Commit 9ccc2362 authored by Linus Torvalds's avatar Linus Torvalds

Merge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6

* 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6:
  [S390] cio: Register/unregister subchannels only from kslowcrw.
  [S390] Add missing die_notifier() call to die().
  [S390] Fix memory detection.
  [S390] Explicitly code allocpercpu calls in iucv
  [S390] Dont overwrite lowcores on smp_send_stop().
  [S390] Optimize storage key handling for anonymous pages
  [S390] Fix kernel preemption.
  [S390] appldata: remove unused binary sysctls.
  [S390] cmm: remove unused binary sysctls.
  [S390] Fix irq tracing and lockdep_sys_exit calls.
  [S390] magic sysrq: check for in_atomic before doing an console_unblank
  [S390] cio: change device sense procedure to work with pav aliases
parents da457d4b c5d4a999
......@@ -45,7 +45,6 @@ struct appldata_ops {
int active; /* monitoring status */
/* fill in from here */
unsigned int ctl_nr; /* sysctl ID */
char name[APPLDATA_PROC_NAME_LENGTH]; /* name of /proc fs node */
unsigned char record_nr; /* Record Nr. for Product ID */
void (*callback)(void *data); /* callback function */
......
......@@ -53,29 +53,26 @@ static int appldata_interval_handler(ctl_table *ctl, int write,
static struct ctl_table_header *appldata_sysctl_header;
static struct ctl_table appldata_table[] = {
{
.ctl_name = CTL_APPLDATA_TIMER,
.procname = "timer",
.mode = S_IRUGO | S_IWUSR,
.proc_handler = &appldata_timer_handler,
},
{
.ctl_name = CTL_APPLDATA_INTERVAL,
.procname = "interval",
.mode = S_IRUGO | S_IWUSR,
.proc_handler = &appldata_interval_handler,
},
{ .ctl_name = 0 }
{ },
};
static struct ctl_table appldata_dir_table[] = {
{
.ctl_name = CTL_APPLDATA,
.procname = appldata_proc_name,
.maxlen = 0,
.mode = S_IRUGO | S_IXUGO,
.child = appldata_table,
},
{ .ctl_name = 0 }
{ },
};
/*
......@@ -441,75 +438,38 @@ out:
*/
int appldata_register_ops(struct appldata_ops *ops)
{
struct list_head *lh;
struct appldata_ops *tmp_ops;
int i;
i = 0;
if ((ops->size > APPLDATA_MAX_REC_SIZE) || (ops->size < 0))
return -EINVAL;
if ((ops->size > APPLDATA_MAX_REC_SIZE) ||
(ops->size < 0)){
P_ERROR("Invalid size of %s record = %i, maximum = %i!\n",
ops->name, ops->size, APPLDATA_MAX_REC_SIZE);
return -ENOMEM;
}
if ((ops->ctl_nr == CTL_APPLDATA) ||
(ops->ctl_nr == CTL_APPLDATA_TIMER) ||
(ops->ctl_nr == CTL_APPLDATA_INTERVAL)) {
P_ERROR("ctl_nr %i already in use!\n", ops->ctl_nr);
return -EBUSY;
}
ops->ctl_table = kzalloc(4*sizeof(struct ctl_table), GFP_KERNEL);
if (ops->ctl_table == NULL) {
P_ERROR("Not enough memory for %s ctl_table!\n", ops->name);
ops->ctl_table = kzalloc(4 * sizeof(struct ctl_table), GFP_KERNEL);
if (!ops->ctl_table)
return -ENOMEM;
}
spin_lock(&appldata_ops_lock);
list_for_each(lh, &appldata_ops_list) {
tmp_ops = list_entry(lh, struct appldata_ops, list);
P_DEBUG("register_ops loop: %i) name = %s, ctl = %i\n",
