diff options
author | Davidlohr Bueso <davidlohr.bueso@hp.com> | 2013-07-19 09:56:55 +1000 |
---|---|---|
committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2013-07-19 09:56:55 +1000 |
commit | 71aee211c5a1a9047f9996919976ec68d426ccd8 (patch) | |
tree | cbc5628872f4942aa2daab7c49ae3edc93496457 /ipc | |
parent | 1eec6135d4e892edbe2ae6c70751ff2c0f1894ff (diff) |
ipc: drop ipcctl_pre_down
Now that sem, msgque and shm, through *_down(), all use the lockless
variant of ipcctl_pre_down(), go ahead and delete it.
Signed-off-by: Davidlohr Bueso <davidlohr.bueso@hp.com>
Tested-by: Sedat Dilek <sedat.dilek@gmail.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Manfred Spraul <manfred@colorfullife.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'ipc')
-rw-r--r-- | ipc/util.c | 21 | ||||
-rw-r--r-- | ipc/util.h | 3 |
2 files changed, 2 insertions, 22 deletions
diff --git a/ipc/util.c b/ipc/util.c index 4704223bfad4..a9523f3b94f9 100644 --- a/ipc/util.c +++ b/ipc/util.c @@ -746,26 +746,10 @@ int ipc_update_perm(struct ipc64_perm *in, struct kern_ipc_perm *out) * It must be called without any lock held and * - retrieves the ipc with the given id in the given table. * - performs some audit and permission check, depending on the given cmd - * - returns the ipc with the ipc lock held in case of success - * or an err-code without any lock held otherwise. + * - returns a pointer to the ipc object or otherwise, the corresponding error. * * Call holding the both the rw_mutex and the rcu read lock. */ -struct kern_ipc_perm *ipcctl_pre_down(struct ipc_namespace *ns, - struct ipc_ids *ids, int id, int cmd, - struct ipc64_perm *perm, int extra_perm) -{ - struct kern_ipc_perm *ipcp; - - ipcp = ipcctl_pre_down_nolock(ns, ids, id, cmd, perm, extra_perm); - if (IS_ERR(ipcp)) - goto out; - - spin_lock(&ipcp->lock); -out: - return ipcp; -} - struct kern_ipc_perm *ipcctl_pre_down_nolock(struct ipc_namespace *ns, struct ipc_ids *ids, int id, int cmd, struct ipc64_perm *perm, int extra_perm) @@ -782,8 +766,7 @@ struct kern_ipc_perm *ipcctl_pre_down_nolock(struct ipc_namespace *ns, audit_ipc_obj(ipcp); if (cmd == IPC_SET) - audit_ipc_set_perm(extra_perm, perm->uid, - perm->gid, perm->mode); + audit_ipc_set_perm(extra_perm, perm->uid, perm->gid, perm->mode); euid = current_euid(); if (uid_eq(euid, ipcp->cuid) || uid_eq(euid, ipcp->uid) || diff --git a/ipc/util.h b/ipc/util.h index b6a6a88f3002..41a6c4d26399 100644 --- a/ipc/util.h +++ b/ipc/util.h @@ -131,9 +131,6 @@ int ipc_update_perm(struct ipc64_perm *in, struct kern_ipc_perm *out); struct kern_ipc_perm *ipcctl_pre_down_nolock(struct ipc_namespace *ns, struct ipc_ids *ids, int id, int cmd, struct ipc64_perm *perm, int extra_perm); -struct kern_ipc_perm *ipcctl_pre_down(struct ipc_namespace *ns, - struct ipc_ids *ids, int id, int cmd, - struct ipc64_perm *perm, int extra_perm); #ifndef CONFIG_ARCH_WANT_IPC_PARSE_VERSION /* On IA-64, we always use the "64-bit version" of the IPC structures. */ |