd_req_callback;
osd_req->r_priv = obj_request;
- osd_req->r_base_oloc.pool = ceph_file_layout_pg_pool(rbd_dev->layout);
+ osd_req->r_base_oloc.pool = rbd_dev->layout.pool_id;
if (ceph_oid_aprintf(&osd_req->r_base_oid, GFP_NOIO, "%s",
obj_request->object_name))
goto fail;
osd_req->r_callback = rbd_osd_req_callback;
osd_req->r_priv = obj_request;
- osd_req->r_base_oloc.pool = ceph_file_layout_pg_pool(rbd_dev->layout);
+ osd_req->r_base_oloc.pool = rbd_dev->layout.pool_id;
if (ceph_oid_aprintf(&osd_req->r_base_oid, GFP_NOIO, "%s",
obj_request->object_name))
goto fail;
/* Initialize the layout used for all rbd requests */
- rbd_dev->layout.fl_stripe_unit = cpu_to_le32(1 << RBD_MAX_OBJ_ORDER);
- rbd_dev->layout.fl_stripe_count = cpu_to_le32(1);
- rbd_dev->layout.fl_object_size = cpu_to_le32(1 << RBD_MAX_OBJ_ORDER);
- rbd_dev->layout.fl_pg_pool = cpu_to_le32((u32) spec->pool_id);
+ rbd_dev->layout.stripe_unit = 1 << RBD_MAX_OBJ_ORDER;
+ rbd_dev->layout.stripe_count = 1;
+ rbd_dev->layout.object_size = 1 << RBD_MAX_OBJ_ORDER;
+ rbd_dev->layout.pool_id = spec->pool_id;
/*
* If this is a mapping rbd_dev (as opposed to a parent one),
rbd_assert(rbd_image_format_valid(rbd_dev->image_format));
- rbd_dev->header_oloc.pool = ceph_file_layout_pg_pool(rbd_dev->layout);
+ rbd_dev->header_oloc.pool = rbd_dev->layout.pool_id;
if (rbd_dev->image_format == 1)
ret = ceph_oid_aprintf(&rbd_dev->header_oid, GFP_KERNEL, "%s%s",
spec->image_name, RBD_SUFFIX);
POOL_WRITE = 2,
};
-static int __ceph_pool_perm_get(struct ceph_inode_info *ci, u32 pool)
+static int __ceph_pool_perm_get(struct ceph_inode_info *ci, s64 pool)
{
struct ceph_fs_client *fsc = ceph_inode_to_client(&ci->vfs_inode);
struct ceph_mds_client *mdsc = fsc->mdsc;
if (*p)
goto out;
- dout("__ceph_pool_perm_get pool %u no perm cached\n", pool);
+ dout("__ceph_pool_perm_get pool %lld no perm cached\n", pool);
down_write(&mdsc->pool_perm_rwsem);
parent = NULL;
out:
if (!err)
err = have;
- dout("__ceph_pool_perm_get pool %u result = %d\n", pool, err);
+ dout("__ceph_pool_perm_get pool %lld result = %d\n", pool, err);
return err;
}
int ceph_pool_perm_check(struct ceph_inode_info *ci, int need)
{
- u32 pool;
+ s64 pool;
int ret, flags;
/* does not support pool namespace yet */
spin_lock(&ci->i_ceph_lock);
flags = ci->i_ceph_flags;
- pool = ceph_file_layout_pg_pool(ci->i_layout);
+ pool = ci->i_layout.pool_id;
spin_unlock(&ci->i_ceph_lock);
check:
if (flags & CEPH_I_POOL_PERM) {
if ((need & CEPH_CAP_FILE_RD) && !(flags & CEPH_I_POOL_RD)) {
- dout("ceph_pool_perm_check pool %u no read perm\n",
+ dout("ceph_pool_perm_check pool %lld no read perm\n",
pool);
return -EPERM;
}
if ((need & CEPH_CAP_FILE_WR) && !(flags & CEPH_I_POOL_WR)) {
- dout("ceph_pool_perm_check pool %u no write perm\n",
+ dout("ceph_pool_perm_check pool %lld no write perm\n",
pool);
