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| author | Yanhu Cao <gmayyyha@gmail.com> | 2017-07-21 17:20:10 +0800 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2017-09-06 19:56:43 +0200 |
| commit | 3fb99d483e614bc3834784c7a686572c7970bb92 (patch) | |
| tree | 3af3534e44d405434087abf096d73b227e2adba2 /fs/ceph/addr.c | |
| parent | 37f13252579389a659ae3ceec8c60f15bdf70f0c (diff) | |
| download | linux-3fb99d483e614bc3834784c7a686572c7970bb92.tar.gz linux-3fb99d483e614bc3834784c7a686572c7970bb92.tar.bz2 linux-3fb99d483e614bc3834784c7a686572c7970bb92.zip | |
ceph: nuke startsync op
startsync is a no-op, has been for years. Remove it.
Link: http://tracker.ceph.com/issues/20604
Signed-off-by: Yanhu Cao <gmayyyha@gmail.com>
Reviewed-by: "Yan, Zheng" <zyan@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/addr.c')
| -rw-r--r-- | fs/ceph/addr.c | 21 |
1 files changed, 3 insertions, 18 deletions
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c index 149b10063be8..825931516623 100644 --- a/fs/ceph/addr.c +++ b/fs/ceph/addr.c @@ -752,21 +752,11 @@ static int ceph_writepages_start(struct address_space *mapping, int rc = 0; unsigned int wsize = i_blocksize(inode); struct ceph_osd_request *req = NULL; - int do_sync = 0; loff_t snap_size, i_size; u64 truncate_size; u32 truncate_seq; - /* - * Include a 'sync' in the OSD request if this is a data - * integrity write (e.g., O_SYNC write or fsync()), or if our - * cap is being revoked. - */ - if ((wbc->sync_mode == WB_SYNC_ALL) || - ceph_caps_revoking(ci, CEPH_CAP_FILE_BUFFER)) - do_sync = 1; - dout("writepages_start %p dosync=%d (mode=%s)\n", - inode, do_sync, + dout("writepages_start %p (mode=%s)\n", inode, wbc->sync_mode == WB_SYNC_NONE ? "NONE" : (wbc->sync_mode == WB_SYNC_ALL ? "ALL" : "HOLD")); @@ -936,7 +926,7 @@ get_more_pages: break; } - num_ops = 1 + do_sync; + num_ops = 1; strip_unit_end = page->index + ((len - 1) >> PAGE_SHIFT); @@ -1042,7 +1032,7 @@ new_request: for (i = 0; i < locked_pages; i++) { u64 cur_offset = page_offset(pages[i]); if (offset + len != cur_offset) { - if (op_idx + do_sync + 1 == req->r_num_ops) + if (op_idx + 1 == req->r_num_ops) break; osd_req_op_extent_dup_last(req, op_idx, cur_offset - offset); @@ -1079,17 +1069,12 @@ new_request: 0, !!pool, false); osd_req_op_extent_update(req, op_idx, len); - if (do_sync) { - op_idx++; - osd_req_op_init(req, op_idx, CEPH_OSD_OP_STARTSYNC, 0); - } BUG_ON(op_idx + 1 != req->r_num_ops); pool = NULL; if (i < locked_pages) { BUG_ON(num_ops <= req->r_num_ops); num_ops -= req->r_num_ops; - num_ops += do_sync; locked_pages -= i; /* allocate new pages array for next request */ |