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authorIlya Dryomov <idryomov@gmail.com>2016-09-12 18:59:42 +0200
committerIlya Dryomov <idryomov@gmail.com>2016-10-03 16:13:47 +0200
commit980917fc6ec94cb614fd79e6a124689e700f9d97 (patch)
treef253b229754e72361a5b4adc5efad9e360299bf4 /drivers/block
parent80de19122866d0a65f741e7ff2d5d20842d22d6b (diff)
rbd: change rbd_obj_request_submit() signature
- osdc parameter is useless - starting with commit 5aea3dcd5021 ("libceph: a major OSD client update"), ceph_osdc_start_request() always returns success Signed-off-by: Ilya Dryomov <idryomov@gmail.com> Reviewed-by: Alex Elder <elder@linaro.org> Reviewed-by: David Disseldorp <ddiss@suse.de>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/rbd.c70
1 files changed, 23 insertions, 47 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index cc4c9f4c0d97..5c422402e408 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -1618,11 +1618,12 @@ static bool obj_request_type_valid(enum obj_request_type type)
}
}
-static int rbd_obj_request_submit(struct ceph_osd_client *osdc,
- struct rbd_obj_request *obj_request)
+static void rbd_obj_request_submit(struct rbd_obj_request *obj_request)
{
- dout("%s %p\n", __func__, obj_request);
- return ceph_osdc_start_request(osdc, obj_request->osd_req, false);
+ struct ceph_osd_request *osd_req = obj_request->osd_req;
+
+ dout("%s %p osd_req %p\n", __func__, obj_request, osd_req);
+ ceph_osdc_start_request(osd_req->r_osdc, osd_req, false);
}
static void rbd_obj_request_end(struct rbd_obj_request *obj_request)
@@ -2646,7 +2647,6 @@ rbd_img_obj_parent_read_full_callback(struct rbd_img_request *img_request)
{
struct rbd_obj_request *orig_request;
struct ceph_osd_request *osd_req;
- struct ceph_osd_client *osdc;
struct rbd_device *rbd_dev;
struct page **pages;
enum obj_operation_type op_type;
@@ -2683,13 +2683,9 @@ rbd_img_obj_parent_read_full_callback(struct rbd_img_request *img_request)
* and re-submit the original write request.
*/
if (!rbd_dev->parent_overlap) {
- struct ceph_osd_client *osdc;
-
ceph_release_page_vector(pages, page_count);
- osdc = &rbd_dev->rbd_client->client->osdc;
- img_result = rbd_obj_request_submit(osdc, orig_request);
- if (!img_result)
- return;
+ rbd_obj_request_submit(orig_request);
+ return;
}
if (img_result)
@@ -2723,10 +2719,9 @@ rbd_img_obj_parent_read_full_callback(struct rbd_img_request *img_request)
/* All set, send it off. */
- osdc = &rbd_dev->rbd_client->client->osdc;
- img_result = rbd_obj_request_submit(osdc, orig_request);
- if (!img_result)
- return;
+ rbd_obj_request_submit(orig_request);
+ return;
+
out_err:
/* Record the error code and complete the request */
@@ -2860,17 +2855,13 @@ static void rbd_img_obj_exists_callback(struct rbd_obj_request *obj_request)
/*
* If the overlap has become 0 (most likely because the
- * image has been flattened) we need to free the pages
- * and re-submit the original write request.
+ * image has been flattened) we need to re-submit the
+ * original request.
*/
rbd_dev = orig_request->img_request->rbd_dev;
if (!rbd_dev->parent_overlap) {
- struct ceph_osd_client *osdc;
-
- osdc = &rbd_dev->rbd_client->client->osdc;
- result = rbd_obj_request_submit(osdc, orig_request);
- if (!result)
- return;
+ rbd_obj_request_submit(orig_request);
+ return;
}
/*
@@ -2902,7 +2893,6 @@ static int rbd_img_obj_exists_submit(struct rbd_obj_request *obj_request)
{
struct rbd_obj_request *stat_request;
struct rbd_device *rbd_dev;
- struct ceph_osd_client *osdc;
struct page **pages = NULL;
u32 page_count;
size_t size;
@@ -2946,8 +2936,9 @@ static int rbd_img_obj_exists_submit(struct rbd_obj_request *obj_request)
false, false);
rbd_osd_req_format_read(stat_request);
- osdc = &rbd_dev->rbd_client->client->osdc;
- ret = rbd_obj_request_submit(osdc, stat_request);
+ rbd_obj_request_submit(stat_request);
+ return 0;
+
out:
if (ret)
rbd_obj_request_put(obj_request);
@@ -3004,13 +2995,8 @@ static bool img_obj_request_simple(struct rbd_obj_request *obj_request)
static int rbd_img_obj_request_submit(struct rbd_obj_request *obj_request)
{
if (img_obj_request_simple(obj_request)) {
- struct rbd_device *rbd_dev;
- struct ceph_osd_client *osdc;
-
- rbd_dev = obj_request->img_request->rbd_dev;
- osdc = &rbd_dev->rbd_client->client->osdc;
-
- return rbd_obj_request_submit(osdc, obj_request);
+ rbd_obj_request_submit(obj_request);
+ return 0;
}
/*
@@ -3073,12 +3059,8 @@ static void rbd_img_parent_read_callback(struct rbd_img_request *img_request)
rbd_assert(obj_request->img_request);
rbd_dev = obj_request->img_request->rbd_dev;
if (!rbd_dev->parent_overlap) {
- struct ceph_osd_client *osdc;
-
- osdc = &rbd_dev->rbd_client->client->osdc;
- img_result = rbd_obj_request_submit(osdc, obj_request);
- if (!img_result)
- return;
+ rbd_obj_request_submit(obj_request);
+ return;
}
obj_request->result = img_result;
@@ -4005,7 +3987,6 @@ static int rbd_obj_method_sync(struct rbd_device *rbd_dev,
void *inbound,
size_t inbound_size)
{
- struct ceph_osd_client *osdc = &rbd_dev->rbd_client->client->osdc;
struct rbd_obj_request *obj_request;
struct page **pages;
u32 page_count;
@@ -4056,9 +4037,7 @@ static int rbd_obj_method_sync(struct rbd_device *rbd_dev,
0, false, false);
rbd_osd_req_format_read(obj_request);
- ret = rbd_obj_request_submit(osdc, obj_request);
- if (ret)
- goto out;
+ rbd_obj_request_submit(obj_request);
ret = rbd_obj_request_wait(obj_request);
if (ret)
goto out;
@@ -4266,7 +4245,6 @@ static int rbd_obj_read_sync(struct rbd_device *rbd_dev,
u64 offset, u64 length, void *buf)
{
- struct ceph_osd_client *osdc = &rbd_dev->rbd_client->client->osdc;
struct rbd_obj_request *obj_request;
struct page **pages = NULL;
u32 page_count;
@@ -4301,9 +4279,7 @@ static int rbd_obj_read_sync(struct rbd_device *rbd_dev,
false, false);
rbd_osd_req_format_read(obj_request);
- ret = rbd_obj_request_submit(osdc, obj_request);
- if (ret)
- goto out;
+ rbd_obj_request_submit(obj_request);
ret = rbd_obj_request_wait(obj_request);
if (ret)
goto out;