return -EPERM;
}
flags |= CEPH_I_POOL_WR;
spin_lock(&ci->i_ceph_lock);
- if (pool == ceph_file_layout_pg_pool(ci->i_layout)) {
+ if (pool == ci->i_layout.pool_id) {
ci->i_ceph_flags = flags;
} else {
- pool = ceph_file_layout_pg_pool(ci->i_layout);
+ pool = ci->i_layout.pool_id;
flags = ci->i_ceph_flags;
}
spin_unlock(&ci->i_ceph_lock);
if (newcaps & (CEPH_CAP_ANY_FILE_RD | CEPH_CAP_ANY_FILE_WR)) {
/* file layout may have changed */
- ci->i_layout = grant->layout;
+ s64 old_pool = ci->i_layout.pool_id;
+ ceph_file_layout_from_legacy(&ci->i_layout, &grant->layout);
ci->i_pool_ns_len = pool_ns_len;
+ if (ci->i_layout.pool_id != old_pool)
+ ci->i_ceph_flags &= ~CEPH_I_POOL_PERM;
/* size/truncate_seq? */
queue_trunc = ceph_fill_file_size(inode, issued,
{
int ret = 0;
struct ceph_inode_info *ci = ceph_inode(inode);
- s32 stripe_unit = ceph_file_layout_su(ci->i_layout);
- s32 stripe_count = ceph_file_layout_stripe_count(ci->i_layout);
- s32 object_size = ceph_file_layout_object_size(ci->i_layout);
+ s32 stripe_unit = ci->i_layout.stripe_unit;
+ s32 stripe_count = ci->i_layout.stripe_count;
+ s32 object_size = ci->i_layout.object_size;
u64 object_set_size = object_size * stripe_count;
u64 nearly, t;
if (new_version ||
(new_issued & (CEPH_CAP_ANY_FILE_RD | CEPH_CAP_ANY_FILE_WR))) {
- if (ci->i_layout.fl_pg_pool != info->layout.fl_pg_pool)
- ci->i_ceph_flags &= ~CEPH_I_POOL_PERM;
- ci->i_layout = info->layout;
+ s64 old_pool = ci->i_layout.pool_id;
+ ceph_file_layout_from_legacy(&ci->i_layout, &info->layout);
ci->i_pool_ns_len = iinfo->pool_ns_len;
+ if (ci->i_layout.pool_id != old_pool)
+ ci->i_ceph_flags &= ~CEPH_I_POOL_PERM;
queue_trunc = ceph_fill_file_size(inode, issued,
le32_to_cpu(info->truncate_seq),
err = ceph_do_getattr(file_inode(file), CEPH_STAT_CAP_LAYOUT, false);
if (!err) {
- l.stripe_unit = ceph_file_layout_su(ci->i_layout);
- l.stripe_count = ceph_file_layout_stripe_count(ci->i_layout);
- l.object_size = ceph_file_layout_object_size(ci->i_layout);
- l.data_pool = le32_to_cpu(ci->i_layout.fl_pg_pool);
+ l.stripe_unit = ci->i_layout.stripe_unit;
+ l.stripe_count = ci->i_layout.stripe_count;
+ l.object_size = ci->i_layout.object_size;
+ l.data_pool = ci->i_layout.pool_id;
l.preferred_osd = (s32)-1;
if (copy_to_user(arg, &l, sizeof(l)))
return -EFAULT;
if (l.stripe_count)
nl.stripe_count = l.stripe_count;
else
- nl.stripe_count = ceph_file_layout_stripe_count(ci->i_layout);
+ nl.stripe_count = ci->i_layout.stripe_count;
if (l.stripe_unit)
nl.stripe_unit = l.stripe_unit;
else
- nl.stripe_unit = ceph_file_layout_su(ci->i_layout);
+ nl.stripe_unit = ci->i_layout.stripe_unit;
if (l.object_size)
nl.object_size = l.object_size;
else
- nl.object_size = ceph_file_layout_object_size(ci->i_layout);
+ nl.object_size = ci->i_layout.object_size;
if (l.data_pool)
nl.data_pool = l.data_pool;
