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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-08-11 01:45:10 +0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-10-10 01:18:34 +0400 |
| commit | af22f94ae02ab9dd4fd7fe628c8434a59cc293be (patch) | |
| tree | e3794a90fc0720c33266dfa682e264a4041e7a14 /fs/nfs/dir.c | |
| parent | cd3758e37ddea66fccca7d93c4b601e8a2e51926 (diff) | |
| download | linux-af22f94ae02ab9dd4fd7fe628c8434a59cc293be.tar.xz | |
NFSv4: Simplify _nfs4_do_access()
Currently, _nfs4_do_access() is just a copy of nfs_do_access() with added
conversion of the open flags into an access mask. This patch merges the
duplicate functionality.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/dir.c')
| -rw-r--r-- | fs/nfs/dir.c | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index b332c527d95d..2b5e611352c5 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -1815,7 +1815,7 @@ static struct nfs_access_entry *nfs_access_search_rbtree(struct inode *inode, st return NULL; } -int nfs_access_get_cached(struct inode *inode, struct rpc_cred *cred, struct nfs_access_entry *res) +static int nfs_access_get_cached(struct inode *inode, struct rpc_cred *cred, struct nfs_access_entry *res) { struct nfs_inode *nfsi = NFS_I(inode); struct nfs_access_entry *cache; @@ -1882,7 +1882,7 @@ found: nfs_access_free_entry(entry); } -void nfs_access_add_cache(struct inode *inode, struct nfs_access_entry *set) +static void nfs_access_add_cache(struct inode *inode, struct nfs_access_entry *set) { struct nfs_access_entry *cache = kmalloc(sizeof(*cache), GFP_KERNEL); if (cache == NULL) @@ -1930,6 +1930,24 @@ out: return -EACCES; } +static int nfs_open_permission_mask(int openflags) +{ + int mask = 0; + + if (openflags & FMODE_READ) + mask |= MAY_READ; + if (openflags & FMODE_WRITE) + mask |= MAY_WRITE; + if (openflags & FMODE_EXEC) + mask |= MAY_EXEC; + return mask; +} + +int nfs_may_open(struct inode *inode, struct rpc_cred *cred, int openflags) +{ + return nfs_do_access(inode, cred, nfs_open_permission_mask(openflags)); +} + int nfs_permission(struct inode *inode, int mask, struct nameidata *nd) { struct rpc_cred *cred; |