[GIT PULL] 9p update for 5.11-rc1

[Dominique Martinet <asmadeus@codewreck.org>]

Hi Linus,

here's this cycle's update, finally finished on some very old patches
(originally april 2015!) to allow fixing open-unlink-fgetattr pattern.

Thanks to Eric, Greg and Jianyong for the bulk of the work, and Dan for
static analysis fixes on -next.


The following changes since commit 3cea11cd5e3b00d91caf0b4730194039b45c5891:

  Linux 5.10-rc2 (2020-11-01 14:43:51 -0800)

are available in the Git repository at:

  https://github.com/martinetd/linux tags/9p-for-5.11-rc1

for you to fetch changes up to cfd1d0f524a87b7d6d14b41a14fa4cbe522cf8cc:

  9p: Remove unnecessary IS_ERR() check (2020-12-01 08:19:02 +0100)

----------------------------------------------------------------
9p for 5.11-rc1

- fix long-standing limitation on open-unlink-fop pattern
- add refcount to p9_fid (fixes the above and will allow for more
cleanups and simplifications in the future)

----------------------------------------------------------------
Dan Carpenter (2):
      9p: Uninitialized variable in v9fs_writeback_fid()
      9p: Remove unnecessary IS_ERR() check

Dominique Martinet (2):
      9p: apply review requests for fid refcounting
      9p: Fix writeback fid incorrectly being attached to dentry

Eric Van Hensbergen (1):
      fs/9p: fix create-unlink-getattr idiom

Greg Kurz (2):
      fs/9p: track open fids
      fs/9p: search open fids first

Jianyong Wu (1):
      9p: add refcount to p9_fid struct

 fs/9p/fid.c             | 65  ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-----
 fs/9p/fid.h             | 11 ++++++++++-
 fs/9p/vfs_dentry.c      |  2 ++
 fs/9p/vfs_dir.c         |  6 +++++-
 fs/9p/vfs_file.c        |  7 ++++---
 fs/9p/vfs_inode.c       | 47  ++++++++++++++++++++++++++++++++++++++---------
 fs/9p/vfs_inode_dotl.c  | 35 +++++++++++++++++++++++++++++------
 fs/9p/vfs_super.c       |  1 +
 fs/9p/xattr.c           | 16 +++++++++++++---
 include/net/9p/client.h |  7 +++++++
 net/9p/client.c         | 14 +++++++++-----
 11 files changed, 178 insertions(+), 33 deletions(-)

-- 
Dominique