diff options
author | Al Viro <viro@zeniv.linux.org.uk> | 2014-11-01 00:37:32 -0400 |
---|---|---|
committer | Al Viro <viro@zeniv.linux.org.uk> | 2014-12-04 14:34:17 -0500 |
commit | 64964528b24ea390824f0e5ce9d34b8d39b28cde (patch) | |
tree | 2de66d75468ad4ddecc7e175f86f1dbaae47ea9a /fs | |
parent | 3c0411846118a578de3a979faf2da3ab5fb81179 (diff) | |
download | op-kernel-dev-64964528b24ea390824f0e5ce9d34b8d39b28cde.zip op-kernel-dev-64964528b24ea390824f0e5ce9d34b8d39b28cde.tar.gz |
make proc_ns_operations work with struct ns_common * instead of void *
We can do that now. And kill ->inum(), while we are at it - all instances
are identical.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/namespace.c | 13 | ||||
-rw-r--r-- | fs/proc/inode.c | 2 | ||||
-rw-r--r-- | fs/proc/namespaces.c | 8 |
3 files changed, 8 insertions, 15 deletions
diff --git a/fs/namespace.c b/fs/namespace.c index 5c21fda..b9c16c3 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -3149,7 +3149,7 @@ found: return visible; } -static void *mntns_get(struct task_struct *task) +static struct ns_common *mntns_get(struct task_struct *task) { struct ns_common *ns = NULL; struct nsproxy *nsproxy; @@ -3165,12 +3165,12 @@ static void *mntns_get(struct task_struct *task) return ns; } -static void mntns_put(void *ns) +static void mntns_put(struct ns_common *ns) { put_mnt_ns(to_mnt_ns(ns)); } -static int mntns_install(struct nsproxy *nsproxy, void *ns) +static int mntns_install(struct nsproxy *nsproxy, struct ns_common *ns) { struct fs_struct *fs = current->fs; struct mnt_namespace *mnt_ns = to_mnt_ns(ns); @@ -3203,17 +3203,10 @@ static int mntns_install(struct nsproxy *nsproxy, void *ns) return 0; } -static unsigned int mntns_inum(void *ns) -{ - struct ns_common *p = ns; - return p->inum; -} - const struct proc_ns_operations mntns_operations = { .name = "mnt", .type = CLONE_NEWNS, .get = mntns_get, .put = mntns_put, .install = mntns_install, - .inum = mntns_inum, }; diff --git a/fs/proc/inode.c b/fs/proc/inode.c index 333080d..43b703c 100644 --- a/fs/proc/inode.c +++ b/fs/proc/inode.c @@ -33,7 +33,7 @@ static void proc_evict_inode(struct inode *inode) struct proc_dir_entry *de; struct ctl_table_header *head; const struct proc_ns_operations *ns_ops; - void *ns; + struct ns_common *ns; truncate_inode_pages_final(&inode->i_data); clear_inode(inode); diff --git a/fs/proc/namespaces.c b/fs/proc/namespaces.c index 8902609..995e8e9 100644 --- a/fs/proc/namespaces.c +++ b/fs/proc/namespaces.c @@ -64,7 +64,7 @@ static struct dentry *proc_ns_get_dentry(struct super_block *sb, struct inode *inode; struct proc_inode *ei; struct qstr qname = { .name = "", }; - void *ns; + struct ns_common *ns; ns = ns_ops->get(task); if (!ns) @@ -76,7 +76,7 @@ static struct dentry *proc_ns_get_dentry(struct super_block *sb, return ERR_PTR(-ENOMEM); } - inode = iget_locked(sb, ns_ops->inum(ns)); + inode = iget_locked(sb, ns->inum); if (!inode) { dput(dentry); ns_ops->put(ns); @@ -144,7 +144,7 @@ static int proc_ns_readlink(struct dentry *dentry, char __user *buffer, int bufl struct proc_inode *ei = PROC_I(inode); const struct proc_ns_operations *ns_ops = ei->ns.ns_ops; struct task_struct *task; - void *ns; + struct ns_common *ns; char name[50]; int res = -EACCES; @@ -160,7 +160,7 @@ static int proc_ns_readlink(struct dentry *dentry, char __user *buffer, int bufl if (!ns) goto out_put_task; - snprintf(name, sizeof(name), "%s:[%u]", ns_ops->name, ns_ops->inum(ns)); + snprintf(name, sizeof(name), "%s:[%u]", ns_ops->name, ns->inum); res = readlink_copy(buffer, buflen, name); ns_ops->put(ns); out_put_task: |