diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
index 6d95d0c8bf2f47..141f5d2ff1c34f 100644
--- a/arch/arm64/include/asm/unistd32.h
+++ b/arch/arm64/include/asm/unistd32.h
@@ -33,7 +33,7 @@ __SYSCALL(__NR_link, sys_link)
 #define __NR_unlink 10
 __SYSCALL(__NR_unlink, sys_unlink)
 #define __NR_execve 11
-__SYSCALL(__NR_execve, compat_sys_execve)
+__SYSCALL(__NR_execve, sys_execve)
 #define __NR_chdir 12
 __SYSCALL(__NR_chdir, sys_chdir)
 			/* 13 was sys_time */
@@ -785,7 +785,7 @@ __SYSCALL(__NR_memfd_create, sys_memfd_create)
 #define __NR_bpf 386
 __SYSCALL(__NR_bpf, sys_bpf)
 #define __NR_execveat 387
-__SYSCALL(__NR_execveat, compat_sys_execveat)
+__SYSCALL(__NR_execveat, sys_execveat)
 #define __NR_userfaultfd 388
 __SYSCALL(__NR_userfaultfd, sys_userfaultfd)
 #define __NR_membarrier 389
diff --git a/arch/mips/kernel/syscalls/syscall_n32.tbl b/arch/mips/kernel/syscalls/syscall_n32.tbl
index f777141f52568f..e861b5ab7179c9 100644
--- a/arch/mips/kernel/syscalls/syscall_n32.tbl
+++ b/arch/mips/kernel/syscalls/syscall_n32.tbl
@@ -64,7 +64,7 @@
 54	n32	getsockopt			compat_sys_getsockopt
 55	n32	clone				__sys_clone
 56	n32	fork				__sys_fork
-57	n32	execve				compat_sys_execve
+57	n32	execve				sys_execve
 58	n32	exit				sys_exit
 59	n32	wait4				compat_sys_wait4
 60	n32	kill				sys_kill
@@ -328,7 +328,7 @@
 317	n32	getrandom			sys_getrandom
 318	n32	memfd_create			sys_memfd_create
 319	n32	bpf				sys_bpf
-320	n32	execveat			compat_sys_execveat
+320	n32	execveat			sys_execveat
 321	n32	userfaultfd			sys_userfaultfd
 322	n32	membarrier			sys_membarrier
 323	n32	mlock2				sys_mlock2
diff --git a/arch/mips/kernel/syscalls/syscall_o32.tbl b/arch/mips/kernel/syscalls/syscall_o32.tbl
index 13280625d312e9..bba80f74e9968e 100644
--- a/arch/mips/kernel/syscalls/syscall_o32.tbl
+++ b/arch/mips/kernel/syscalls/syscall_o32.tbl
@@ -18,7 +18,7 @@
 8	o32	creat				sys_creat
 9	o32	link				sys_link
 10	o32	unlink				sys_unlink
-11	o32	execve				sys_execve			compat_sys_execve
+11	o32	execve				sys_execve
 12	o32	chdir				sys_chdir
 13	o32	time				sys_time32
 14	o32	mknod				sys_mknod
@@ -367,7 +367,7 @@
 353	o32	getrandom			sys_getrandom
 354	o32	memfd_create			sys_memfd_create
 355	o32	bpf				sys_bpf
-356	o32	execveat			sys_execveat			compat_sys_execveat
+356	o32	execveat			sys_execveat
 357	o32	userfaultfd			sys_userfaultfd
 358	o32	membarrier			sys_membarrier
 359	o32	mlock2				sys_mlock2
diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl
index 5a758fa6ec5242..23fa0d0edf3384 100644
--- a/arch/parisc/kernel/syscalls/syscall.tbl
+++ b/arch/parisc/kernel/syscalls/syscall.tbl
@@ -18,7 +18,7 @@
 8	common	creat			sys_creat
 9	common	link			sys_link
 10	common	unlink			sys_unlink
-11	common	execve			sys_execve			compat_sys_execve
