diff options
| -rw-r--r-- | include/linux/ceph/osd_client.h | 10 | ||||
| -rw-r--r-- | net/ceph/osd_client.c | 38 |
2 files changed, 44 insertions, 4 deletions
diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 0e406934a551..4d84a2b44f18 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -84,6 +84,7 @@ struct ceph_osd_req_op { u16 op; /* CEPH_OSD_OP_* */ u32 payload_len; union { + struct ceph_osd_data raw_data_in; struct { u64 offset, length; u64 truncate_size; @@ -232,6 +233,15 @@ extern void ceph_osdc_handle_reply(struct ceph_osd_client *osdc, extern void ceph_osdc_handle_map(struct ceph_osd_client *osdc, struct ceph_msg *msg); +extern void osd_req_op_init(struct ceph_osd_request *osd_req, + unsigned int which, u16 opcode); + +extern void osd_req_op_raw_data_in_pages(struct ceph_osd_request *, + unsigned int which, + struct page **pages, u64 length, + u32 alignment, bool pages_from_pool, + bool own_pages); + extern void osd_req_op_extent_init(struct ceph_osd_request *osd_req, unsigned int which, u16 opcode, u64 offset, u64 length, diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 3c0715977de3..c842e877d504 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -121,6 +121,14 @@ static void ceph_osd_data_bio_init(struct ceph_osd_data *osd_data, &(oreq)->r_ops[whch].typ.fld; \ }) +static struct ceph_osd_data * +osd_req_op_raw_data_in(struct ceph_osd_request *osd_req, unsigned int which) +{ + BUG_ON(which >= osd_req->r_num_ops); + + return &osd_req->r_ops[which].raw_data_in; +} + struct ceph_osd_data * osd_req_op_extent_osd_data(struct ceph_osd_request *osd_req, unsigned int which) @@ -137,6 +145,19 @@ osd_req_op_cls_response_data(struct ceph_osd_request *osd_req, } EXPORT_SYMBOL(osd_req_op_cls_response_data); /* ??? */ +void osd_req_op_raw_data_in_pages(struct ceph_osd_request *osd_req, + unsigned int which, struct page **pages, + u64 length, u32 alignment, + bool pages_from_pool, bool own_pages) +{ + struct ceph_osd_data *osd_data; + + osd_data = osd_req_op_raw_data_in(osd_req, which); + ceph_osd_data_pages_init(osd_data, pages, length, alignment, + pages_from_pool, own_pages); +} +EXPORT_SYMBOL(osd_req_op_raw_data_in_pages); + void osd_req_op_extent_osd_data_pages(struct ceph_osd_request *osd_req, unsigned int which, struct page **pages, u64 length, u32 alignment, @@ -437,7 +458,7 @@ static bool osd_req_opcode_valid(u16 opcode) * common init routine for all the other init functions, below. */ static struct ceph_osd_req_op * -osd_req_op_init(struct ceph_osd_request *osd_req, unsigned int which, +_osd_req_op_init(struct ceph_osd_request *osd_req, unsigned int which, u16 opcode) { struct ceph_osd_req_op *op; @@ -452,12 +473,19 @@ osd_req_op_init(struct ceph_osd_request *osd_req, unsigned int which, return op; } +void osd_req_op_init(struct ceph_osd_request *osd_req, + unsigned int which, u16 opcode) +{ + (void)_osd_req_op_init(osd_req, which, opcode); +} +EXPORT_SYMBOL(osd_req_op_init); + void osd_req_op_extent_init(struct ceph_osd_request *osd_req, unsigned int which, u16 opcode, u64 offset, u64 length, u64 truncate_size, u32 truncate_seq) { - struct ceph_osd_req_op *op = osd_req_op_init(osd_req, which, opcode); + struct ceph_osd_req_op *op = _osd_req_op_init(osd_req, which, opcode); size_t payload_len = 0; BUG_ON(opcode != CEPH_OSD_OP_READ && opcode != CEPH_OSD_OP_WRITE); @@ -495,7 +523,7 @@ EXPORT_SYMBOL(osd_req_op_extent_update); void osd_req_op_cls_init(struct ceph_osd_request *osd_req, unsigned int which, u16 opcode, const char *class, const char *method) { - struct ceph_osd_req_op *op = osd_req_op_init(osd_req, which, opcode); + struct ceph_osd_req_op *op = _osd_req_op_init(osd_req, which, opcode); struct ceph_pagelist *pagelist; size_t payload_len = 0; size_t size; @@ -532,7 +560,7 @@ void osd_req_op_watch_init(struct ceph_osd_request *osd_req, unsigned int which, u16 opcode, u64 cookie, u64 version, int flag) { - struct ceph_osd_req_op *op = osd_req_op_init(osd_req, which, opcode); + struct ceph_osd_req_op *op = _osd_req_op_init(osd_req, which, opcode); BUG_ON(opcode != CEPH_OSD_OP_NOTIFY_ACK && opcode != CEPH_OSD_OP_WATCH); @@ -584,6 +612,8 @@ static u64 osd_req_encode_op(struct ceph_osd_request *req, switch (src->op) { case CEPH_OSD_OP_STAT: + osd_data = &src->raw_data_in; + ceph_osdc_msg_data_add(req->r_reply, osd_data); break; case CEPH_OSD_OP_READ: case CEPH_OSD_OP_WRITE: |