From: Alex Elder Date: Fri, 19 Apr 2013 20:34:49 +0000 (-0500) Subject: libceph: support pages for class request data X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=6c57b5545d46e276381a15a59283c984cf3f94e3;p=linux-beck.git 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: Alex Elder Reviewed-by: Josh Durgin --- diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 4d84a2b44f18..4191cd2c55e5 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -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, diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index c842e877d504..467020c560b2 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -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)