From 553f770ef71b27ee053bd241bef0998a15f43467 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sat, 8 Jul 2017 22:52:47 -0400 Subject: ipc: move compat shmctl to native Signed-off-by: Al Viro --- ipc/util.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'ipc/util.h') diff --git a/ipc/util.h b/ipc/util.h index c692010e6f0a..3a3dfe137bee 100644 --- a/ipc/util.h +++ b/ipc/util.h @@ -191,4 +191,28 @@ int ipcget(struct ipc_namespace *ns, struct ipc_ids *ids, const struct ipc_ops *ops, struct ipc_params *params); void free_ipcs(struct ipc_namespace *ns, struct ipc_ids *ids, void (*free)(struct ipc_namespace *, struct kern_ipc_perm *)); + +#ifdef CONFIG_COMPAT +#include +struct compat_ipc_perm { + key_t key; + __compat_uid_t uid; + __compat_gid_t gid; + __compat_uid_t cuid; + __compat_gid_t cgid; + compat_mode_t mode; + unsigned short seq; +}; + +static inline int compat_ipc_parse_version(int *cmd) +{ +#ifdef CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION + int version = *cmd & IPC_64; + *cmd &= ~IPC_64; + return version; +#else + return IPC_64; +#endif +} +#endif #endif -- cgit v1.2.3-59-g8ed1b