++i, tmp_ops->name, tmp_ops->ctl_nr);
P_DEBUG("Comparing %s (ctl %i) with %s (ctl %i)\n",
tmp_ops->name, tmp_ops->ctl_nr, ops->name,
ops->ctl_nr);
if (strncmp(tmp_ops->name, ops->name,
APPLDATA_PROC_NAME_LENGTH) == 0) {
P_ERROR("Name \"%s\" already registered!\n", ops->name);
kfree(ops->ctl_table);
spin_unlock(&appldata_ops_lock);
return -EBUSY;
}
if (tmp_ops->ctl_nr == ops->ctl_nr) {
P_ERROR("ctl_nr %i already registered!\n", ops->ctl_nr);
kfree(ops->ctl_table);
spin_unlock(&appldata_ops_lock);
return -EBUSY;
}
}
list_add(&ops->list, &appldata_ops_list);
spin_unlock(&appldata_ops_lock);
ops->ctl_table[0].ctl_name = CTL_APPLDATA;
ops->ctl_table[0].procname = appldata_proc_name;
ops->ctl_table[0].maxlen = 0;
ops->ctl_table[0].mode = S_IRUGO | S_IXUGO;
ops->ctl_table[0].child = &ops->ctl_table[2];
ops->ctl_table[1].ctl_name = 0;
ops->ctl_table[2].ctl_name = ops->ctl_nr;
ops->ctl_table[2].procname = ops->name;
ops->ctl_table[2].mode = S_IRUGO | S_IWUSR;
ops->ctl_table[2].proc_handler = appldata_generic_handler;
ops->ctl_table[2].data = ops;
ops->ctl_table[3].ctl_name = 0;
ops->sysctl_header = register_sysctl_table(ops->ctl_table);
if (!ops->sysctl_header)
goto out;
P_INFO("%s-ops registered!\n", ops->name);
return 0;
out:
spin_lock(&appldata_ops_lock);
list_del(&ops->list);
spin_unlock(&appldata_ops_lock);
kfree(ops->ctl_table);
return -ENOMEM;
}
/*
......@@ -519,15 +479,11 @@ int appldata_register_ops(struct appldata_ops *ops)
*/
void appldata_unregister_ops(struct appldata_ops *ops)
{
void *table;
spin_lock(&appldata_ops_lock);
list_del(&ops->list);
/* at that point any incoming access will fail */
table = ops->ctl_table;
ops->ctl_table = NULL;
spin_unlock(&appldata_ops_lock);
unregister_sysctl_table(ops->sysctl_header);
kfree(table);
kfree(ops->ctl_table);
P_INFO("%s-ops unregistered!\n", ops->name);
}
/********************** module-ops management <END> **************************/
......
......@@ -147,7 +147,6 @@ static void appldata_get_mem_data(void *data)
static struct appldata_ops ops = {
.ctl_nr = CTL_APPLDATA_MEM,
.name = "mem",
.record_nr = APPLDATA_RECORD_MEM_ID,
.size = sizeof(struct appldata_mem_data),
......
......@@ -142,7 +142,6 @@ static void appldata_get_net_sum_data(void *data)
static struct appldata_ops ops = {
.ctl_nr = CTL_APPLDATA_NET_SUM,
.name = "net_sum",
.record_nr = APPLDATA_RECORD_NET_SUM_ID,
.size = sizeof(struct appldata_net_sum_data),
......
......@@ -82,7 +82,6 @@ struct appldata_os_data {
static struct appldata_os_data *appldata_os_data;
static struct appldata_ops ops = {
.ctl_nr = CTL_APPLDATA_OS,
.name = "os",
.record_nr = APPLDATA_RECORD_OS_ID,
.owner = THIS_MODULE,
......
......@@ -200,7 +200,7 @@ static noinline __init void find_memory_chunks(unsigned long memsize)
cc = __tprot(addr);
while (cc == old_cc) {
addr += CHUNK_INCR;
if (addr >= memsize)
if (memsize && addr >= memsize)
break;
#ifndef CONFIG_64BIT
if (addr == ADDR2G)
......
