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libceph: clean up ceph_osdc_start_request prototype

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This function always returns 0, and ignores the nofail boolean. Drop the
nofail argument, make the function void return and fix up the callers.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Jeff Layton 2022-06-30 16:21:50 -04:00 committed by Ilya Dryomov
parent 4f88619455
commit a8af0d682a
5 changed files with 37 additions and 54 deletions
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6
drivers/block/rbd.c
View File

@ -1297,7 +1297,7 @@ static void rbd_osd_submit(struct ceph_osd_request *osd_req)
dout("%s osd_req %p for obj_req %p objno %llu %llu~%llu\n",
__func__, osd_req, obj_req, obj_req->ex.oe_objno,
obj_req->ex.oe_off, obj_req->ex.oe_len);
ceph_osdc_start_request(osd_req->r_osdc, osd_req, false);
ceph_osdc_start_request(osd_req->r_osdc, osd_req);
}
/*
@ -2081,7 +2081,7 @@ static int rbd_object_map_update(struct rbd_obj_request *obj_req, u64 snap_id,
if (ret)
return ret;
ceph_osdc_start_request(osdc, req, false);
ceph_osdc_start_request(osdc, req);
return 0;
}
@ -4768,7 +4768,7 @@ static int rbd_obj_read_sync(struct rbd_device *rbd_dev,
if (ret)
goto out_req;
ceph_osdc_start_request(osdc, req, false);
ceph_osdc_start_request(osdc, req);
ret = ceph_osdc_wait_request(osdc, req);
if (ret >= 0)
ceph_copy_from_page_vector(pages, buf, 0, ret);

33
fs/ceph/addr.c
View File

@ -337,6 +337,7 @@ static void ceph_netfs_issue_read(struct netfs_io_subrequest *subreq)
/* should always give us a page-aligned read */
WARN_ON_ONCE(page_off);
len = err;
err = 0;
osd_req_op_extent_osd_data_pages(req, 0, pages, len, 0, false, false);
req->r_callback = finish_netfs_read;
@ -344,9 +345,7 @@ static void ceph_netfs_issue_read(struct netfs_io_subrequest *subreq)
req->r_inode = inode;
ihold(inode);
err = ceph_osdc_start_request(req->r_osdc, req, false);
if (err)
iput(inode);
ceph_osdc_start_request(req->r_osdc, req);
out:
ceph_osdc_put_request(req);
if (err)
@ -620,9 +619,8 @@ static int writepage_nounlock(struct page *page, struct writeback_control *wbc)
dout("writepage %llu~%llu (%llu bytes)\n", page_off, len, len);
req->r_mtime = inode->i_mtime;
err = ceph_osdc_start_request(osdc, req, true);
if (!err)
err = ceph_osdc_wait_request(osdc, req);
ceph_osdc_start_request(osdc, req);
err = ceph_osdc_wait_request(osdc, req);
ceph_update_write_metrics(&fsc->mdsc->metric, req->r_start_latency,
req->r_end_latency, len, err);
@ -1150,8 +1148,7 @@ static int ceph_writepages_start(struct address_space *mapping,
}
req->r_mtime = inode->i_mtime;
rc = ceph_osdc_start_request(&fsc->client->osdc, req, true);
BUG_ON(rc);
ceph_osdc_start_request(&fsc->client->osdc, req);
req = NULL;
wbc->nr_to_write -= i;
@ -1692,9 +1689,8 @@ int ceph_uninline_data(struct file *file)
}
req->r_mtime = inode->i_mtime;
err = ceph_osdc_start_request(&fsc->client->osdc, req, false);
if (!err)
err = ceph_osdc_wait_request(&fsc->client->osdc, req);
ceph_osdc_start_request(&fsc->client->osdc, req);
err = ceph_osdc_wait_request(&fsc->client->osdc, req);
ceph_osdc_put_request(req);
if (err < 0)
goto out_unlock;
@ -1735,9 +1731,8 @@ int ceph_uninline_data(struct file *file)
}
req->r_mtime = inode->i_mtime;
err = ceph_osdc_start_request(&fsc->client->osdc, req, false);
if (!err)
err = ceph_osdc_wait_request(&fsc->client->osdc, req);
ceph_osdc_start_request(&fsc->client->osdc, req);
err = ceph_osdc_wait_request(&fsc->client->osdc, req);
ceph_update_write_metrics(&fsc->mdsc->metric, req->r_start_latency,
req->r_end_latency, len, err);
@ -1908,15 +1903,13 @@ static int __ceph_pool_perm_get(struct ceph_inode_info *ci,
osd_req_op_raw_data_in_pages(rd_req, 0, pages, PAGE_SIZE,
0, false, true);
err = ceph_osdc_start_request(&fsc->client->osdc, rd_req, false);
ceph_osdc_start_request(&fsc->client->osdc, rd_req);
wr_req->r_mtime = ci->netfs.inode.i_mtime;
err2 = ceph_osdc_start_request(&fsc->client->osdc, wr_req, false);
ceph_osdc_start_request(&fsc->client->osdc, wr_req);
if (!err)
err = ceph_osdc_wait_request(&fsc->client->osdc, rd_req);
if (!err2)
err2 = ceph_osdc_wait_request(&fsc->client->osdc, wr_req);
err = ceph_osdc_wait_request(&fsc->client->osdc, rd_req);
err2 = ceph_osdc_wait_request(&fsc->client->osdc, wr_req);
if (err >= 0 || err == -ENOENT)
have |= POOL_READ;

