It's the only caller and this will make reorg easier.
Signed-off-by: Jeff Layton <[email protected]>
---
fs/ceph/addr.c | 79 ++++++++++++++++----------------------------------
1 file changed, 25 insertions(+), 54 deletions(-)
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index e02d8915376f..a30e18495f70 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -182,58 +182,15 @@ static int ceph_releasepage(struct page *page, gfp_t g)
return !PagePrivate(page);
}
-/*
- * Read some contiguous pages. If we cross a stripe boundary, shorten
- * *plen. Return number of bytes read, or error.
- */
-static int ceph_sync_readpages(struct ceph_fs_client *fsc,
- struct ceph_vino vino,
- struct ceph_file_layout *layout,
- u64 off, u64 *plen,
- u32 truncate_seq, u64 truncate_size,
- struct page **pages, int num_pages,
- int page_align)
-{
- struct ceph_osd_client *osdc = &fsc->client->osdc;
- struct ceph_osd_request *req;
- int rc = 0;
-
- dout("readpages on ino %llx.%llx on %llu~%llu\n", vino.ino,
- vino.snap, off, *plen);
- req = ceph_osdc_new_request(osdc, layout, vino, off, plen, 0, 1,
- CEPH_OSD_OP_READ, CEPH_OSD_FLAG_READ,
- NULL, truncate_seq, truncate_size,
- false);
- if (IS_ERR(req))
- return PTR_ERR(req);
-
- /* it may be a short read due to an object boundary */
- osd_req_op_extent_osd_data_pages(req, 0,
- pages, *plen, page_align, false, false);
-
- dout("readpages final extent is %llu~%llu (%llu bytes align %d)\n",
- off, *plen, *plen, page_align);
-
- rc = ceph_osdc_start_request(osdc, req, false);
- if (!rc)
- rc = ceph_osdc_wait_request(osdc, req);
-
- ceph_update_read_latency(&fsc->mdsc->metric, req->r_start_latency,
- req->r_end_latency, rc);
-
- ceph_osdc_put_request(req);
- dout("readpages result %d\n", rc);
- return rc;
-}
-
-/*
- * read a single page, without unlocking it.
- */
+/* read a single page, without unlocking it. */
static int ceph_do_readpage(struct file *filp, struct page *page)
{
struct inode *inode = file_inode(filp);
struct ceph_inode_info *ci = ceph_inode(inode);
struct ceph_fs_client *fsc = ceph_inode_to_client(inode);
+ struct ceph_osd_client *osdc = &fsc->client->osdc;
+ struct ceph_osd_request *req;
+ struct ceph_vino vino = ceph_vino(inode);
int err = 0;
u64 off = page_offset(page);
u64 len = PAGE_SIZE;
@@ -260,12 +217,27 @@ static int ceph_do_readpage(struct file *filp, struct
page *page)
if (err == 0)
return -EINPROGRESS;
- dout("readpage inode %p file %p page %p index %lu\n",
- inode, filp, page, page->index);
- err = ceph_sync_readpages(fsc, ceph_vino(inode),
- &ci->i_layout, off, &len,
- ci->i_truncate_seq, ci->i_truncate_size,
- &page, 1, 0);
+ dout("readpage ino %llx.%llx file %p off %llu len %llu page %p index
%lu\n",
+ vino.ino, vino.snap, filp, off, len, page, page->index);
+ req = ceph_osdc_new_request(osdc, &ci->i_layout, vino, off, &len, 0, 1,
+ CEPH_OSD_OP_READ, CEPH_OSD_FLAG_READ, NULL,
+ ci->i_truncate_seq, ci->i_truncate_size,
+ false);
+ if (IS_ERR(req))
+ return PTR_ERR(req);
+
+ osd_req_op_extent_osd_data_pages(req, 0, &page, len, 0, false, false);
+
+ err = ceph_osdc_start_request(osdc, req, false);
+ if (!err)
+ err = ceph_osdc_wait_request(osdc, req);
+
+ ceph_update_read_latency(&fsc->mdsc->metric, req->r_start_latency,
+ req->r_end_latency, err);
+
+ ceph_osdc_put_request(req);
+ dout("readpage result %d\n", err);
+
if (err == -ENOENT)
err = 0;
if (err < 0) {
@@ -283,7 +255,6 @@ static int ceph_do_readpage(struct file *filp, struct page
*page)
SetPageUptodate(page);
ceph_readpage_to_fscache(inode, page);
-
out:
return err < 0 ? err : 0;
}
--
2.26.2
--
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