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-rw-r--r--include/linux/ceph/messenger.h8
-rw-r--r--include/linux/ceph/osd_client.h4
2 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h
index 9fd7255172ad..2eaaabbe98cb 100644
--- a/include/linux/ceph/messenger.h
+++ b/include/linux/ceph/messenger.h
@@ -123,6 +123,7 @@ enum ceph_msg_data_type {
CEPH_MSG_DATA_BIO, /* data source/destination is a bio list */
#endif /* CONFIG_BLOCK */
CEPH_MSG_DATA_BVECS, /* data source/destination is a bio_vec array */
+ CEPH_MSG_DATA_ITER, /* data source/destination is an iov_iter */
};
#ifdef CONFIG_BLOCK
@@ -224,6 +225,7 @@ struct ceph_msg_data {
bool own_pages;
};
struct ceph_pagelist *pagelist;
+ struct iov_iter iter;
};
};
@@ -248,6 +250,10 @@ struct ceph_msg_data_cursor {
struct page *page; /* page from list */
size_t offset; /* bytes from list */
};
+ struct {
+ struct iov_iter iov_iter;
+ unsigned int lastlen;
+ };
};
};
@@ -605,6 +611,8 @@ void ceph_msg_data_add_bio(struct ceph_msg *msg, struct ceph_bio_iter *bio_pos,
#endif /* CONFIG_BLOCK */
void ceph_msg_data_add_bvecs(struct ceph_msg *msg,
struct ceph_bvec_iter *bvec_pos);
+void ceph_msg_data_add_iter(struct ceph_msg *msg,
+ struct iov_iter *iter);
struct ceph_msg *ceph_msg_new2(int type, int front_len, int max_data_items,
gfp_t flags, bool can_fail);
diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h
index bfa4813590da..8f5d2b5bbba2 100644
--- a/include/linux/ceph/osd_client.h
+++ b/include/linux/ceph/osd_client.h
@@ -108,6 +108,7 @@ enum ceph_osd_data_type {
CEPH_OSD_DATA_TYPE_BIO,
#endif /* CONFIG_BLOCK */
CEPH_OSD_DATA_TYPE_BVECS,
+ CEPH_OSD_DATA_TYPE_ITER,
};
struct ceph_osd_data {
@@ -131,6 +132,7 @@ struct ceph_osd_data {
struct ceph_bvec_iter bvec_pos;
u32 num_bvecs;
};
+ struct iov_iter iter;
};
};
@@ -501,6 +503,8 @@ void osd_req_op_extent_osd_data_bvecs(struct ceph_osd_request *osd_req,
void osd_req_op_extent_osd_data_bvec_pos(struct ceph_osd_request *osd_req,
unsigned int which,
struct ceph_bvec_iter *bvec_pos);
+void osd_req_op_extent_osd_iter(struct ceph_osd_request *osd_req,
+ unsigned int which, struct iov_iter *iter);
extern void osd_req_op_cls_request_data_pagelist(struct ceph_osd_request *,
unsigned int which,