32
fs/ceph/file.c
View File

@ -985,9 +985,8 @@ static ssize_t ceph_sync_read(struct kiocb *iocb, struct iov_iter *to,
osd_req_op_extent_osd_data_pages(req, 0, pages, len, page_off,
false, false);
ret = ceph_osdc_start_request(osdc, req, false);
if (!ret)
ret = ceph_osdc_wait_request(osdc, req);
ceph_osdc_start_request(osdc, req);
ret = ceph_osdc_wait_request(osdc, req);
ceph_update_read_metrics(&fsc->mdsc->metric,
req->r_start_latency,
@ -1250,7 +1249,7 @@ static void ceph_aio_retry_work(struct work_struct *work)
req->r_inode = inode;
req->r_priv = aio_req;
ret = ceph_osdc_start_request(req->r_osdc, req, false);
ceph_osdc_start_request(req->r_osdc, req);
out:
if (ret < 0) {
req->r_result = ret;
@ -1387,9 +1386,8 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
continue;
}
ret = ceph_osdc_start_request(req->r_osdc, req, false);
if (!ret)
ret = ceph_osdc_wait_request(&fsc->client->osdc, req);
ceph_osdc_start_request(req->r_osdc, req);
ret = ceph_osdc_wait_request(&fsc->client->osdc, req);
if (write)
ceph_update_write_metrics(metric, req->r_start_latency,
@ -1452,8 +1450,7 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
r_private_item);
list_del_init(&req->r_private_item);
if (ret >= 0)
ret = ceph_osdc_start_request(req->r_osdc,
req, false);
ceph_osdc_start_request(req->r_osdc, req);
if (ret < 0) {
req->r_result = ret;
ceph_aio_complete_req(req);
@ -1566,9 +1563,8 @@ ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos,
false, true);
req->r_mtime = mtime;
ret = ceph_osdc_start_request(&fsc->client->osdc, req, false);
if (!ret)
ret = ceph_osdc_wait_request(&fsc->client->osdc, req);
ceph_osdc_start_request(&fsc->client->osdc, req);
ret = ceph_osdc_wait_request(&fsc->client->osdc, req);
ceph_update_write_metrics(&fsc->mdsc->metric, req->r_start_latency,
req->r_end_latency, len, ret);
@ -2032,12 +2028,10 @@ static int ceph_zero_partial_object(struct inode *inode,
}
req->r_mtime = inode->i_mtime;
ret = ceph_osdc_start_request(&fsc->client->osdc, req, false);
if (!ret) {
ret = ceph_osdc_wait_request(&fsc->client->osdc, req);
if (ret == -ENOENT)
ret = 0;
}
ceph_osdc_start_request(&fsc->client->osdc, req);
ret = ceph_osdc_wait_request(&fsc->client->osdc, req);
if (ret == -ENOENT)
ret = 0;
ceph_osdc_put_request(req);
out:
@ -2339,7 +2333,7 @@ static ssize_t ceph_do_objects_copy(struct ceph_inode_info *src_ci, u64 *src_off
if (IS_ERR(req))
ret = PTR_ERR(req);
else {
ceph_osdc_start_request(osdc, req, false);
ceph_osdc_start_request(osdc, req);
ret = ceph_osdc_wait_request(osdc, req);
ceph_update_copyfrom_metrics(&fsc->mdsc->metric,
req->r_start_latency,