+11	common	execve			sys_execve
 12	common	chdir			sys_chdir
 13	32	time			sys_time32
 13	64	time			sys_time
@@ -385,7 +385,7 @@
 339	common	getrandom		sys_getrandom
 340	common	memfd_create		sys_memfd_create
 341	common	bpf			sys_bpf
-342	common	execveat		sys_execveat			compat_sys_execveat
+342	common	execveat		sys_execveat
 343	common	membarrier		sys_membarrier
 344	common	userfaultfd		sys_userfaultfd
 345	common	mlock2			sys_mlock2
diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl b/arch/powerpc/kernel/syscalls/syscall.tbl
index f833a319082247..c52cdab89dc0ae 100644
--- a/arch/powerpc/kernel/syscalls/syscall.tbl
+++ b/arch/powerpc/kernel/syscalls/syscall.tbl
@@ -20,7 +20,7 @@
 8	common	creat				sys_creat
 9	common	link				sys_link
 10	common	unlink				sys_unlink
-11	nospu	execve				sys_execve			compat_sys_execve
+11	nospu	execve				sys_execve
 12	common	chdir				sys_chdir
 13	32	time				sys_time32
 13	64	time				sys_time
@@ -460,7 +460,7 @@
 359	common	getrandom			sys_getrandom
 360	common	memfd_create			sys_memfd_create
 361	common	bpf				sys_bpf
-362	nospu	execveat			sys_execveat			compat_sys_execveat
+362	nospu	execveat			sys_execveat
 363	32	switch_endian			sys_ni_syscall
 363	64	switch_endian			sys_switch_endian
 363	spu	switch_endian			sys_ni_syscall
diff --git a/arch/s390/kernel/syscalls/syscall.tbl b/arch/s390/kernel/syscalls/syscall.tbl
index bfdcb763395735..bd2275db2026ea 100644
--- a/arch/s390/kernel/syscalls/syscall.tbl
+++ b/arch/s390/kernel/syscalls/syscall.tbl
@@ -18,7 +18,7 @@
 8    common	creat			sys_creat			sys_creat
 9    common	link			sys_link			sys_link
 10   common	unlink			sys_unlink			sys_unlink
-11   common	execve			sys_execve			compat_sys_execve
+11   common	execve			sys_execve			sys_execve
 12   common	chdir			sys_chdir			sys_chdir
 13   32		time			-				sys_time32
 14   common	mknod			sys_mknod			sys_mknod
@@ -361,7 +361,7 @@
 351  common	bpf			sys_bpf				sys_bpf
 352  common	s390_pci_mmio_write	sys_s390_pci_mmio_write		sys_s390_pci_mmio_write
 353  common	s390_pci_mmio_read	sys_s390_pci_mmio_read		sys_s390_pci_mmio_read
-354  common	execveat		sys_execveat			compat_sys_execveat
+354  common	execveat		sys_execveat			sys_execveat
 355  common	userfaultfd		sys_userfaultfd			sys_userfaultfd
 356  common	membarrier		sys_membarrier			sys_membarrier
 357  common	recvmmsg		sys_recvmmsg			compat_sys_recvmmsg_time32
diff --git a/arch/sparc/kernel/syscalls.S b/arch/sparc/kernel/syscalls.S
index db42b4fb370844..70463972152a92 100644
--- a/arch/sparc/kernel/syscalls.S
+++ b/arch/sparc/kernel/syscalls.S
@@ -16,12 +16,12 @@ sys64_execveat:
 sunos_execv:
 	mov	%g0, %o2
 sys32_execve:
-	set	compat_sys_execve, %g1
+	set	sys_execve, %g1
 	jmpl	%g1, %g0
 	 flushw
 
