diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h
index bdbeb06dc11ede112de28b09c7608b3d5b0ce23b..a0baa9af54878b5ea4dc95f21701eca55e65c4f0 100644
--- a/arch/arm64/include/asm/unistd.h
+++ b/arch/arm64/include/asm/unistd.h
@@ -14,7 +14,6 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef CONFIG_COMPAT
-#define __ARCH_WANT_COMPAT_SYS_GETDENTS64
#define __ARCH_WANT_COMPAT_STAT64
#define __ARCH_WANT_SYS_GETHOSTNAME
#define __ARCH_WANT_SYS_PAUSE
diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
index c66b51aab1958816e6d137e9ae9dc0dc0378cf7f..ef292160748c82869505c2ba4f58dbde496269de 100644
--- a/arch/arm64/include/asm/unistd32.h
+++ b/arch/arm64/include/asm/unistd32.h
@@ -456,7 +456,7 @@ __SYSCALL(__NR_setfsuid32, sys_setfsuid)
#define __NR_setfsgid32 216
__SYSCALL(__NR_setfsgid32, sys_setfsgid)
#define __NR_getdents64 217
-__SYSCALL(__NR_getdents64, compat_sys_getdents64)
+__SYSCALL(__NR_getdents64, sys_getdents64)
#define __NR_pivot_root 218
__SYSCALL(__NR_pivot_root, sys_pivot_root)
#define __NR_mincore 219
diff --git a/arch/x86/entry/syscalls/syscall_32.tbl b/arch/x86/entry/syscalls/syscall_32.tbl
index 9ba050fe47f30e6eff1d119ed33fa1505b2a661d..b1a63f6f53c0c4fe01b618663fcf677e84bae6b2 100644
--- a/arch/x86/entry/syscalls/syscall_32.tbl
+++ b/arch/x86/entry/syscalls/syscall_32.tbl
@@ -226,7 +226,7 @@
217 i386 pivot_root sys_pivot_root
218 i386 mincore sys_mincore
219 i386 madvise sys_madvise
-220 i386 getdents64 sys_getdents64 compat_sys_getdents64
+220 i386 getdents64 sys_getdents64
221 i386 fcntl64 sys_fcntl64 compat_sys_fcntl64
# 222 is unused
# 223 is unused
diff --git a/arch/x86/include/asm/unistd.h b/arch/x86/include/asm/unistd.h
index 32712a925f26c63f1171b05519be5134867a2c64..1ba1536f627ea1bc7e81bdc106634240c864c04f 100644
--- a/arch/x86/include/asm/unistd.h
+++ b/arch/x86/include/asm/unistd.h
@@ -23,7 +23,6 @@
# include <asm/unistd_64.h>
# include <asm/unistd_64_x32.h>
# define __ARCH_WANT_COMPAT_SYS_TIME
-# define __ARCH_WANT_COMPAT_SYS_GETDENTS64
# define __ARCH_WANT_COMPAT_SYS_PREADV64
# define __ARCH_WANT_COMPAT_SYS_PWRITEV64
# define __ARCH_WANT_COMPAT_SYS_PREADV64V2
diff --git a/fs/compat.c b/fs/compat.c
index c61b506f5bc94ba0dcac0d9a28a7ab1070ac3a66..54e5855e291a447fe5a64acdc90f378eca948ee0 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -907,97 +907,6 @@ COMPAT_SYSCALL_DEFINE3(getdents, unsigned int, fd,
return error;
}
-#ifdef __ARCH_WANT_COMPAT_SYS_GETDENTS64
-
-struct compat_getdents_callback64 {
- struct dir_context ctx;
- struct linux_dirent64 __user *current_dir;
- struct linux_dirent64 __user *previous;
- int count;
- int error;
-};
-
-static int compat_filldir64(struct dir_context *ctx, const char *name,
- int namlen, loff_t offset, u64 ino,
- unsigned int d_type)
-{
- struct linux_dirent64 __user *dirent;
- struct compat_getdents_callback64 *buf =
- container_of(ctx, struct compat_getdents_callback64, ctx);
- int reclen = ALIGN(offsetof(struct linux_dirent64, d_name) + namlen + 1,
- sizeof(u64));
- u64 off;
-