else
- nl.data_pool = ceph_file_layout_pg_pool(ci->i_layout);
+ nl.data_pool = ci->i_layout.pool_id;
/* this is obsolete, and always -1 */
nl.preferred_osd = le64_to_cpu(-1);
return -EIO;
}
dl.file_offset -= dl.object_offset;
- dl.object_size = ceph_file_layout_object_size(ci->i_layout);
- dl.block_size = ceph_file_layout_su(ci->i_layout);
+ dl.object_size = ci->i_layout.object_size;
+ dl.block_size = ci->i_layout.stripe_unit;
/* block_offset = object_offset % block_size */
tmp = dl.object_offset;
snprintf(dl.object_name, sizeof(dl.object_name), "%llx.%08llx",
ceph_ino(inode), dl.object_no);
- oloc.pool = ceph_file_layout_pg_pool(ci->i_layout);
+ oloc.pool = ci->i_layout.pool_id;
ceph_oid_printf(&oid, "%s", dl.object_name);
r = ceph_object_locator_to_pg(osdc->osdmap, &oid, &oloc, &pgid);
struct ceph_pool_perm {
struct rb_node node;
- u32 pool;
int perm;
+ s64 pool;
};
/*
int ret;
struct ceph_fs_client *fsc = ceph_sb_to_client(ci->vfs_inode.i_sb);
struct ceph_osd_client *osdc = &fsc->client->osdc;
- s64 pool = ceph_file_layout_pg_pool(ci->i_layout);
+ s64 pool = ci->i_layout.pool_id;
const char *pool_name;
char buf[128];
if (pool_name) {
size_t len = strlen(pool_name);
ret = snprintf(buf, sizeof(buf),
- "stripe_unit=%lld stripe_count=%lld object_size=%lld pool=",
- (unsigned long long)ceph_file_layout_su(ci->i_layout),
- (unsigned long long)ceph_file_layout_stripe_count(ci->i_layout),
- (unsigned long long)ceph_file_layout_object_size(ci->i_layout));
+ "stripe_unit=%u stripe_count=%u object_size=%u pool=",
+ ci->i_layout.stripe_unit, ci->i_layout.stripe_count,
+ ci->i_layout.object_size);
if (!size) {
ret += len;
} else if (ret + len > size) {
}
} else {
ret = snprintf(buf, sizeof(buf),
- "stripe_unit=%lld stripe_count=%lld object_size=%lld pool=%lld",
- (unsigned long long)ceph_file_layout_su(ci->i_layout),
- (unsigned long long)ceph_file_layout_stripe_count(ci->i_layout),
- (unsigned long long)ceph_file_layout_object_size(ci->i_layout),
- (unsigned long long)pool);
+ "stripe_unit=%u stripe_count=%u object_size=%u pool=%lld",
+ ci->i_layout.stripe_unit, ci->i_layout.stripe_count,
+ ci->i_layout.object_size, (unsigned long long)pool);
if (size) {
if (ret <= size)
memcpy(val, buf, ret);
static size_t ceph_vxattrcb_layout_stripe_unit(struct ceph_inode_info *ci,
char *val, size_t size)
{
- return snprintf(val, size, "%lld",
- (unsigned long long)ceph_file_layout_su(ci->i_layout));
+ return snprintf(val, size, "%u", ci->i_layout.stripe_unit);
}
static size_t ceph_vxattrcb_layout_stripe_count(struct ceph_inode_info *ci,
char *val, size_t size)
{
- return snprintf(val, size, "%lld",
- (unsigned long long)ceph_file_layout_stripe_count(ci->i_layout));
+ return snprintf(val, size, "%u", ci->i_layout.stripe_count);
}
static size_t ceph_vxattrcb_layout_object_size(struct ceph_inode_info *ci,
