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Date: Fri, 27 May 2022 02:20:14 +0800
From: kernel test robot <lkp@...el.com>
To: David Howells <dhowells@...hat.com>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>,
linux-kernel@...r.kernel.org
Subject: [ammarfaizi2-block:dhowells/linux-fs/cifs-for-sfrench 5/9]
fs/cifs/file.c:2735:36: error: no member named 'max_frmr_depth' in 'struct
smbd_connection'
tree: https://github.com/ammarfaizi2/linux-block dhowells/linux-fs/cifs-for-sfrench
head: ba04fd019482403a282ad499323f5cdd1ee5216a
commit: b4eb9ac0feb7aff675a958612c9d2b2052f53690 [5/9] cifs: Change the I/O paths to use an iterator rather than a page list
config: x86_64-randconfig-a014 (https://download.01.org/0day-ci/archive/20220527/202205270254.xD5T2pAa-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 6f4644d194da594562027a5d458d9fb7a20ebc39)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/ammarfaizi2/linux-block/commit/b4eb9ac0feb7aff675a958612c9d2b2052f53690
git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
git fetch --no-tags ammarfaizi2-block dhowells/linux-fs/cifs-for-sfrench
git checkout b4eb9ac0feb7aff675a958612c9d2b2052f53690
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash fs/cifs/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
>> fs/cifs/file.c:2735:36: error: no member named 'max_frmr_depth' in 'struct smbd_connection'
max_pages = server->smbd_conn->max_frmr_depth;
~~~~~~~~~~~~~~~~~ ^
1 error generated.
vim +2735 fs/cifs/file.c
2662
2663 /*
2664 * Write back the locked page and any subsequent non-locked dirty pages.
2665 */
2666 static ssize_t cifs_write_back_from_locked_folio(struct address_space *mapping,
2667 struct writeback_control *wbc,
2668 struct folio *folio,
2669 loff_t start, loff_t end)
2670 {
2671 struct inode *inode = mapping->host;
2672 struct TCP_Server_Info *server;
2673 struct cifs_writedata *wdata;
2674 struct cifs_sb_info *cifs_sb = CIFS_SB(inode->i_sb);
2675 struct cifs_credits credits_on_stack;
2676 struct cifs_credits *credits = &credits_on_stack;
2677 struct cifsFileInfo *cfile = NULL;
2678 unsigned int xid, wsize, len;
2679 loff_t i_size = i_size_read(inode);
2680 size_t max_len;
2681 long count = wbc->nr_to_write;
2682 int rc;
2683
2684 /* The folio should be locked, dirty and not undergoing writeback. */
2685 if (folio_start_writeback(folio))
2686 WARN_ON(1);
2687
2688 count -= folio_nr_pages(folio);
2689 len = folio_size(folio);
2690
2691 xid = get_xid();
2692 server = cifs_pick_channel(cifs_sb_master_tcon(cifs_sb)->ses);
2693
2694 rc = cifs_get_writable_file(CIFS_I(inode), FIND_WR_ANY, &cfile);
2695 if (rc) {
2696 cifs_dbg(VFS, "No writable handle in writepages rc=%d\n", rc);
2697 goto err_xid;
2698 }
2699
2700 rc = server->ops->wait_mtu_credits(server, cifs_sb->ctx->wsize,
2701 &wsize, credits);
2702 if (rc != 0)
2703 goto err_close;
2704
2705 wdata = cifs_writedata_alloc(cifs_writev_complete);
2706 if (!wdata) {
2707 rc = -ENOMEM;
2708 goto err_uncredit;
2709 }
2710
2711 wdata->sync_mode = wbc->sync_mode;
2712 wdata->offset = folio_pos(folio);
2713 wdata->pid = cfile->pid;
2714 wdata->credits = credits_on_stack;
2715 wdata->cfile = cfile;
2716 wdata->server = server;
2717 cfile = NULL;
2718
2719 /* Find all consecutive lockable dirty pages, stopping when we find a
2720 * page that is not immediately lockable, is not dirty or is missing,
2721 * or we reach the end of the range.
2722 */
2723 if (start < i_size) {
2724 /* Trim the write to the EOF; the extra data is ignored. Also
2725 * put an upper limit on the size of a single storedata op.
2726 */
2727 max_len = wsize;
2728 max_len = min_t(unsigned long long, max_len, end - start + 1);
2729 max_len = min_t(unsigned long long, max_len, i_size - start);
2730
2731 if (len < max_len) {
2732 int max_pages = INT_MAX;
2733
2734 if (server->smbd_conn)
> 2735 max_pages = server->smbd_conn->max_frmr_depth;
2736 max_pages -= folio_nr_pages(folio);
2737
2738 if (max_pages > 0)
2739 cifs_extend_writeback(mapping, &count, start,
2740 max_pages, max_len, &len);
2741 }
2742 len = min_t(loff_t, len, max_len);
2743 }
2744
2745 wdata->bytes = len;
2746
2747 /* We now have a contiguous set of dirty pages, each with writeback
2748 * set; the first page is still locked at this point, but all the rest
2749 * have been unlocked.
2750 */
2751 folio_unlock(folio);
2752
2753 if (start < i_size) {
2754 iov_iter_xarray(&wdata->iter, WRITE, &mapping->i_pages, start, len);
2755
2756 rc = adjust_credits(wdata->server, &wdata->credits, wdata->bytes);
2757 if (rc)
2758 goto err_wdata;
2759
2760 if (wdata->cfile->invalidHandle)
2761 rc = -EAGAIN;
2762 else
2763 rc = wdata->server->ops->async_writev(wdata,
2764 cifs_writedata_release);
2765 if (rc >= 0) {
2766 kref_put(&wdata->refcount, cifs_writedata_release);
2767 goto err_close;
2768 }
2769 } else {
2770 /* The dirty region was entirely beyond the EOF. */
2771 cifs_pages_written_back(inode, start, len);
2772 rc = 0;
2773 }
2774
2775 err_wdata:
2776 kref_put(&wdata->refcount, cifs_writedata_release);
2777 err_uncredit:
2778 add_credits_and_wake_if(server, credits, 0);
2779 err_close:
2780 if (cfile)
2781 cifsFileInfo_put(cfile);
2782 err_xid:
2783 free_xid(xid);
2784 if (rc == 0) {
2785 wbc->nr_to_write = count;
2786 } else if (is_retryable_error(rc)) {
2787 cifs_pages_write_redirty(inode, start, len);
2788 } else {
2789 cifs_pages_write_failed(inode, start, len);
2790 mapping_set_error(mapping, rc);
2791 }
2792 /* Indication to update ctime and mtime as close is deferred */
2793 set_bit(CIFS_INO_MODIFIED_ATTR, &CIFS_I(inode)->flags);
2794 return rc;
2795 }
2796
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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