summaryrefslogtreecommitdiff
path: root/arch/s390
diff options
context:
space:
mode:
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/appldata/appldata_base.c2
-rw-r--r--arch/s390/kernel/compat_signal.c2
-rw-r--r--arch/s390/kernel/compat_wrapper.S42
-rw-r--r--arch/s390/kernel/syscalls.S5
-rw-r--r--arch/s390/kernel/vmlinux.lds.S4
-rw-r--r--arch/s390/mm/extmem.c19
6 files changed, 68 insertions, 6 deletions
diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c
index 54d35c130907..9a22434a580c 100644
--- a/arch/s390/appldata/appldata_base.c
+++ b/arch/s390/appldata/appldata_base.c
@@ -652,7 +652,7 @@ appldata_cpu_notify(struct notifier_block *self,
return NOTIFY_OK;
}
-static struct notifier_block __devinitdata appldata_nb = {
+static struct notifier_block appldata_nb = {
.notifier_call = appldata_cpu_notify,
};
diff --git a/arch/s390/kernel/compat_signal.c b/arch/s390/kernel/compat_signal.c
index 5291b5f8788d..b4c815d8ef75 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 199da68bd7be..ef5b9c44b86b 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/syscalls.S b/arch/s390/kernel/syscalls.S
index 2f56654da821..fc2c0767202b 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 9289face3027..9f34bb54c051 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 */
diff --git a/arch/s390/mm/extmem.c b/arch/s390/mm/extmem.c
index a9566bcab682..9b11e3e20903 100644
--- a/arch/s390/mm/extmem.c
+++ b/arch/s390/mm/extmem.c
@@ -192,6 +192,7 @@ query_segment_type (struct dcss_segment *seg)
diag_cc = dcss_diag (DCSS_SEGEXT, qin, &dummy, &vmrc);
if (diag_cc > 1) {
+ PRINT_WARN ("segment_type: diag returned error %ld\n", vmrc);
rc = dcss_diag_translate_rc (vmrc);
goto out_free;
}
@@ -553,7 +554,7 @@ segment_save(char *name)
int endpfn = 0;
char cmd1[160];
char cmd2[80];
- int i;
+ int i, response;
if (!MACHINE_IS_VM)
return;
@@ -576,8 +577,20 @@ segment_save(char *name)
segtype_string[seg->range[i].start & 0xff]);
}
sprintf(cmd2, "SAVESEG %s", name);
- cpcmd(cmd1, NULL, 0, NULL);
- cpcmd(cmd2, NULL, 0, NULL);
+ response = 0;
+ cpcmd(cmd1, NULL, 0, &response);
+ if (response) {
+ PRINT_ERR("segment_save: DEFSEG failed with response code %i\n",
+ response);
+ goto out;
+ }
+ cpcmd(cmd2, NULL, 0, &response);
+ if (response) {
+ PRINT_ERR("segment_save: SAVESEG failed with response code %i\n",
+ response);
+ goto out;
+ }
+out:
spin_unlock(&dcss_lock);
}