char *val, size_t size)
{
- return snprintf(val, size, "%lld",
- (unsigned long long)ceph_file_layout_object_size(ci->i_layout));
+ return snprintf(val, size, "%u", ci->i_layout.object_size);
}
static size_t ceph_vxattrcb_layout_pool(struct ceph_inode_info *ci,
int ret;
struct ceph_fs_client *fsc = ceph_sb_to_client(ci->vfs_inode.i_sb);
struct ceph_osd_client *osdc = &fsc->client->osdc;
- s64 pool = ceph_file_layout_pg_pool(ci->i_layout);
+ s64 pool = ci->i_layout.pool_id;
const char *pool_name;
down_read(&osdc->lock);
#define CEPH_MAX_MON 31
/*
- * ceph_file_layout - describe data layout for a file/inode
+ * legacy ceph_file_layoute
*/
-struct ceph_file_layout {
+struct ceph_file_layout_legacy {
/* file -> object mapping */
__le32 fl_stripe_unit; /* stripe unit, in bytes. must be multiple
of page size. */
__le32 fl_pg_pool; /* namespace, crush ruleset, rep level */
} __attribute__ ((packed));
-#define ceph_file_layout_su(l) ((__s32)le32_to_cpu((l).fl_stripe_unit))
-#define ceph_file_layout_stripe_count(l) \
- ((__s32)le32_to_cpu((l).fl_stripe_count))
-#define ceph_file_layout_object_size(l) ((__s32)le32_to_cpu((l).fl_object_size))
-#define ceph_file_layout_cas_hash(l) ((__s32)le32_to_cpu((l).fl_cas_hash))
-#define ceph_file_layout_object_su(l) \
- ((__s32)le32_to_cpu((l).fl_object_stripe_unit))
-#define ceph_file_layout_pg_pool(l) \
- ((__s32)le32_to_cpu((l).fl_pg_pool))
-
-static inline unsigned ceph_file_layout_stripe_width(struct ceph_file_layout *l)
-{
- return le32_to_cpu(l->fl_stripe_unit) *
- le32_to_cpu(l->fl_stripe_count);
-}
-
-/* "period" == bytes before i start on a new set of objects */
-static inline unsigned ceph_file_layout_period(struct ceph_file_layout *l)
-{
- return le32_to_cpu(l->fl_object_size) *
- le32_to_cpu(l->fl_stripe_count);
-}
+/*
+ * ceph_file_layout - describe data layout for a file/inode
+ */
+struct ceph_file_layout {
+ /* file -> object mapping */
+ u32 stripe_unit; /* stripe unit, in bytes */
+ u32 stripe_count; /* over this many objects */
+ u32 object_size; /* until objects are this big */
+ s64 pool_id; /* rados pool id */
+};
+
+extern int ceph_file_layout_is_valid(const struct ceph_file_layout *layout);
+extern void ceph_file_layout_from_legacy(struct ceph_file_layout *fl,
+ struct ceph_file_layout_legacy *legacy);
+extern void ceph_file_layout_to_legacy(struct ceph_file_layout *fl,
+ struct ceph_file_layout_legacy *legacy);
#define CEPH_MIN_STRIPE_UNIT 65536
-int ceph_file_layout_is_valid(const struct ceph_file_layout *layout);
-
struct ceph_dir_layout {
__u8 dl_dir_hash; /* see ceph_hash.h for ids */
__u8 dl_unused1;
__le32 flags;
} __attribute__ ((packed)) setxattr;
struct {
- struct ceph_file_layout layout;
+ struct ceph_file_layout_legacy layout;
} __attribute__ ((packed)) setlayout;
struct {
