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sparc: hook up execveat system call

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Signed-off-by: David Drysdale <drysdale@google.com>
Acked-by: David S. Miller <davem@davemloft.net>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
David Drysdale
2014-12-12 16:57:39 -08:00
committed by Linus Torvalds
parent c9b26b81af
commit 38351a329d
4 changed files with 15 additions and 1 deletions
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3
arch/sparc/include/uapi/asm/unistd.h
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@@ -415,8 +415,9 @@
#define __NR_getrandom 347 #define __NR_getrandom 347
#define __NR_memfd_create 348 #define __NR_memfd_create 348
#define __NR_bpf 349 #define __NR_bpf 349
#define __NR_execveat 350
#define NR_syscalls 350 #define NR_syscalls 351
/* Bitmask values returned from kern_features system call. */ /* Bitmask values returned from kern_features system call. */
#define KERN_FEATURE_MIXED_MODE_STACK 0x00000001 #define KERN_FEATURE_MIXED_MODE_STACK 0x00000001

10
arch/sparc/kernel/syscalls.S
View File

@@ -6,6 +6,11 @@ sys64_execve:
jmpl %g1, %g0 jmpl %g1, %g0
flushw flushw
sys64_execveat:
set sys_execveat, %g1
jmpl %g1, %g0
flushw
#ifdef CONFIG_COMPAT #ifdef CONFIG_COMPAT
sunos_execv: sunos_execv:
mov %g0, %o2 mov %g0, %o2
@@ -13,6 +18,11 @@ sys32_execve:
set compat_sys_execve, %g1 set compat_sys_execve, %g1
jmpl %g1, %g0 jmpl %g1, %g0
flushw flushw
sys32_execveat:
set compat_sys_execveat, %g1
jmpl %g1, %g0
flushw
#endif #endif
.align 32 .align 32

1
arch/sparc/kernel/systbls_32.S
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@@ -87,3 +87,4 @@ sys_call_table:
/*335*/ .long sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev /*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 /*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 /*345*/ .long sys_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf
/*350*/ .long sys_execveat

2
arch/sparc/kernel/systbls_64.S
View File

@@ -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 .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 /*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 .word sys32_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf
/*350*/ .word sys32_execveat
#endif /* CONFIG_COMPAT */ #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 .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 /*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 .word sys_renameat2, sys_seccomp, sys_getrandom, sys_memfd_create, sys_bpf
/*350*/ .word sys64_execveat