Update syscall lists for Linux 5.8.

Linux 5.8 has one new syscall, faccessat2.  Update syscall-names.list
and regenerate the arch-syscall.h headers with build-many-glibcs.py
update-syscalls.

Tested with build-many-glibcs.py.

sysdeps/unix/sysv/linux/aarch64/arch-syscall.h

@@ -33,6 +33,7 @@
 #define __NR_exit 93
 #define __NR_exit_group 94
 #define __NR_faccessat 48
+#define __NR_faccessat2 439
 #define __NR_fadvise64 223
 #define __NR_fallocate 47
 #define __NR_fanotify_init 262

sysdeps/unix/sysv/linux/alpha/arch-syscall.h

@@ -45,6 +45,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 405
 #define __NR_faccessat 462
+#define __NR_faccessat2 549
 #define __NR_fadvise64 413
 #define __NR_fallocate 480
 #define __NR_fanotify_init 494

sysdeps/unix/sysv/linux/arc/arch-syscall.h

@@ -37,6 +37,7 @@
 #define __NR_exit 93
 #define __NR_exit_group 94
 #define __NR_faccessat 48
+#define __NR_faccessat2 439
 #define __NR_fadvise64_64 223
 #define __NR_fallocate 47
 #define __NR_fanotify_init 262

sysdeps/unix/sysv/linux/arm/arch-syscall.h

@@ -54,6 +54,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 248
 #define __NR_faccessat 334
+#define __NR_faccessat2 439
 #define __NR_fallocate 352
 #define __NR_fanotify_init 367
 #define __NR_fanotify_mark 368

sysdeps/unix/sysv/linux/csky/arch-syscall.h

@@ -39,6 +39,7 @@
 #define __NR_exit 93
 #define __NR_exit_group 94
 #define __NR_faccessat 48
+#define __NR_faccessat2 439
 #define __NR_fadvise64_64 223
 #define __NR_fallocate 47
 #define __NR_fanotify_init 262

sysdeps/unix/sysv/linux/hppa/arch-syscall.h

@@ -51,6 +51,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 222
 #define __NR_faccessat 287
+#define __NR_faccessat2 439
 #define __NR_fadvise64_64 236
 #define __NR_fallocate 305
 #define __NR_fanotify_init 322

sysdeps/unix/sysv/linux/i386/arch-syscall.h

@@ -55,6 +55,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 252
 #define __NR_faccessat 307
+#define __NR_faccessat2 439
 #define __NR_fadvise64 250
 #define __NR_fadvise64_64 272
 #define __NR_fallocate 324

sysdeps/unix/sysv/linux/ia64/arch-syscall.h

@@ -44,6 +44,7 @@
 #define __NR_exit 1025
 #define __NR_exit_group 1236
 #define __NR_faccessat 1293
+#define __NR_faccessat2 1463
 #define __NR_fadvise64 1234
 #define __NR_fallocate 1303
 #define __NR_fanotify_init 1323

sysdeps/unix/sysv/linux/m68k/arch-syscall.h

@@ -55,6 +55,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 247
 #define __NR_faccessat 300
+#define __NR_faccessat2 439
 #define __NR_fadvise64 246
 #define __NR_fadvise64_64 267
 #define __NR_fallocate 320

sysdeps/unix/sysv/linux/microblaze/arch-syscall.h

@@ -55,6 +55,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 252
 #define __NR_faccessat 307
+#define __NR_faccessat2 439
 #define __NR_fadvise64 250
 #define __NR_fadvise64_64 272
 #define __NR_fallocate 324

sysdeps/unix/sysv/linux/mips/mips32/arch-syscall.h

@@ -56,6 +56,7 @@
 #define __NR_exit 4001
 #define __NR_exit_group 4246
 #define __NR_faccessat 4300
+#define __NR_faccessat2 4439
 #define __NR_fadvise64 4254
 #define __NR_fallocate 4320
 #define __NR_fanotify_init 4336

sysdeps/unix/sysv/linux/mips/mips64/n32/arch-syscall.h

@@ -53,6 +53,7 @@
 #define __NR_exit 6058
 #define __NR_exit_group 6205
 #define __NR_faccessat 6263
+#define __NR_faccessat2 6439
 #define __NR_fadvise64 6216
 #define __NR_fallocate 6283
 #define __NR_fanotify_init 6300

sysdeps/unix/sysv/linux/mips/mips64/n64/arch-syscall.h

@@ -48,6 +48,7 @@
 #define __NR_exit 5058
 #define __NR_exit_group 5205
 #define __NR_faccessat 5259
+#define __NR_faccessat2 5439
 #define __NR_fadvise64 5215
 #define __NR_fallocate 5279
 #define __NR_fanotify_init 5295