__u8 rule; /* currently fcntl or flock */
__le64 version; /* inode version */
__le64 xattr_version; /* version for xattr blob */
struct ceph_mds_reply_cap cap; /* caps issued for this inode */
- struct ceph_file_layout layout;
+ struct ceph_file_layout_legacy layout;
struct ceph_timespec ctime, mtime, atime;
__le32 time_warp_seq;
__le64 size, max_size, truncate_size;
__le64 size, max_size, truncate_size;
__le32 truncate_seq;
struct ceph_timespec mtime, atime, ctime;
- struct ceph_file_layout layout;
+ struct ceph_file_layout_legacy layout;
__le32 time_warp_seq;
} __attribute__ ((packed));
*/
int ceph_file_layout_is_valid(const struct ceph_file_layout *layout)
{
- __u32 su = le32_to_cpu(layout->fl_stripe_unit);
- __u32 sc = le32_to_cpu(layout->fl_stripe_count);
- __u32 os = le32_to_cpu(layout->fl_object_size);
+ __u32 su = layout->stripe_unit;
+ __u32 sc = layout->stripe_count;
+ __u32 os = layout->object_size;
/* stripe unit, object size must be non-zero, 64k increment */
if (!su || (su & (CEPH_MIN_STRIPE_UNIT-1)))
return 1;
}
+void ceph_file_layout_from_legacy(struct ceph_file_layout *fl,
+ struct ceph_file_layout_legacy *legacy)
+{
+ fl->stripe_unit = le32_to_cpu(legacy->fl_stripe_unit);
+ fl->stripe_count = le32_to_cpu(legacy->fl_stripe_count);
+ fl->object_size = le32_to_cpu(legacy->fl_object_size);
+ fl->pool_id = le32_to_cpu(legacy->fl_pg_pool);
+ if (fl->pool_id == 0)
+ fl->pool_id = -1;
+}
+EXPORT_SYMBOL(ceph_file_layout_from_legacy);
+
+void ceph_file_layout_to_legacy(struct ceph_file_layout *fl,
+ struct ceph_file_layout_legacy *legacy)
+{
+ legacy->fl_stripe_unit = cpu_to_le32(fl->stripe_unit);
+ legacy->fl_stripe_count = cpu_to_le32(fl->stripe_count);
+ legacy->fl_object_size = cpu_to_le32(fl->object_size);
+ if (fl->pool_id >= 0)
+ legacy->fl_pg_pool = cpu_to_le32(fl->pool_id);
+ else
+ legacy->fl_pg_pool = 0;
+}
+EXPORT_SYMBOL(ceph_file_layout_to_legacy);
int ceph_flags_to_mode(int flags)
{
if (opcode == CEPH_OSD_OP_CREATE || opcode == CEPH_OSD_OP_DELETE) {
osd_req_op_init(req, which, opcode, 0);
} else {
- u32 object_size = le32_to_cpu(layout->fl_object_size);
+ u32 object_size = layout->object_size;
u32 object_base = off - objoff;
if (!(truncate_seq == 1 && truncate_size == -1ULL)) {
if (truncate_size <= object_base) {
}
req->r_flags = flags;
- req->r_base_oloc.pool = ceph_file_layout_pg_pool(*layout);
+ req->r_base_oloc.pool = layout->pool_id;
ceph_oid_printf(&req->r_base_oid, "%llx.%08llx", vino.ino, objnum);
req->r_snapid = vino.snap;
u64 *ono,
u64 *oxoff, u64 *oxlen)
{
- u32 osize = le32_to_cpu(layout->fl_object_size);
- u32 su = le32_to_cpu(layout->fl_stripe_unit);
- u32 sc = le32_to_cpu(layout->fl_stripe_count);
+ u32 osize = layout->object_size;
+ u32 su = layout->stripe_unit;
+ u32 sc = layout->stripe_count;
u32 bl, stripeno, stripepos, objsetno;
u32 su_per_object;
u64 t, su_offset;