 sys32_execveat:
-	set	compat_sys_execveat, %g1
+	set	sys_execveat, %g1
 	jmpl	%g1, %g0
 	 flushw
 #endif
diff --git a/arch/x86/entry/syscall_x32.c b/arch/x86/entry/syscall_x32.c
index 3d8d70d3896c87..c9f39900a93b96 100644
--- a/arch/x86/entry/syscall_x32.c
+++ b/arch/x86/entry/syscall_x32.c
@@ -8,6 +8,13 @@
 #include <asm/unistd.h>
 #include <asm/syscall.h>
 
+/*
+ * Reuse the 64-bit entry points for the x32 versions that occupy different
+ * slots in the syscall table.
+ */
+#define __x32_sys_execve	__x64_sys_execve
+#define __x32_sys_execveat	__x64_sys_execveat
+
 #define __SYSCALL_64(nr, sym)
 
 #define __SYSCALL_X32(nr, sym) extern long __x32_##sym(const struct pt_regs *);
diff --git a/arch/x86/entry/syscalls/syscall_32.tbl b/arch/x86/entry/syscalls/syscall_32.tbl
index d8f8a1a69ed11f..2b1eccd3f8f697 100644
--- a/arch/x86/entry/syscalls/syscall_32.tbl
+++ b/arch/x86/entry/syscalls/syscall_32.tbl
@@ -22,7 +22,7 @@
 8	i386	creat			sys_creat
 9	i386	link			sys_link
 10	i386	unlink			sys_unlink
-11	i386	execve			sys_execve			compat_sys_execve
+11	i386	execve			sys_execve
 12	i386	chdir			sys_chdir
 13	i386	time			sys_time32
 14	i386	mknod			sys_mknod
@@ -369,7 +369,7 @@
 355	i386	getrandom		sys_getrandom
 356	i386	memfd_create		sys_memfd_create
 357	i386	bpf			sys_bpf
-358	i386	execveat		sys_execveat			compat_sys_execveat
+358	i386	execveat		sys_execveat
 359	i386	socket			sys_socket
 360	i386	socketpair		sys_socketpair
 361	i386	bind			sys_bind
diff --git a/arch/x86/entry/syscalls/syscall_64.tbl b/arch/x86/entry/syscalls/syscall_64.tbl
index 78847b32e1370f..cb3fce6ed63ebf 100644
--- a/arch/x86/entry/syscalls/syscall_64.tbl
+++ b/arch/x86/entry/syscalls/syscall_64.tbl
@@ -375,7 +375,7 @@
 517	x32	recvfrom		compat_sys_recvfrom
 518	x32	sendmsg			compat_sys_sendmsg
 519	x32	recvmsg			compat_sys_recvmsg
-520	x32	execve			compat_sys_execve
+520	x32	execve			sys_execve
 521	x32	ptrace			compat_sys_ptrace
 522	x32	rt_sigpending		compat_sys_rt_sigpending
 523	x32	rt_sigtimedwait		compat_sys_rt_sigtimedwait_time64
@@ -400,6 +400,6 @@
 542	x32	getsockopt		compat_sys_getsockopt
 543	x32	io_setup		compat_sys_io_setup
 544	x32	io_submit		compat_sys_io_submit
-545	x32	execveat		compat_sys_execveat
+545	x32	execveat		sys_execveat
 546	x32	preadv2			compat_sys_preadv64v2
 547	x32	pwritev2		compat_sys_pwritev64v2
diff --git a/fs/exec.c b/fs/exec.c
index 354fdaa536ae7d..4e5db0e35797a5 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -386,47 +386,34 @@ static int bprm_mm_init(struct linux_binprm *bprm)
 	return err;
 }
 
-struct user_arg_ptr {
-#ifdef CONFIG_COMPAT
-	bool is_compat;
-#endif
-	union {
-		const char __user *const __user *native;
-#ifdef CONFIG_COMPAT
-		const compat_uptr_t __user *compat;
-#endif
-	} ptr;
-};
-
-static const char __user *get_user_arg_ptr(struct user_arg_ptr argv, int nr)
+static const char __user *
+get_user_arg_ptr(const char __user *const __user *argv, int nr)
 {
-	const char __user *native;
-
-#ifdef CONFIG_COMPAT
-	if (unlikely(argv.is_compat)) {
+	if (in_compat_syscall()) {
+		const compat_uptr_t __user *compat_argv =
+			compat_ptr((unsigned long)argv);
 		compat_uptr_t compat;
 
