diff options
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/compat_signal.c | 2 | ||||
| -rw-r--r-- | arch/s390/kernel/compat_wrapper.S | 42 | ||||
| -rw-r--r-- | arch/s390/kernel/ptrace.c | 5 | ||||
| -rw-r--r-- | arch/s390/kernel/signal.c | 5 | ||||
| -rw-r--r-- | arch/s390/kernel/syscalls.S | 5 | ||||
| -rw-r--r-- | arch/s390/kernel/vmlinux.lds.S | 4 |
6 files changed, 56 insertions, 7 deletions
diff --git a/arch/s390/kernel/compat_signal.c b/arch/s390/kernel/compat_signal.c index 5291b5f8788..b4c815d8ef7 100644 --- a/arch/s390/kernel/compat_signal.c +++ b/arch/s390/kernel/compat_signal.c @@ -430,7 +430,7 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size) /* This is the X/Open sanctioned signal stack switching. */ if (ka->sa.sa_flags & SA_ONSTACK) { - if (! on_sig_stack(sp)) + if (! sas_ss_flags(sp)) sp = current->sas_ss_sp + current->sas_ss_size; } diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S index 199da68bd7b..ef5b9c44b86 100644 --- a/arch/s390/kernel/compat_wrapper.S +++ b/arch/s390/kernel/compat_wrapper.S @@ -1608,3 +1608,45 @@ compat_sys_ppoll_wrapper: sys_unshare_wrapper: llgfr %r2,%r2 # unsigned long jg sys_unshare + + .globl compat_sys_set_robust_list_wrapper +compat_sys_set_robust_list_wrapper: + llgtr %r2,%r2 # struct compat_robust_list_head * + llgfr %r3,%r3 # size_t + jg compat_sys_set_robust_list + + .globl compat_sys_get_robust_list_wrapper +compat_sys_get_robust_list_wrapper: + lgfr %r2,%r2 # int + llgtr %r3,%r3 # compat_uptr_t_t * + llgtr %r4,%r4 # compat_size_t * + jg compat_sys_get_robust_list + + .globl sys_splice_wrapper +sys_splice_wrapper: + lgfr %r2,%r2 # int + llgtr %r3,%r3 # loff_t * + lgfr %r4,%r4 # int + llgtr %r5,%r5 # loff_t * + llgfr %r6,%r6 # size_t + llgf %r0,164(%r15) # unsigned int + stg %r0,160(%r15) + jg sys_splice + + .globl sys_sync_file_range_wrapper +sys_sync_file_range_wrapper: + lgfr %r2,%r2 # int + sllg %r3,%r3,32 # get high word of 64bit loff_t + or %r3,%r4 # get low word of 64bit loff_t + sllg %r4,%r5,32 # get high word of 64bit loff_t + or %r4,%r6 # get low word of 64bit loff_t + llgf %r5,164(%r15) # unsigned int + jg sys_sync_file_range + + .globl sys_tee_wrapper +sys_tee_wrapper: + lgfr %r2,%r2 # int + lgfr %r3,%r3 # int + llgfr %r4,%r4 # size_t + llgfr %r5,%r5 # unsigned int + jg sys_tee diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c index 37dfe33dab7..8f36504075e 100644 --- a/arch/s390/kernel/ptrace.c +++ b/arch/s390/kernel/ptrace.c @@ -734,7 +734,7 @@ asmlinkage void syscall_trace(struct pt_regs *regs, int entryexit) { if (unlikely(current->audit_context) && entryexit) - audit_syscall_exit(current, AUDITSC_RESULT(regs->gprs[2]), regs->gprs[2]); + audit_syscall_exit(AUDITSC_RESULT(regs->gprs[2]), regs->gprs[2]); if (!test_thread_flag(TIF_SYSCALL_TRACE)) goto out; @@ -761,8 +761,7 @@ syscall_trace(struct pt_regs *regs, int entryexit) } out: if (unlikely(current->audit_context) && !entryexit) - audit_syscall_entry(current, - test_thread_flag(TIF_31BIT)?AUDIT_ARCH_S390:AUDIT_ARCH_S390X, + audit_syscall_entry(test_thread_flag(TIF_31BIT)?AUDIT_ARCH_S390:AUDIT_ARCH_S390X, regs->gprs[2], regs->orig_gpr2, regs->gprs[3], regs->gprs[4], regs->gprs[5]); } diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c index ae1927e48cf..d48cfc726b6 100644 --- a/arch/s390/kernel/signal.c +++ b/arch/s390/kernel/signal.c @@ -358,8 +358,9 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, } else { regs->gprs[14] = (unsigned long) frame->retcode | PSW_ADDR_AMODE; - err |= __put_user(S390_SYSCALL_OPCODE | __NR_rt_sigreturn, - (u16 __user *)(frame->retcode)); + if (__put_user(S390_SYSCALL_OPCODE | __NR_rt_sigreturn, + (u16 __user *)(frame->retcode))) + goto give_sigsegv; } /* Set up backchain. */ diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S index 2f56654da82..fc2c0767202 100644 --- a/arch/s390/kernel/syscalls.S +++ b/arch/s390/kernel/syscalls.S @@ -312,3 +312,8 @@ SYSCALL(sys_faccessat,sys_faccessat,sys_faccessat_wrapper) /* 300 */ SYSCALL(sys_pselect6,sys_pselect6,compat_sys_pselect6_wrapper) SYSCALL(sys_ppoll,sys_ppoll,compat_sys_ppoll_wrapper) SYSCALL(sys_unshare,sys_unshare,sys_unshare_wrapper) +SYSCALL(sys_set_robust_list,sys_set_robust_list,compat_sys_set_robust_list_wrapper) +SYSCALL(sys_get_robust_list,sys_get_robust_list,compat_sys_get_robust_list_wrapper) +SYSCALL(sys_splice,sys_splice,sys_splice_wrapper) +SYSCALL(sys_sync_file_range,sys_sync_file_range,sys_sync_file_range_wrapper) +SYSCALL(sys_tee,sys_tee,sys_tee_wrapper) diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S index 9289face302..9f34bb54c05 100644 --- a/arch/s390/kernel/vmlinux.lds.S +++ b/arch/s390/kernel/vmlinux.lds.S @@ -58,9 +58,11 @@ SECTIONS . = ALIGN(4096); .data.page_aligned : { *(.data.idt) } - . = ALIGN(32); + . = ALIGN(256); .data.cacheline_aligned : { *(.data.cacheline_aligned) } + . = ALIGN(256); + .data.read_mostly : { *(.data.read_mostly) } _edata = .; /* End of data section */ . = ALIGN(8192); /* init_task */ |