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authorIlya Dryomov <idryomov@gmail.com>2018-05-04 16:57:30 +0200
committerIlya Dryomov <idryomov@gmail.com>2018-05-10 10:15:05 +0200
commit0010f7052d6cb71c4b120238e28cd3fa413913d1 (patch)
treeb9ff5672180e16d61f47b66ef21febb4537c773f /include
parent3a15b38fd2efc1d648cb33186bf71e9138c93491 (diff)
downloadlinux-0010f7052d6cb71c4b120238e28cd3fa413913d1.tar.bz2
libceph: add osd_req_op_extent_osd_data_bvecs()
... and store num_bvecs for client code's convenience. Signed-off-by: Ilya Dryomov <idryomov@gmail.com> Reviewed-by: Jeff Layton <jlayton@redhat.com> Reviewed-by: "Yan, Zheng" <zyan@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ceph/osd_client.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h
index 528ccc943cee..96bb32285989 100644
--- a/include/linux/ceph/osd_client.h
+++ b/include/linux/ceph/osd_client.h
@@ -77,7 +77,10 @@ struct ceph_osd_data {
u32 bio_length;
};
#endif /* CONFIG_BLOCK */
- struct ceph_bvec_iter bvec_pos;
+ struct {
+ struct ceph_bvec_iter bvec_pos;
+ u32 num_bvecs;
+ };
};
};
@@ -412,6 +415,10 @@ void osd_req_op_extent_osd_data_bio(struct ceph_osd_request *osd_req,
struct ceph_bio_iter *bio_pos,
u32 bio_length);
#endif /* CONFIG_BLOCK */
+void osd_req_op_extent_osd_data_bvecs(struct ceph_osd_request *osd_req,
+ unsigned int which,
+ struct bio_vec *bvecs, u32 num_bvecs,
+ u32 bytes);
void osd_req_op_extent_osd_data_bvec_pos(struct ceph_osd_request *osd_req,
unsigned int which,
struct ceph_bvec_iter *bvec_pos);
@@ -426,7 +433,8 @@ extern void osd_req_op_cls_request_data_pages(struct ceph_osd_request *,
bool own_pages);
void osd_req_op_cls_request_data_bvecs(struct ceph_osd_request *osd_req,
unsigned int which,
- struct bio_vec *bvecs, u32 bytes);
+ struct bio_vec *bvecs, u32 num_bvecs,
+ u32 bytes);
extern void osd_req_op_cls_response_data_pages(struct ceph_osd_request *,
unsigned int which,
struct page **pages, u64 length,