sysdeps/unix/sysv/linux/nios2/arch-syscall.h

@@ -38,6 +38,7 @@
 #define __NR_exit 93
 #define __NR_exit_group 94
 #define __NR_faccessat 48
+#define __NR_faccessat2 439
 #define __NR_fadvise64_64 223
 #define __NR_fallocate 47
 #define __NR_fanotify_init 262

sysdeps/unix/sysv/linux/powerpc/powerpc32/arch-syscall.h

@@ -54,6 +54,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 234
 #define __NR_faccessat 298
+#define __NR_faccessat2 439
 #define __NR_fadvise64 233
 #define __NR_fadvise64_64 254
 #define __NR_fallocate 309

sysdeps/unix/sysv/linux/powerpc/powerpc64/arch-syscall.h

@@ -49,6 +49,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 234
 #define __NR_faccessat 298
+#define __NR_faccessat2 439
 #define __NR_fadvise64 233
 #define __NR_fallocate 309
 #define __NR_fanotify_init 323

sysdeps/unix/sysv/linux/riscv/rv64/arch-syscall.h

@@ -33,6 +33,7 @@
 #define __NR_exit 93
 #define __NR_exit_group 94
 #define __NR_faccessat 48
+#define __NR_faccessat2 439
 #define __NR_fadvise64 223
 #define __NR_fallocate 47
 #define __NR_fanotify_init 262

sysdeps/unix/sysv/linux/s390/s390-32/arch-syscall.h

@@ -53,6 +53,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 248
 #define __NR_faccessat 300
+#define __NR_faccessat2 439
 #define __NR_fadvise64 253
 #define __NR_fadvise64_64 264
 #define __NR_fallocate 314

sysdeps/unix/sysv/linux/s390/s390-64/arch-syscall.h

@@ -45,6 +45,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 248
 #define __NR_faccessat 300
+#define __NR_faccessat2 439
 #define __NR_fadvise64 253
 #define __NR_fallocate 314
 #define __NR_fanotify_init 332

sysdeps/unix/sysv/linux/sh/arch-syscall.h

@@ -52,6 +52,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 252
 #define __NR_faccessat 307
+#define __NR_faccessat2 439
 #define __NR_fadvise64 250
 #define __NR_fadvise64_64 272
 #define __NR_fallocate 324

sysdeps/unix/sysv/linux/sparc/sparc32/arch-syscall.h

@@ -54,6 +54,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 188
 #define __NR_faccessat 296
+#define __NR_faccessat2 439
 #define __NR_fadvise64 209
 #define __NR_fadvise64_64 210
 #define __NR_fallocate 314

sysdeps/unix/sysv/linux/sparc/sparc64/arch-syscall.h

@@ -48,6 +48,7 @@
 #define __NR_exit 1
 #define __NR_exit_group 188
 #define __NR_faccessat 296
+#define __NR_faccessat2 439
 #define __NR_fadvise64 209
 #define __NR_fadvise64_64 210
 #define __NR_fallocate 314

sysdeps/unix/sysv/linux/syscall-names.list

@@ -21,8 +21,8 @@
 # This file can list all potential system calls.  The names are only
 # used if the installed kernel headers also provide them.
 
-# The list of system calls is current as of Linux 5.7.
-kernel 5.7
+# The list of system calls is current as of Linux 5.8.
+kernel 5.8
 
 FAST_atomic_update
 FAST_cmpxchg
@@ -105,6 +105,7 @@ execveat
 exit
 exit_group
 faccessat
+faccessat2
 fadvise64
 fadvise64_64
 fallocate

sysdeps/unix/sysv/linux/x86_64/64/arch-syscall.h

@@ -48,6 +48,7 @@
 #define __NR_exit 60
 #define __NR_exit_group 231
 #define __NR_faccessat 269
+#define __NR_faccessat2 439
 #define __NR_fadvise64 221
 #define __NR_fallocate 285
 #define __NR_fanotify_init 300

sysdeps/unix/sysv/linux/x86_64/x32/arch-syscall.h

@@ -44,6 +44,7 @@
 #define __NR_exit 1073741884
 #define __NR_exit_group 1073742055
 #define __NR_faccessat 1073742093
+#define __NR_faccessat2 1073742263
 #define __NR_fadvise64 1073742045
 #define __NR_fallocate 1073742109
 #define __NR_fanotify_init 1073742124