5
include/linux/ceph/osd_client.h
View File

@ -507,9 +507,8 @@ extern struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *,
extern void ceph_osdc_get_request(struct ceph_osd_request *req);
extern void ceph_osdc_put_request(struct ceph_osd_request *req);
extern int ceph_osdc_start_request(struct ceph_osd_client *osdc,
struct ceph_osd_request *req,
bool nofail);
void ceph_osdc_start_request(struct ceph_osd_client *osdc,
struct ceph_osd_request *req);
extern void ceph_osdc_cancel_request(struct ceph_osd_request *req);
extern int ceph_osdc_wait_request(struct ceph_osd_client *osdc,
struct ceph_osd_request *req);

15
net/ceph/osd_client.c
View File

@ -4578,15 +4578,12 @@ static void handle_watch_notify(struct ceph_osd_client *osdc,
/*
* Register request, send initial attempt.
*/
int ceph_osdc_start_request(struct ceph_osd_client *osdc,
struct ceph_osd_request *req,
bool nofail)
void ceph_osdc_start_request(struct ceph_osd_client *osdc,
struct ceph_osd_request *req)
{
down_read(&osdc->lock);
submit_request(req, false);
up_read(&osdc->lock);
return 0;
}
EXPORT_SYMBOL(ceph_osdc_start_request);
@ -4756,7 +4753,7 @@ int ceph_osdc_unwatch(struct ceph_osd_client *osdc,
if (ret)
goto out_put_req;
ceph_osdc_start_request(osdc, req, false);
ceph_osdc_start_request(osdc, req);
linger_cancel(lreq);
linger_put(lreq);
ret = wait_request_timeout(req, opts->mount_timeout);
@ -4827,7 +4824,7 @@ int ceph_osdc_notify_ack(struct ceph_osd_client *osdc,
if (ret)
goto out_put_req;
ceph_osdc_start_request(osdc, req, false);
ceph_osdc_start_request(osdc, req);
ret = ceph_osdc_wait_request(osdc, req);
out_put_req:
@ -5043,7 +5040,7 @@ int ceph_osdc_list_watchers(struct ceph_osd_client *osdc,
if (ret)
goto out_put_req;
ceph_osdc_start_request(osdc, req, false);
ceph_osdc_start_request(osdc, req);
ret = ceph_osdc_wait_request(osdc, req);
if (ret >= 0) {
void *p = page_address(pages[0]);
@ -5120,7 +5117,7 @@ int ceph_osdc_call(struct ceph_osd_client *osdc,
if (ret)
goto out_put_req;
ceph_osdc_start_request(osdc, req, false);
ceph_osdc_start_request(osdc, req);
ret = ceph_osdc_wait_request(osdc, req);
if (ret >= 0) {
ret = req->r_ops[0].rval;