Commit 6c57b554 authored by Alex Elder's avatar Alex Elder Committed by Sage Weil
Browse files

libceph: support pages for class request data 



Add the ability to provide an array of pages as outbound request
data for object class method calls.

Signed-off-by: default avatarAlex Elder <elder@inktank.com>
Reviewed-by: default avatarJosh Durgin <josh.durgin@inktank.com>
parent a51b272e

include/linux/ceph/osd_client.h

+5 −0
Original line number Diff line number Diff line
@@ -273,6 +273,11 @@ extern void osd_req_op_extent_osd_data_bio(struct ceph_osd_request *, 
extern void osd_req_op_cls_request_data_pagelist(struct ceph_osd_request *,

					unsigned int which,

					struct ceph_pagelist *pagelist);

extern void osd_req_op_cls_request_data_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_cls_response_data_pages(struct ceph_osd_request *,

					unsigned int which,

					struct page **pages, u64 length,

net/ceph/osd_client.c

+12 −0
Original line number Diff line number Diff line
@@ -214,6 +214,18 @@ void osd_req_op_cls_request_data_pagelist( 
}

EXPORT_SYMBOL(osd_req_op_cls_request_data_pagelist);



void osd_req_op_cls_request_data_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_data(osd_req, which, cls, request_data);

	ceph_osd_data_pages_init(osd_data, pages, length, alignment,

				pages_from_pool, own_pages);

}

EXPORT_SYMBOL(osd_req_op_cls_request_data_pages);



void osd_req_op_cls_response_data_pages(struct ceph_osd_request *osd_req,

			unsigned int which, struct page **pages, u64 length,

			u32 alignment, bool pages_from_pool, bool own_pages)