[GIT PULL] fs/9p patches for 6.9 merge window

[Eric Van Hensbergen]

The following changes since commit 6613476e225e090cc9aad49be7fa504e290dd33d:

  Linux 6.8-rc1 (2024-01-21 14:11:32 -0800)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs.git tags/9p-for-6.9

for you to fetch changes up to be57855f505003c5cafff40338d5d0f23b00ba4d:

  fs/9p: fix dups even in uncached mode (2024-01-26 16:46:56 +0000)

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fs/9p changes for the 6.9 merge window

This pull request includes a number of patches
addressing improvements in the cache portions of the 9p
client.

The biggest improvements have to do with fixing handling
of inodes and eliminating duplicate structures and unnecessary
allocation/release of inode structures and many associated
unnecessary protocol traffic.  This also dramatically
reduced code complexity across the code and sets us up to add
proper temporal cache capabilities.

Signed-off-by: Eric Van Hensbergen <ericvh@xxxxxxxxxx>

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Eric Van Hensbergen (8):
      fs/9p: switch vfsmount to use v9fs_get_new_inode
      fs/9p: convert mkdir to use get_new_inode
      fs/9p: remove walk and inode allocation from symlink
      fs/9p: Eliminate redundant non-cache path in mknod
      fs/9p: Eliminate now unused v9fs_get_inode
      fs/9p: rework qid2ino logic
      fs/9p: simplify iget to remove unnecessary paths
      fs/9p: fix dups even in uncached mode

 fs/9p/v9fs.h           |  31 +++++-----------------------
 fs/9p/v9fs_vfs.h       |  11 ++++++----
 fs/9p/vfs_dir.c        |   4 ++--
 fs/9p/vfs_inode.c      | 150 +++++++++++++++++++--------------------------------------------------------------------------------------------------------------------
 fs/9p/vfs_inode_dotl.c | 194 ++++++++++++++++++++++++++++++++-----------------------------------------------------------------------------------------------------------------------------------------------
 fs/9p/vfs_super.c      |  45 +----------------------------------------
 6 files changed, 71 insertions(+), 364 deletions(-)

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