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NFS client updates for Linux 4.10

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Highlights include:
 
 - Further attribute cache improvements to make revalidation more fine grained
 - NFSv4 locking improvements
 
 Bugfixes:
 - nfs4_fl_prepare_ds must be careful about reporting success in files layout
 - pNFS/flexfiles: Instead of marking a device inactive, remove it from the cache
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Merge tag 'nfs-for-4.10-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull more NFS client updates from Trond Myklebust:
 "Highlights include:

   - further attribute cache improvements to make revalidation more fine
     grained

   - NFSv4 locking improvements

  Bugfixes:

   - nfs4_fl_prepare_ds must be careful about reporting success in files
     layout

   - pNFS/flexfiles: Instead of marking a device inactive, remove it
     from the cache"

* tag 'nfs-for-4.10-2' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
  NFSv4: Retry the DELEGRETURN if the embedded GETATTR is rejected with EACCES
  NFS: Retry the CLOSE if the embedded GETATTR is rejected with EACCES
  NFSv4: Place the GETATTR operation before the CLOSE
  NFSv4: Also ask for attributes when downgrading to a READ-only state
  NFS: Don't abuse NFS_INO_REVAL_FORCED in nfs_post_op_update_inode_locked()
  pNFS: Return RW layouts on OPEN_DOWNGRADE
  NFSv4: Add encode/decode of the layoutreturn op in OPEN_DOWNGRADE
  NFS: Don't disconnect open-owner on NFS4ERR_BAD_SEQID
  NFSv4: ensure __nfs4_find_lock_state returns consistent result.
  NFSv4.1: nfs4_fl_prepare_ds must be careful about reporting success.
  pNFS/flexfiles: delete deviceid, don't mark inactive
  NFS: Clean up nfs_attribute_timeout()
  NFS: Remove unused function nfs_revalidate_inode_rcu()
  NFS: Fix and clean up the access cache validity checking
  NFS: Only look at the change attribute cache state in nfs_weak_revalidate()
  NFS: Clean up cache validity checking
  NFS: Don't revalidate the file on close if we hold a delegation
  NFSv4: Don't discard the attributes returned by asynchronous DELEGRETURN
  NFSv4: Update the attribute cache info in update_changeattr
This commit is contained in:
Linus Torvalds 2016-12-21 10:40:30 -08:00
commit bc1ecd626b
12 changed files with 165 additions and 110 deletions
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2
include/linux/nfs_fs.h
View file

@ -340,10 +340,8 @@ extern void nfs_access_add_cache(struct inode *, struct nfs_access_entry *);
extern void nfs_access_set_mask(struct nfs_access_entry *, u32);
extern int nfs_permission(struct inode *, int);
extern int nfs_open(struct inode *, struct file *);
extern int nfs_attribute_timeout(struct inode *inode);
extern int nfs_attribute_cache_expired(struct inode *inode);
extern int nfs_revalidate_inode(struct nfs_server *server, struct inode *inode);
extern int nfs_revalidate_inode_rcu(struct nfs_server *server, struct inode *inode);
extern int __nfs_revalidate_inode(struct nfs_server *, struct inode *);
extern bool nfs_mapping_need_revalidate_inode(struct inode *inode);
extern int nfs_revalidate_mapping(struct inode *inode, struct address_space *mapping);