- buf->error = -EINVAL; /* only used if we fail.. */
- if (reclen > buf->count)
- return -EINVAL;
- dirent = buf->previous;
-
- if (dirent) {
- if (signal_pending(current))
- return -EINTR;
- if (__put_user_unaligned(offset, &dirent->d_off))
- goto efault;
- }
- dirent = buf->current_dir;
- if (__put_user_unaligned(ino, &dirent->d_ino))
- goto efault;
- off = 0;
- if (__put_user_unaligned(off, &dirent->d_off))
- goto efault;
- if (__put_user(reclen, &dirent->d_reclen))
- goto efault;
- if (__put_user(d_type, &dirent->d_type))
- goto efault;
- if (copy_to_user(dirent->d_name, name, namlen))
- goto efault;
- if (__put_user(0, dirent->d_name + namlen))
- goto efault;
- buf->previous = dirent;
- dirent = (void __user *)dirent + reclen;
- buf->current_dir = dirent;
- buf->count -= reclen;
- return 0;
-efault:
- buf->error = -EFAULT;
- return -EFAULT;
-}
-
-COMPAT_SYSCALL_DEFINE3(getdents64, unsigned int, fd,
- struct linux_dirent64 __user *, dirent, unsigned int, count)
-{
- struct fd f;
- struct linux_dirent64 __user * lastdirent;
- struct compat_getdents_callback64 buf = {
- .ctx.actor = compat_filldir64,
- .current_dir = dirent,
- .count = count
- };
- int error;
-
- if (!access_ok(VERIFY_WRITE, dirent, count))
- return -EFAULT;
-
- f = fdget_pos(fd);
- if (!f.file)
- return -EBADF;
-
- error = iterate_dir(f.file, &buf.ctx);
- if (error >= 0)
- error = buf.error;
- lastdirent = buf.previous;
- if (lastdirent) {
- typeof(lastdirent->d_off) d_off = buf.ctx.pos;
- if (__put_user_unaligned(d_off, &lastdirent->d_off))
- error = -EFAULT;
- else
- error = count - buf.count;
- }
- fdput_pos(f);
- return error;
-}
-#endif /* __ARCH_WANT_COMPAT_SYS_GETDENTS64 */
-
/*
* Exactly like fs/open.c:sys_open(), except that it doesn't set the
* O_LARGEFILE flag.
diff --git a/include/linux/compat.h b/include/linux/compat.h
index aef47be2a5c1a3fd3ea75161f5bc93627772515c..54d65eb3d1e7769ded6373959c6f7cbbfabfbf57 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -528,11 +528,6 @@ asmlinkage long compat_sys_old_readdir(unsigned int fd,
asmlinkage long compat_sys_getdents(unsigned int fd,
struct compat_linux_dirent __user *dirent,
unsigned int count);
-#ifdef __ARCH_WANT_COMPAT_SYS_GETDENTS64
-asmlinkage long compat_sys_getdents64(unsigned int fd,
- struct linux_dirent64 __user *dirent,
- unsigned int count);
-#endif
asmlinkage long compat_sys_vmsplice(int fd, const struct compat_iovec __user *,
unsigned int nr_segs, unsigned int flags);
asmlinkage long compat_sys_open(const char __user *filename, int flags,
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index a076cf1a3a23be2fbee73dab483e051b37b2370c..061185a5eb51390c68edd38f09ea55284df8ae88 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -194,8 +194,7 @@ __SYSCALL(__NR_quotactl, sys_quotactl)
/* fs/readdir.c */
#define __NR_getdents64 61
-#define __ARCH_WANT_COMPAT_SYS_GETDENTS64
-__SC_COMP(__NR_getdents64, sys_getdents64, compat_sys_getdents64)
+__SYSCALL(__NR_getdents64, sys_getdents64)
/* fs/read_write.c */
#define __NR3264_lseek 62