[PATCH] blackfin: Wire up missing syscalls

From: Chen Gang
Date: Sun Apr 12 2015 - 03:44:42 EST


The related syscalls are below which may cause samples/kdbus building
break in next-20150401 tree, the related information and error:

CALL scripts/checksyscalls.sh
<stdin>:1223:2: warning: #warning syscall kcmp not implemented [-Wcpp]
<stdin>:1226:2: warning: #warning syscall finit_module not implemented [-Wcpp]
<stdin>:1229:2: warning: #warning syscall sched_setattr not implemented [-Wcpp]
<stdin>:1232:2: warning: #warning syscall sched_getattr not implemented [-Wcpp]
<stdin>:1235:2: warning: #warning syscall renameat2 not implemented [-Wcpp]
<stdin>:1238:2: warning: #warning syscall seccomp not implemented [-Wcpp]
<stdin>:1241:2: warning: #warning syscall getrandom not implemented [-Wcpp]
<stdin>:1244:2: warning: #warning syscall memfd_create not implemented [-Wcpp]
<stdin>:1247:2: warning: #warning syscall bpf not implemented [-Wcpp]
<stdin>:1250:2: warning: #warning syscall execveat not implemented [-Wcpp]
[...]
HOSTCC samples/kdbus/kdbus-workers
samples/kdbus/kdbus-workers.c: In function âprime_newâ:
samples/kdbus/kdbus-workers.c:930:18: error: â__NR_memfd_createâ undeclared (first use in this function)
p->fd = syscall(__NR_memfd_create, "prime-area", MFD_CLOEXEC);
^
samples/kdbus/kdbus-workers.c:930:18: note: each undeclared identifier is reported only once for each function it appears in

Signed-off-by: Chen Gang <gang.chen.5i5j@xxxxxxxxx>
---
arch/blackfin/include/uapi/asm/unistd.h | 12 +++++++++++-
arch/blackfin/mach-common/entry.S | 10 ++++++++++
2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/arch/blackfin/include/uapi/asm/unistd.h b/arch/blackfin/include/uapi/asm/unistd.h
index a451164..0cb9078 100644
--- a/arch/blackfin/include/uapi/asm/unistd.h
+++ b/arch/blackfin/include/uapi/asm/unistd.h
@@ -401,8 +401,18 @@
#define __NR_sendmmsg 380
#define __NR_process_vm_readv 381
#define __NR_process_vm_writev 382
+#define __NR_kcmp 383
+#define __NR_finit_module 384
+#define __NR_sched_setattr 385
+#define __NR_sched_getattr 386
+#define __NR_renameat2 387
+#define __NR_seccomp 388
+#define __NR_getrandom 389
+#define __NR_memfd_create 390
+#define __NR_bpf 391
+#define __NR_execveat 392

-#define __NR_syscall 383
+#define __NR_syscall 393 /* For internal using, not implemented */
#define NR_syscalls __NR_syscall

/* Old optional stuff no one actually uses */
diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S
index 86b5a09..5b6c4aa 100644
--- a/arch/blackfin/mach-common/entry.S
+++ b/arch/blackfin/mach-common/entry.S
@@ -1694,6 +1694,16 @@ ENTRY(_sys_call_table)
.long _sys_sendmmsg /* 380 */
.long _sys_process_vm_readv
.long _sys_process_vm_writev
+ .long _sys_kcmp
+ .long _sys_finit_module
+ .long _sys_sched_setattr /* 385 */
+ .long _sys_sched_getattr
+ .long _sys_renameat2
+ .long _sys_seccomp
+ .long _sys_getrandom
+ .long _sys_memfd_create /* 390 */
+ .long _sys_bpf
+ .long _sys_execveat

.rept NR_syscalls-(.-_sys_call_table)/4
.long _sys_ni_syscall
--
1.9.3
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