diff options
| -rw-r--r-- | fs/ceph/ioctl.c | 5 | ||||
| -rw-r--r-- | include/linux/ceph/osd_client.h | 1 | ||||
| -rw-r--r-- | include/linux/ceph/osdmap.h | 2 | ||||
| -rw-r--r-- | net/ceph/osd_client.c | 11 | ||||
| -rw-r--r-- | net/ceph/osdmap.c | 18 |
5 files changed, 15 insertions, 22 deletions
diff --git a/fs/ceph/ioctl.c b/fs/ceph/ioctl.c index fb036ed..7d85991f 100644 --- a/fs/ceph/ioctl.c +++ b/fs/ceph/ioctl.c @@ -185,7 +185,6 @@ static long ceph_ioctl_get_dataloc(struct file *file, void __user *arg) &ceph_sb_to_client(inode->i_sb)->client->osdc; u64 len = 1, olen; u64 tmp; - struct ceph_object_layout ol; struct ceph_pg pgid; int r; @@ -209,11 +208,9 @@ static long ceph_ioctl_get_dataloc(struct file *file, void __user *arg) snprintf(dl.object_name, sizeof(dl.object_name), "%llx.%08llx", ceph_ino(inode), dl.object_no); - ceph_calc_object_layout(&ol, dl.object_name, &ci->i_layout, + ceph_calc_object_layout(&pgid, dl.object_name, &ci->i_layout, osdc->osdmap); - pgid.pool = le32_to_cpu(ol.ol_pgid.pool); - pgid.seed = le16_to_cpu(ol.ol_pgid.ps); dl.osd = ceph_calc_pg_primary(osdc->osdmap, pgid); if (dl.osd >= 0) { struct ceph_entity_addr *a = diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 388158f..ad8899f 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -82,6 +82,7 @@ struct ceph_osd_request { char r_oid[MAX_OBJ_NAME_SIZE]; /* object name */ int r_oid_len; + u64 r_snapid; unsigned long r_stamp; /* send OR check time */ struct ceph_file_layout r_file_layout; diff --git a/include/linux/ceph/osdmap.h b/include/linux/ceph/osdmap.h index 8587746..3598512 100644 --- a/include/linux/ceph/osdmap.h +++ b/include/linux/ceph/osdmap.h @@ -129,7 +129,7 @@ extern int ceph_calc_file_object_mapping(struct ceph_file_layout *layout, u64 *bno, u64 *oxoff, u64 *oxlen); /* calculate mapping of object to a placement group */ -extern int ceph_calc_object_layout(struct ceph_object_layout *ol, +extern int ceph_calc_object_layout(struct ceph_pg *pg, const char *oid, struct ceph_file_layout *fl, struct ceph_osdmap *osdmap); diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 1990834..5584f0a 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -913,21 +913,18 @@ EXPORT_SYMBOL(ceph_osdc_set_request_linger); static int __map_request(struct ceph_osd_client *osdc, struct ceph_osd_request *req, int force_resend) { - struct ceph_osd_request_head *reqhead = req->r_request->front.iov_base; struct ceph_pg pgid; int acting[CEPH_PG_MAX_SIZE]; int o = -1, num = 0; int err; dout("map_request %p tid %lld\n", req, req->r_tid); - err = ceph_calc_object_layout(&reqhead->layout, req->r_oid, + err = ceph_calc_object_layout(&pgid, req->r_oid, &req->r_file_layout, osdc->osdmap); if (err) { list_move(&req->r_req_lru_item, &osdc->req_notarget); return err; } - pgid.pool = le32_to_cpu(reqhead->layout.ol_pgid.pool); - pgid.seed = le16_to_cpu(reqhead->layout.ol_pgid.ps); req->r_pgid = pgid; err = ceph_calc_pg_acting(osdc->osdmap, pgid, acting); @@ -1000,10 +997,16 @@ static void __send_request(struct ceph_osd_client *osdc, req, req->r_tid, req->r_osd->o_osd, req->r_flags); reqhead = req->r_request->front.iov_base; + reqhead->snapid = cpu_to_le64(req->r_snapid); reqhead->osdmap_epoch = cpu_to_le32(osdc->osdmap->epoch); reqhead->flags |= cpu_to_le32(req->r_flags); /* e.g., RETRY */ reqhead->reassert_version = req->r_reassert_version; + reqhead->layout.ol_pgid.ps = cpu_to_le16(req->r_pgid.seed); + reqhead->layout.ol_pgid.pool = cpu_to_le32(req->r_pgid.pool); + reqhead->layout.ol_pgid.preferred = cpu_to_le16(-1); + reqhead->layout.ol_stripe_unit = 0; + req->r_stamp = jiffies; list_move_tail(&req->r_req_lru_item, &osdc->req_lru); diff --git a/net/ceph/osdmap.c b/net/ceph/osdmap.c index 9119193..3784716 100644 --- a/net/ceph/osdmap.c +++ b/net/ceph/osdmap.c @@ -1095,32 +1095,24 @@ EXPORT_SYMBOL(ceph_calc_file_object_mapping); * calculate an object layout (i.e. pgid) from an oid, * file_layout, and osdmap */ -int ceph_calc_object_layout(struct ceph_object_layout *ol, +int ceph_calc_object_layout(struct ceph_pg *pg, const char *oid, struct ceph_file_layout *fl, struct ceph_osdmap *osdmap) { unsigned int num, num_mask; - struct ceph_pg pgid; struct ceph_pg_pool_info *pool; BUG_ON(!osdmap); - - pgid.pool = le32_to_cpu(fl->fl_pg_pool); - pool = __lookup_pg_pool(&osdmap->pg_pools, pgid.pool); + pg->pool = le32_to_cpu(fl->fl_pg_pool); + pool = __lookup_pg_pool(&osdmap->pg_pools, pg->pool); if (!pool) return -EIO; - pgid.seed = ceph_str_hash(pool->object_hash, oid, strlen(oid)); + pg->seed = ceph_str_hash(pool->object_hash, oid, strlen(oid)); num = pool->pg_num; num_mask = pool->pg_num_mask; - dout("calc_object_layout '%s' pgid %lld.%x\n", oid, pgid.pool, - pgid.seed); - - ol->ol_pgid.ps = cpu_to_le16(pgid.seed); - ol->ol_pgid.pool = fl->fl_pg_pool; - ol->ol_pgid.preferred = cpu_to_le16(-1); - ol->ol_stripe_unit = fl->fl_object_stripe_unit; + dout("calc_object_layout '%s' pgid %lld.%x\n", oid, pg->pool, pg->seed); return 0; } EXPORT_SYMBOL(ceph_calc_object_layout); |