• Linus Torvalds's avatar
    Merge tag 'nfs-for-3.12-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs · bf97293e
    Linus Torvalds authored
    Pull NFS client updates from Trond Myklebust:
     "Highlights include:
    
       - Fix NFSv4 recovery so that it doesn't recover lost locks in cases
         such as lease loss due to a network partition, where doing so may
         result in data corruption.  Add a kernel parameter to control
         choice of legacy behaviour or not.
       - Performance improvements when 2 processes are writing to the same
         file.
       - Flush data to disk when an RPCSEC_GSS session timeout is imminent.
       - Implement NFSv4.1 SP4_MACH_CRED state protection to prevent other
         NFS clients from being able to manipulate our lease and file
         locking state.
       - Allow sharing of RPCSEC_GSS caches between different rpc clients.
       - Fix the broken NFSv4 security auto-negotiation between client and
         server.
       - Fix rmdir() to wait for outstanding sillyrename unlinks to complete
       - Add a tracepoint framework for debugging NFSv4 state recovery
         issues.
       - Add tracing to the generic NFS layer.
       - Add tracing for the SUNRPC socket connection state.
       - Clean up the rpc_pipefs mount/umount event management.
       - Merge more patches from Chuck in preparation for NFSv4 migration
         support"
    
    * tag 'nfs-for-3.12-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: (107 commits)
      NFSv4: use mach cred for SECINFO_NO_NAME w/ integrity
      NFS: nfs_compare_super shouldn't check the auth flavour unless 'sec=' was set
      NFSv4: Allow security autonegotiation for submounts
      NFSv4: Disallow security negotiation for lookups when 'sec=' is specified
      NFSv4: Fix security auto-negotiation
      NFS: Clean up nfs_parse_security_flavors()
      NFS: Clean up the auth flavour array mess
      NFSv4.1 Use MDS auth flavor for data server connection
      NFS: Don't check lock owner compatability unless file is locked (part 2)
      NFS: Don't check lock owner compatibility in writes unless file is locked
      nfs4: Map NFS4ERR_WRONG_CRED to EPERM
      nfs4.1: Add SP4_MACH_CRED write and commit support
      nfs4.1: Add SP4_MACH_CRED stateid support
      nfs4.1: Add SP4_MACH_CRED secinfo support
      nfs4.1: Add SP4_MACH_CRED cleanup support
      nfs4.1: Add state protection handler
      nfs4.1: Minimal SP4_MACH_CRED implementation
      SUNRPC: Replace pointer values with task->tk_pid and rpc_clnt->cl_clid
      SUNRPC: Add an identifier for struct rpc_clnt
      SUNRPC: Ensure rpc_task->tk_pid is available for tracepoints
      ...
    bf97293e
dir.c 58.8 KB