6 files changed, 5 insertions, 28 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/kernel-features.h b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
index 4a5d029c1d..81f6c3633a 100644
--- a/sysdeps/unix/sysv/linux/alpha/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
@@ -49,7 +49,6 @@
 /* Support for copy_file_range, statx was added in kernel 4.13.  */
 #if __LINUX_KERNEL_VERSION < 0x040D00
 # undef __ASSUME_MLOCK2
-# undef __ASSUME_COPY_FILE_RANGE
 # undef __ASSUME_STATX
 #endif
 
diff --git a/sysdeps/unix/sysv/linux/arm/kernel-features.h b/sysdeps/unix/sysv/linux/arm/kernel-features.h
index 2d2d355844..4220adff37 100644
--- a/sysdeps/unix/sysv/linux/arm/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/arm/kernel-features.h
@@ -45,7 +45,6 @@
    present in 32-bit kernels from 4.4 and 4.5 respectively.  */
 #if __LINUX_KERNEL_VERSION < 0x040700
 # undef __ASSUME_MLOCK2
-# undef __ASSUME_COPY_FILE_RANGE
 #endif
 
 #undef __ASSUME_CLONE_DEFAULT
diff --git a/sysdeps/unix/sysv/linux/copy_file_range.c b/sysdeps/unix/sysv/linux/copy_file_range.c
index 70961007a5..e950db3bf5 100644
--- a/sysdeps/unix/sysv/linux/copy_file_range.c
+++ b/sysdeps/unix/sysv/linux/copy_file_range.c
@@ -20,27 +20,16 @@
 #include <sysdep-cancel.h>
 #include <unistd.h>
 
-/* Include the fallback implementation.  */
-#ifndef __ASSUME_COPY_FILE_RANGE
-#define COPY_FILE_RANGE_DECL static
-#define COPY_FILE_RANGE copy_file_range_compat
-#include <io/copy_file_range-compat.c>
-#endif
-
 ssize_t
 copy_file_range (int infd, __off64_t *pinoff,
                  int outfd, __off64_t *poutoff,
                  size_t length, unsigned int flags)
 {
 #ifdef __NR_copy_file_range
-  ssize_t ret = SYSCALL_CANCEL (copy_file_range, infd, pinoff, outfd, poutoff,
-                                length, flags);
-# ifndef __ASSUME_COPY_FILE_RANGE
-  if (ret == -1 && errno == ENOSYS)
-    ret = copy_file_range_compat (infd, pinoff, outfd, poutoff, length, flags);
-# endif
-  return ret;
-#else  /* !__NR_copy_file_range */
-  return copy_file_range_compat (infd, pinoff, outfd, poutoff, length, flags);
+  return SYSCALL_CANCEL (copy_file_range, infd, pinoff, outfd, poutoff,
+                         length, flags);
+#else
+  __set_errno (ENOSYS);
+  return -1;
 #endif
 }
diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h
index bc5c959f58..1518bb5228 100644
--- a/sysdeps/unix/sysv/linux/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/kernel-features.h
@@ -100,10 +100,6 @@
 # define __ASSUME_MLOCK2 1
 #endif
 
-#if __LINUX_KERNEL_VERSION >= 0x040500
-# define __ASSUME_COPY_FILE_RANGE 1
-#endif
-
 /* Support for statx was added in kernel 4.11.  */
 #if __LINUX_KERNEL_VERSION >= 0x040B00
 # define __ASSUME_STATX 1
diff --git a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
index 8df19400af..a787409295 100644
--- a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h
@@ -60,11 +60,6 @@
 # undef __ASSUME_MLOCK2
 #endif
 
-/* Support for the copy_file_range syscall was added in 4.10.  */
-#if __LINUX_KERNEL_VERSION < 0x040A00
-# undef __ASSUME_COPY_FILE_RANGE
-#endif
-
 /* Support for statx was added in kernel 4.12.  */
 #if __LINUX_KERNEL_VERSION < 0X040C00
 # undef __ASSUME_STATX
diff --git a/sysdeps/unix/sysv/linux/sh/kernel-features.h b/sysdeps/unix/sysv/linux/sh/kernel-features.h
index b11a5cb544..0f287fbf85 100644
--- a/sysdeps/unix/sysv/linux/sh/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/sh/kernel-features.h
@@ -49,7 +49,6 @@
 # undef __ASSUME_RENAMEAT2
 # undef __ASSUME_EXECVEAT
 # undef __ASSUME_MLOCK2
-# undef __ASSUME_COPY_FILE_RANGE
 #endif
 
 /* sh does not support the statx system call before 5.1.  */