On Fri, 09 Jul 2021, Chuck Lever wrote:

In this version of the series, each nfsd thread never accrues more
than 16 pages. We can easily make that larger or smaller, but 16
already reduces the rate of put_pages() calls to a minute fraction
of what it was, and does not consume much additional space in struct
svc_rqst.

Comments welcome!

Very nice.  Does "1/16" really count as "minute"? Or did I miss
something and it is actually a smaller fraction?
Either way: excellent work.

Reviewed-by: NeilBrown <redacted>

NeilBrown

---

Chuck Lever (3):
      NFSD: Clean up splice actor
      SUNRPC: Add svc_rqst_replace_page() API
      NFSD: Batch release pages during splice read


 fs/nfsd/vfs.c              | 20 +++++---------------
 include/linux/sunrpc/svc.h |  5 +++++
 net/sunrpc/svc.c           | 29 +++++++++++++++++++++++++++++
 3 files changed, 39 insertions(+), 15 deletions(-)

--
Chuck Lever