[PATCHv10 4/5] sparc: Hook up execveat system call.

[David Drysdale]

Signed-off-by: David Drysdale <drysdale@xxxxxxxxxx>
---
 arch/sparc/include/uapi/asm/unistd.h |  3 ++-
 arch/sparc/kernel/syscalls.S         | 10 ++++++++++
 arch/sparc/kernel/systbls_32.S       |  1 +
 arch/sparc/kernel/systbls_64.S       |  2 ++
 4 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/arch/sparc/include/uapi/asm/unistd.h b/arch/sparc/include/uapi/asm/unistd.h
index 46d83842eddc..6f35f4df17f2 100644
--- a/arch/sparc/include/uapi/asm/unistd.h
+++ b/arch/sparc/include/uapi/asm/unistd.h
@@ -415,8 +415,9 @@
 #define __NR_getrandom		347
 #define __NR_memfd_create	348
 #define __NR_bpf		349
+#define __NR_execveat		350
 
-#define NR_syscalls		350
+#define NR_syscalls		351
 
 /* Bitmask values returned from kern_features system call.  */
 #define KERN_FEATURE_MIXED_MODE_STACK	0x00000001
diff --git a/arch/sparc/kernel/syscalls.S b/arch/sparc/kernel/syscalls.S
index 33a17e7b3ccd..bb0008927598 100644
--- a/arch/sparc/kernel/syscalls.S
+++ b/arch/sparc/kernel/syscalls.S
@@ -6,6 +6,11 @@ sys64_execve:
 	jmpl	%g1, %g0
 	 flushw
 
+sys64_execveat:
+	set	sys_execveat, %g1
+	jmpl	%g1, %g0
+	 flushw
+
 #ifdef CONFIG_COMPAT
 sunos_execv:
 	mov	%g0, %o2
@@ -13,6 +18,11 @@ sys32_execve:
 	set	compat_sys_execve, %g1
 	jmpl	%g1, %g0
 	 flushw
+
+sys32_execveat:
+	set	compat_sys_execveat, %g1
+	jmpl	%g1, %g0
+	 flushw
 #endif
 
 	.align	32
diff --git a/arch/sparc/kernel/systbls_32.S b/arch/sparc/kernel/systbls_32.S
index ad0cdf497b78..e31a9056a303 100644
--- a/arch/sparc/kernel/systbls_32.S
+++ b/arch/sparc/kernel/systbls_32.S
@@ -87,3 +87,4 @@ sys_call_table:
 /*335*/	.long sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev
 /*340*/	.long sys_ni_syscall, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr
 /*345*/	.long sys_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf
+/*350*/	.long sys_execveat
diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S
index 580cde9370c9..d72f76ae70eb 100644
--- a/arch/sparc/kernel/systbls_64.S
+++ b/arch/sparc/kernel/systbls_64.S
@@ -88,6 +88,7 @@ sys_call_table32:
 	.word sys_syncfs, compat_sys_sendmmsg, sys_setns, compat_sys_process_vm_readv, compat_sys_process_vm_writev
 /*340*/	.word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr
 	.word sys32_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf
+/*350*/	.word sys32_execveat
 
 #endif /* CONFIG_COMPAT */
 
@@ -167,3 +168,4 @@ sys_call_table:
 	.word sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev
 /*340*/	.word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr
 	.word sys_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf
+/*350*/	.word sys64_execveat
-- 
2.1.0.rc2.206.gedb03e5

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