diff options
| author | Yehuda Sadeh <yehuda@hq.newdream.net> | 2010-02-01 16:10:45 -0800 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2010-02-02 16:29:50 -0800 |
| commit | 0c948992a00d478c17042f4790b7d6b35299cf94 (patch) | |
| tree | 8a6bdfabcaf9f524fcfa6ce2ec10ebb73df0a9aa | |
| parent | 0f26c4b21b684825a6dd41f2bc04d48ff62d72f8 (diff) | |
ceph: always send truncation info with read and write osd ops
This fixes a bug where the read/write ops arrive the osd after
a following truncation request.
Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net>
Signed-off-by: Sage Weil <sage@newdream.net>
| -rw-r--r-- | fs/ceph/ceph_fs.h | 2 | ||||
| -rw-r--r-- | fs/ceph/osd_client.c | 16 | ||||
| -rw-r--r-- | fs/ceph/rados.h | 6 |
3 files changed, 6 insertions, 18 deletions
diff --git a/fs/ceph/ceph_fs.h b/fs/ceph/ceph_fs.h index f3bfc3c4f6e..004aae59d4b 100644 --- a/fs/ceph/ceph_fs.h +++ b/fs/ceph/ceph_fs.h @@ -38,7 +38,7 @@ #define CEPH_OSD_PROTOCOL 8 /* cluster internal */ #define CEPH_MDS_PROTOCOL 9 /* cluster internal */ #define CEPH_MON_PROTOCOL 5 /* cluster internal */ -#define CEPH_OSDC_PROTOCOL 23 /* server/client */ +#define CEPH_OSDC_PROTOCOL 24 /* server/client */ #define CEPH_MDSC_PROTOCOL 32 /* server/client */ #define CEPH_MONC_PROTOCOL 15 /* server/client */ diff --git a/fs/ceph/osd_client.c b/fs/ceph/osd_client.c index df210683971..944759b3079 100644 --- a/fs/ceph/osd_client.c +++ b/fs/ceph/osd_client.c @@ -199,11 +199,9 @@ struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *osdc, struct ceph_osd_request_head *head; struct ceph_osd_op *op; void *p; - int do_trunc = truncate_seq && (off + *plen > truncate_size); - int num_op = 1 + do_sync + do_trunc; + int num_op = 1 + do_sync; size_t msg_size = sizeof(*head) + num_op*sizeof(*op); int err, i; - u64 prevofs; if (use_mempool) { req = mempool_alloc(osdc->req_mempool, GFP_NOFS); @@ -268,22 +266,14 @@ struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *osdc, req->r_request->hdr.data_len = cpu_to_le32(*plen); op->payload_len = cpu_to_le32(*plen); } + op->extent.truncate_size = cpu_to_le64(truncate_size); + op->extent.truncate_seq = cpu_to_le32(truncate_seq); /* fill in oid */ head->object_len = cpu_to_le32(req->r_oid_len); memcpy(p, req->r_oid, req->r_oid_len); p += req->r_oid_len; - /* additional ops */ - if (do_trunc) { - op++; - op->op = cpu_to_le16(opcode == CEPH_OSD_OP_READ ? - CEPH_OSD_OP_MASKTRUNC : CEPH_OSD_OP_SETTRUNC); - op->trunc.truncate_seq = cpu_to_le32(truncate_seq); - prevofs = le64_to_cpu((op-1)->extent.offset); - op->trunc.truncate_size = cpu_to_le64(truncate_size - - (off-prevofs)); - } if (do_sync) { op++; op->op = cpu_to_le16(CEPH_OSD_OP_STARTSYNC); diff --git a/fs/ceph/rados.h b/fs/ceph/rados.h index c5614d4ae34..123fd845459 100644 --- a/fs/ceph/rados.h +++ b/fs/ceph/rados.h @@ -304,16 +304,14 @@ struct ceph_osd_op { union { struct { __le64 offset, length; + __le64 truncate_size; + __le32 truncate_seq; } __attribute__ ((packed)) extent; struct { __le32 name_len; __le32 value_len; } __attribute__ ((packed)) xattr; struct { - __le64 truncate_size; - __le32 truncate_seq; - } __attribute__ ((packed)) trunc; - struct { __u8 class_len; __u8 method_len; __u8 argc; |