-		if (get_user(compat, argv.ptr.compat + nr))
+		if (get_user(compat, compat_argv + nr))
 			return ERR_PTR(-EFAULT);
-
 		return compat_ptr(compat);
-	}
-#endif
-
-	if (get_user(native, argv.ptr.native + nr))
-		return ERR_PTR(-EFAULT);
+	} else {
+		const char __user *native;
 
-	return native;
+		if (get_user(native, argv + nr))
+			return ERR_PTR(-EFAULT);
+		return native;
+	}
 }
 
 /*
  * count() counts the number of strings in array ARGV.
  */
-static int count(struct user_arg_ptr argv, int max)
+static int count(const char __user *const __user *argv, int max)
 {
 	int i = 0;
 
-	if (argv.ptr.native != NULL) {
+	if (argv) {
 		for (;;) {
 			const char __user *p = get_user_arg_ptr(argv, i);
 
@@ -449,7 +436,8 @@ static int count(struct user_arg_ptr argv, int max)
 }
 
 static int prepare_arg_pages(struct linux_binprm *bprm,
-			struct user_arg_ptr argv, struct user_arg_ptr envp)
+		const char __user *const __user *argv,
+		const char __user *const __user *envp)
 {
 	unsigned long limit, ptr_size;
 
@@ -497,7 +485,7 @@ static int prepare_arg_pages(struct linux_binprm *bprm,
  * processes's memory to the new process's stack.  The call to get_user_pages()
  * ensures the destination page is created and not swapped out.
  */
-static int copy_strings(int argc, struct user_arg_ptr argv,
+static int copy_strings(int argc, const char __user *const __user *argv,
 			struct linux_binprm *bprm)
 {
 	struct page *kmapped_page = NULL;
@@ -1815,10 +1803,10 @@ static int exec_binprm(struct linux_binprm *bprm)
 	return 0;
 }
 
-static int __do_execveat(int fd, struct filename *filename,
-			    struct user_arg_ptr argv,
-			    struct user_arg_ptr envp,
-			    int flags, struct file *file)
+int do_execveat(int fd, struct filename *filename,
+		const char __user *const __user *argv,
+		const char __user *const __user *envp,
+		int flags, struct file *file)
 {
 	char *pathbuf = NULL;
 	struct linux_binprm *bprm;
@@ -1969,17 +1957,6 @@ static int __do_execveat(int fd, struct filename *filename,
 	return retval;
 }
 
-int do_execveat(int fd, struct filename *filename,
-		const char __user *const __user *__argv,
-		const char __user *const __user *__envp,
-		int flags, struct file *file)
-{
-	struct user_arg_ptr argv = { .ptr.native = __argv };
-	struct user_arg_ptr envp = { .ptr.native = __envp };
-
-	return __do_execveat(fd, filename, argv, envp, flags, file);
-}
-
 void set_binfmt(struct linux_binfmt *new)
 {
 	struct mm_struct *mm = current->mm;
@@ -2023,41 +2000,3 @@ SYSCALL_DEFINE5(execveat,
 
 	return do_execveat(fd, name, argv, envp, flags, NULL);
 }
-
-#ifdef CONFIG_COMPAT
-static int do_compat_execve(int fd, struct filename *filename,
-		const compat_uptr_t __user *__argv,
-		const compat_uptr_t __user *__envp,
-		int flags)
-{
-	struct user_arg_ptr argv = {
-		.is_compat = true,
-		.ptr.compat = __argv,
-	};
-	struct user_arg_ptr envp = {
-		.is_compat = true,
-		.ptr.compat = __envp,
-	};
-
-	return __do_execveat(fd, filename, argv, envp, flags, NULL);
-}
-
-COMPAT_SYSCALL_DEFINE3(execve, const char __user *, filename,
-	const compat_uptr_t __user *, argv,
-	const compat_uptr_t __user *, envp)
-{
-	return do_compat_execve(AT_FDCWD, getname(filename), argv, envp, 0);
-}
-
-COMPAT_SYSCALL_DEFINE5(execveat, int, fd,
-		       const char __user *, filename,
-		       const compat_uptr_t __user *, argv,
-		       const compat_uptr_t __user *, envp,
-		       int,  flags)
-{
-	int lookup_flags = (flags & AT_EMPTY_PATH) ? LOOKUP_EMPTY : 0;
-	struct filename *name = getname_flags(filename, lookup_flags, NULL);
-
-	return do_compat_execve(fd, name, argv, envp, flags);
-}
-#endif
diff --git a/include/linux/compat.h b/include/linux/compat.h
index e90100c0de72e4..5e8f6a588e0d43 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -752,10 +752,6 @@ asmlinkage long compat_sys_recvmsg(int fd, struct compat_msghdr __user *msg,
 asmlinkage long compat_sys_keyctl(u32 option,
 			      u32 arg2, u32 arg3, u32 arg4, u32 arg5);
 
