nfs: handle multiple reqs in nfs_wb_page_cancel

Use nfs_lock_and_join_requests to merge all subrequests into the head request -
this cancels and dereferences all subrequests.

Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Weston Andros Adamson 2014-07-11 10:20:49 -04:00 • committed by Trond Myklebust
commit 3e2170451e