syscall_wrappers: move setns()

[mirror_lxc.git] / src / lxc / utils.h

diff --git a/src/lxc/utils.h b/src/lxc/utils.h
index 7bb361cfbeaec9f07b35fc3969b14b3164f4a40c..5e70dec1a1bc05fd8c4f7d724ab380ad5ce6223a 100644 (file)
--- a/src/lxc/utils.h
+++ b/src/lxc/utils.h
@@ -43,10 +43,6 @@
 #include "raw_syscalls.h"
 #include "string_utils.h"
 
-#ifdef HAVE_LINUX_MEMFD_H
-#include <linux/memfd.h>
-#endif
-
 /* returns 1 on success, 0 if there were any failures */
 extern int lxc_rmdir_onedev(const char *path, const char *exclude);
 extern int get_u16(unsigned short *val, const char *arg, int base);
@@ -60,37 +56,6 @@ extern char *get_rundir(void);
 #endif
 #endif
 
-#if !defined(__NR_setns) && !defined(__NR_set_ns)
-       #if defined(__x86_64__)
-               #define __NR_setns 308
-       #elif defined(__i386__)
-               #define __NR_setns 346
-       #elif defined(__arm__)
-               #define __NR_setns 375
-       #elif defined(__aarch64__)
-               #define __NR_setns 375
-       #elif defined(__powerpc__)
-               #define __NR_setns 350
-       #elif defined(__s390__)
-               #define __NR_setns 339
-       #endif
-#endif
-
-/* Define setns() if missing from the C library */
-#ifndef HAVE_SETNS
-static inline int setns(int fd, int nstype)
-{
-#ifdef __NR_setns
-       return syscall(__NR_setns, fd, nstype);
-#elif defined(__NR_set_ns)
-       return syscall(__NR_set_ns, fd, nstype);
-#else
-       errno = ENOSYS;
-       return -1;
-#endif
-}
-#endif
-
 /* Define sethostname() if missing from the C library */
 #ifndef HAVE_SETHOSTNAME
 static inline int sethostname(const char *name, size_t len)
@@ -199,50 +164,6 @@ static inline int signalfd(int fd, const sigset_t *mask, int flags)
 }
 #endif
 
-#ifndef HAVE_MEMFD_CREATE
-static inline int memfd_create(const char *name, unsigned int flags) {
-       #ifndef __NR_memfd_create
-               #if defined __i386__
-                       #define __NR_memfd_create 356
-               #elif defined __x86_64__
-                       #define __NR_memfd_create 319
-               #elif defined __arm__
-                       #define __NR_memfd_create 385
-               #elif defined __aarch64__
-                       #define __NR_memfd_create 279
-               #elif defined __s390__
-                       #define __NR_memfd_create 350
-               #elif defined __powerpc__
-                       #define __NR_memfd_create 360
-               #elif defined __sparc__
-                       #define __NR_memfd_create 348
-               #elif defined __blackfin__
-                       #define __NR_memfd_create 390
-               #elif defined __ia64__
-                       #define __NR_memfd_create 1340
-               #elif defined _MIPS_SIM
-                       #if _MIPS_SIM == _MIPS_SIM_ABI32
-                               #define __NR_memfd_create 4354
-                       #endif
-                       #if _MIPS_SIM == _MIPS_SIM_NABI32
-                               #define __NR_memfd_create 6318
-                       #endif
-                       #if _MIPS_SIM == _MIPS_SIM_ABI64
-                               #define __NR_memfd_create 5314
-                       #endif
-               #endif
-       #endif
-       #ifdef __NR_memfd_create
-       return syscall(__NR_memfd_create, name, flags);
-       #else
-       errno = ENOSYS;
-       return -1;
-       #endif
-}
-#else
-extern int memfd_create(const char *name, unsigned int flags);
-#endif
-
 static inline int lxc_set_cloexec(int fd)
 {
        return fcntl(fd, F_SETFD, FD_CLOEXEC);