-/* arch/example/kernel/sys_example.c */
-asmlinkage long compat_sys_execve(const char __user *filename, const compat_uptr_t __user *argv,
-		     const compat_uptr_t __user *envp);
-
 /* mm/fadvise.c: No generic prototype for fadvise64_64 */
 
 /* mm/, CONFIG_MMU only */
@@ -806,9 +802,6 @@ asmlinkage ssize_t compat_sys_process_vm_writev(compat_pid_t pid,
 		const struct compat_iovec __user *lvec,
 		compat_ulong_t liovcnt, const struct compat_iovec __user *rvec,
 		compat_ulong_t riovcnt, compat_ulong_t flags);
-asmlinkage long compat_sys_execveat(int dfd, const char __user *filename,
-		     const compat_uptr_t __user *argv,
-		     const compat_uptr_t __user *envp, int flags);
 asmlinkage ssize_t compat_sys_preadv2(compat_ulong_t fd,
 		const struct compat_iovec __user *vec,
 		compat_ulong_t vlen, u32 pos_low, u32 pos_high, rwf_t flags);
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index f4a01305d9a65c..c639d04a094b8b 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -640,7 +640,7 @@ __SC_COMP(__NR_keyctl, sys_keyctl, compat_sys_keyctl)
 #define __NR_clone 220
 __SYSCALL(__NR_clone, sys_clone)
 #define __NR_execve 221
-__SC_COMP(__NR_execve, sys_execve, compat_sys_execve)
+__SYSCALL(__NR_execve, sys_execve)
 
 #define __NR3264_mmap 222
 __SC_3264(__NR3264_mmap, sys_mmap2, sys_mmap)
@@ -751,7 +751,7 @@ __SYSCALL(__NR_memfd_create, sys_memfd_create)
 #define __NR_bpf 280
 __SYSCALL(__NR_bpf, sys_bpf)
 #define __NR_execveat 281
-__SC_COMP(__NR_execveat, sys_execveat, compat_sys_execveat)
+__SYSCALL(__NR_execveat, sys_execveat)
 #define __NR_userfaultfd 282
 __SYSCALL(__NR_userfaultfd, sys_userfaultfd)
 #define __NR_membarrier 283
diff --git a/tools/include/uapi/asm-generic/unistd.h b/tools/include/uapi/asm-generic/unistd.h
index 3a3201e4618ef8..a6dbc8af8bd577 100644
--- a/tools/include/uapi/asm-generic/unistd.h
+++ b/tools/include/uapi/asm-generic/unistd.h
@@ -640,7 +640,7 @@ __SC_COMP(__NR_keyctl, sys_keyctl, compat_sys_keyctl)
 #define __NR_clone 220
 __SYSCALL(__NR_clone, sys_clone)
 #define __NR_execve 221
-__SC_COMP(__NR_execve, sys_execve, compat_sys_execve)
+__SYSCALL(__NR_execve, sys_execve)
 
