diff options
Diffstat (limited to 'include/linux/nfs_fs.h')
| -rw-r--r-- | include/linux/nfs_fs.h | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index 5cc91d6381a3..38187c68063d 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * linux/include/linux/nfs_fs.h * @@ -22,6 +23,7 @@ #include <linux/mm.h> #include <linux/pagemap.h> #include <linux/rbtree.h> +#include <linux/refcount.h> #include <linux/rwsem.h> #include <linux/wait.h> @@ -49,14 +51,13 @@ struct nfs_access_entry { struct rb_node rb_node; struct list_head lru; - unsigned long jiffies; struct rpc_cred * cred; __u32 mask; struct rcu_head rcu_head; }; struct nfs_lock_context { - atomic_t count; + refcount_t count; struct list_head list; struct nfs_open_context *open_context; fl_owner_t lockowner; @@ -154,7 +155,7 @@ struct nfs_inode { */ __be32 cookieverf[2]; - unsigned long nrequests; + atomic_long_t nrequests; struct nfs_mds_commit_info commit_info; /* Open contexts for shared mmap writes */ @@ -163,6 +164,7 @@ struct nfs_inode { /* Readers: in-flight sillydelete RPC calls */ /* Writers: rmdir */ struct rw_semaphore rmdir_sem; + struct mutex commit_mutex; #if IS_ENABLED(CONFIG_NFS_V4) struct nfs4_cached_acl *nfs4_acl; @@ -184,6 +186,16 @@ struct nfs_inode { }; /* + * Access bit flags + */ +#define NFS_ACCESS_READ 0x0001 +#define NFS_ACCESS_LOOKUP 0x0002 +#define NFS_ACCESS_MODIFY 0x0004 +#define NFS_ACCESS_EXTEND 0x0008 +#define NFS_ACCESS_DELETE 0x0010 +#define NFS_ACCESS_EXECUTE 0x0020 + +/* * Cache validity bit flags */ #define NFS_INO_INVALID_ATTR 0x0001 /* cached attrs are invalid */ @@ -510,7 +522,7 @@ extern void nfs_commit_free(struct nfs_commit_data *data); static inline int nfs_have_writebacks(struct inode *inode) { - return NFS_I(inode)->nrequests != 0; + return atomic_long_read(&NFS_I(inode)->nrequests) != 0; } /* |