add pidfd_open syscall number from linux v5.3

see

  linux commit 7615d9e1780e26e0178c93c55b73309a5dc093d7
  arch: wire-up pidfd_open()

  linux commit 32fcb426ec001cb6d5a4a195091a8486ea77e2df
  pid: add pidfd_open()

arch/aarch64/bits/syscall.h.in

@@ -287,4 +287,5 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434
 

arch/arm/bits/syscall.h.in

@@ -387,6 +387,7 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434
 
 #define __ARM_NR_breakpoint	0x0f0001
 #define __ARM_NR_cacheflush	0x0f0002

arch/i386/bits/syscall.h.in

@@ -424,4 +424,5 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434
 

arch/m68k/bits/syscall.h.in

@@ -404,3 +404,4 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434

arch/microblaze/bits/syscall.h.in

@@ -425,4 +425,5 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434
 

arch/mips/bits/syscall.h.in

@@ -406,4 +406,5 @@
 #define __NR_fsconfig		4431
 #define __NR_fsmount		4432
 #define __NR_fspick		4433
+#define __NR_pidfd_open		4434
 

arch/mips64/bits/syscall.h.in

@@ -336,4 +336,5 @@
 #define __NR_fsconfig		5431
 #define __NR_fsmount		5432
 #define __NR_fspick		5433
+#define __NR_pidfd_open		5434
 

arch/mipsn32/bits/syscall.h.in

@@ -360,4 +360,5 @@
 #define __NR_fsconfig		6431
 #define __NR_fsmount		6432
 #define __NR_fspick		6433
+#define __NR_pidfd_open		6434
 

arch/or1k/bits/syscall.h.in

@@ -309,4 +309,5 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434
 

arch/powerpc/bits/syscall.h.in

@@ -413,4 +413,5 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434
 

arch/powerpc64/bits/syscall.h.in

@@ -385,4 +385,5 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434
 

arch/riscv64/bits/syscall.h.in

@@ -287,6 +287,7 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434
 
 #define __NR_sysriscv __NR_arch_specific_syscall
 #define __NR_riscv_flush_icache (__NR_sysriscv + 15)

arch/s390x/bits/syscall.h.in

@@ -350,4 +350,5 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434
 

arch/sh/bits/syscall.h.in

@@ -397,4 +397,5 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434
 

arch/x32/bits/syscall.h.in

@@ -296,6 +296,7 @@
 #define __NR_fsconfig		(0x40000000 + 431)
 #define __NR_fsmount		(0x40000000 + 432)
 #define __NR_fspick		(0x40000000 + 433)
+#define __NR_pidfd_open		(0x40000000 + 434)
 
 #define __NR_rt_sigaction (0x40000000 + 512)
 #define __NR_rt_sigreturn (0x40000000 + 513)

arch/x86_64/bits/syscall.h.in

@@ -343,4 +343,5 @@
 #define __NR_fsconfig		431
 #define __NR_fsmount		432
 #define __NR_fspick		433
+#define __NR_pidfd_open		434