 #define __NR3264_mmap 222
 __SC_3264(__NR3264_mmap, sys_mmap2, sys_mmap)
@@ -751,7 +751,7 @@ __SYSCALL(__NR_memfd_create, sys_memfd_create)
 #define __NR_bpf 280
 __SYSCALL(__NR_bpf, sys_bpf)
 #define __NR_execveat 281
-__SC_COMP(__NR_execveat, sys_execveat, compat_sys_execveat)
+__SYSCALL(__NR_execveat, sys_execveat)
 #define __NR_userfaultfd 282
 __SYSCALL(__NR_userfaultfd, sys_userfaultfd)
 #define __NR_membarrier 283
diff --git a/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl b/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl
index 35b61bfc1b1ae9..42bf8b461a0ed6 100644
--- a/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl
+++ b/tools/perf/arch/powerpc/entry/syscalls/syscall.tbl
@@ -18,7 +18,7 @@
 8	common	creat				sys_creat
 9	common	link				sys_link
 10	common	unlink				sys_unlink
-11	nospu	execve				sys_execve			compat_sys_execve
+11	nospu	execve				sys_execve			sys_execve
 12	common	chdir				sys_chdir
 13	32	time				sys_time32
 13	64	time				sys_time
@@ -454,7 +454,7 @@
 359	common	getrandom			sys_getrandom
 360	common	memfd_create			sys_memfd_create
 361	common	bpf				sys_bpf
-362	nospu	execveat			sys_execveat			compat_sys_execveat
+362	nospu	execveat			sys_execveat			sys_execveat
 363	32	switch_endian			sys_ni_syscall
 363	64	switch_endian			ppc_switch_endian
 363	spu	switch_endian			sys_ni_syscall
diff --git a/tools/perf/arch/s390/entry/syscalls/syscall.tbl b/tools/perf/arch/s390/entry/syscalls/syscall.tbl
index b38d48464368dc..f3c16f2d9746ac 100644
--- a/tools/perf/arch/s390/entry/syscalls/syscall.tbl
+++ b/tools/perf/arch/s390/entry/syscalls/syscall.tbl
@@ -18,7 +18,7 @@
 8    common	creat			sys_creat			compat_sys_creat
 9    common	link			sys_link			compat_sys_link
 10   common	unlink			sys_unlink			compat_sys_unlink
-11   common	execve			sys_execve			compat_sys_execve
+11   common	execve			sys_execve			sys_execve
 12   common	chdir			sys_chdir			compat_sys_chdir
 13   32		time			-				compat_sys_time
 14   common	mknod			sys_mknod			compat_sys_mknod
@@ -361,7 +361,7 @@
 351  common	bpf			sys_bpf				compat_sys_bpf
 352  common	s390_pci_mmio_write	sys_s390_pci_mmio_write		compat_sys_s390_pci_mmio_write
 353  common	s390_pci_mmio_read	sys_s390_pci_mmio_read		compat_sys_s390_pci_mmio_read
-354  common	execveat		sys_execveat			compat_sys_execveat
+354  common	execveat		sys_execveat			sys_execveat
 355  common	userfaultfd		sys_userfaultfd			sys_userfaultfd
 356  common	membarrier		sys_membarrier			sys_membarrier
 357  common	recvmmsg		sys_recvmmsg			compat_sys_recvmmsg
diff --git a/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl b/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl
index 37b844f839bc4f..8b88868e622d32 100644
--- a/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl
+++ b/tools/perf/arch/x86/entry/syscalls/syscall_64.tbl
@@ -374,7 +374,7 @@
 517	x32	recvfrom		compat_sys_recvfrom
 518	x32	sendmsg			compat_sys_sendmsg
 519	x32	recvmsg			compat_sys_recvmsg
-520	x32	execve			compat_sys_execve
+520	x32	execve			sys_execve
 521	x32	ptrace			compat_sys_ptrace
 522	x32	rt_sigpending		compat_sys_rt_sigpending
 523	x32	rt_sigtimedwait		compat_sys_rt_sigtimedwait_time64
@@ -399,6 +399,6 @@
 542	x32	getsockopt		compat_sys_getsockopt
 543	x32	io_setup		compat_sys_io_setup
 544	x32	io_submit		compat_sys_io_submit
-545	x32	execveat		compat_sys_execveat
+545	x32	execveat		sys_execveat
 546	x32	preadv2			compat_sys_preadv64v2
 547	x32	pwritev2		compat_sys_pwritev64v2
