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| author | Ilya Dryomov | 2019-06-14 18:16:51 +0200 |
|---|---|---|
| committer | Ilya Dryomov | 2019-07-08 14:01:45 +0200 |
| commit | 68ada915eea10f36760ffe414810390a104df093 (patch) | |
| tree | da798405d58cfce3e36080369e9224f9081f1a2f /net/ceph/osd_client.c | |
| parent | libceph: bump CEPH_MSG_MAX_DATA_LEN (again) (diff) | |
| download | kernel-qcow2-linux-68ada915eea10f36760ffe414810390a104df093.tar.gz kernel-qcow2-linux-68ada915eea10f36760ffe414810390a104df093.tar.xz kernel-qcow2-linux-68ada915eea10f36760ffe414810390a104df093.zip | |
libceph: change ceph_osdc_call() to take page vector for response
This will be used for loading object map. rbd_obj_read_sync() isn't
suitable because object map must be accessed through class methods.
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Dongsheng Yang <dongsheng.yang@easystack.cn>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Diffstat (limited to 'net/ceph/osd_client.c')
| -rw-r--r-- | net/ceph/osd_client.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 6495982c5c07..a90fbfce7e93 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -5050,12 +5050,12 @@ int ceph_osdc_call(struct ceph_osd_client *osdc, const char *class, const char *method, unsigned int flags, struct page *req_page, size_t req_len, - struct page *resp_page, size_t *resp_len) + struct page **resp_pages, size_t *resp_len) { struct ceph_osd_request *req; int ret; - if (req_len > PAGE_SIZE || (resp_page && *resp_len > PAGE_SIZE)) + if (req_len > PAGE_SIZE) return -E2BIG; req = ceph_osdc_alloc_request(osdc, NULL, 1, false, GFP_NOIO); @@ -5073,8 +5073,8 @@ int ceph_osdc_call(struct ceph_osd_client *osdc, if (req_page) osd_req_op_cls_request_data_pages(req, 0, &req_page, req_len, 0, false, false); - if (resp_page) - osd_req_op_cls_response_data_pages(req, 0, &resp_page, + if (resp_pages) + osd_req_op_cls_response_data_pages(req, 0, resp_pages, *resp_len, 0, false, false); ret = ceph_osdc_alloc_messages(req, GFP_NOIO); @@ -5085,7 +5085,7 @@ int ceph_osdc_call(struct ceph_osd_client *osdc, ret = ceph_osdc_wait_request(osdc, req); if (ret >= 0) { ret = req->r_ops[0].rval; - if (resp_page) + if (resp_pages) *resp_len = req->r_ops[0].outdata_len; } |