......@@ -69,13 +69,31 @@ STACK_SIZE = 1 << STACK_SHIFT
basr %r14,%r1
.endm
.macro LOCKDEP_SYS_EXIT
l %r1,BASED(.Llockdep_sys_exit)
.macro TRACE_IRQS_CHECK
tm SP_PSW(%r15),0x03 # irqs enabled?
jz 0f
l %r1,BASED(.Ltrace_irq_on)
basr %r14,%r1
j 1f
0: l %r1,BASED(.Ltrace_irq_off)
basr %r14,%r1
1:
.endm
#else
#define TRACE_IRQS_ON
#define TRACE_IRQS_OFF
#define TRACE_IRQS_CHECK
#endif
#ifdef CONFIG_LOCKDEP
.macro LOCKDEP_SYS_EXIT
tm SP_PSW+1(%r15),0x01 # returning to user ?
jz 0f
l %r1,BASED(.Llockdep_sys_exit)
basr %r14,%r1
0:
.endm
#else
#define LOCKDEP_SYS_EXIT
#endif
......@@ -234,8 +252,6 @@ sysc_saveall:
lh %r7,0x8a # get svc number from lowcore
#ifdef CONFIG_VIRT_CPU_ACCOUNTING
sysc_vtime:
tm SP_PSW+1(%r15),0x01 # interrupting from user ?
bz BASED(sysc_do_svc)
UPDATE_VTIME __LC_EXIT_TIMER,__LC_SYNC_ENTER_TIMER,__LC_USER_TIMER
sysc_stime:
UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER
......@@ -263,19 +279,34 @@ sysc_do_restart:
sysc_return:
tm SP_PSW+1(%r15),0x01 # returning to user ?
bno BASED(sysc_leave)
bno BASED(sysc_restore)
tm __TI_flags+3(%r9),_TIF_WORK_SVC
bnz BASED(sysc_work) # there is work to do (signals etc.)
sysc_restore:
#ifdef CONFIG_TRACE_IRQFLAGS
la %r1,BASED(sysc_restore_trace_psw)
lpsw 0(%r1)
sysc_restore_trace:
TRACE_IRQS_CHECK
LOCKDEP_SYS_EXIT
#endif
sysc_leave:
RESTORE_ALL __LC_RETURN_PSW,1
sysc_done:
#ifdef CONFIG_TRACE_IRQFLAGS
.align 8
.globl sysc_restore_trace_psw
sysc_restore_trace_psw:
.long 0, sysc_restore_trace + 0x80000000
#endif
#
# recheck if there is more work to do
#
sysc_work_loop:
tm __TI_flags+3(%r9),_TIF_WORK_SVC
bz BASED(sysc_leave) # there is no work to do
bz BASED(sysc_restore) # there is no work to do
#
# One of the work bits is on. Find out which one.
#
......@@ -290,8 +321,8 @@ sysc_work:
bo BASED(sysc_restart)
tm __TI_flags+3(%r9),_TIF_SINGLE_STEP
bo BASED(sysc_singlestep)
LOCKDEP_SYS_EXIT
b BASED(sysc_leave)
b BASED(sysc_restore)
sysc_work_done:
#
# _TIF_NEED_RESCHED is set, call schedule
......@@ -458,6 +489,7 @@ pgm_check_handler:
pgm_no_vtime:
#endif
l %r9,__LC_THREAD_INFO # load pointer to thread_info struct
TRACE_IRQS_OFF
l %r3,__LC_PGM_ILC # load program interruption code
la %r8,0x7f
nr %r8,%r3
......@@ -497,6 +529,7 @@ pgm_per_std:
pgm_no_vtime2:
#endif
l %r9,__LC_THREAD_INFO # load pointer to thread_info struct
TRACE_IRQS_OFF
l %r1,__TI_task(%r9)
mvc __THREAD_per+__PER_atmid(2,%r1),__LC_PER_ATMID
mvc __THREAD_per+__PER_address(4,%r1),__LC_PER_ADDRESS
......@@ -517,15 +550,13 @@ pgm_svcper:
SAVE_ALL_SYNC __LC_SVC_OLD_PSW,__LC_SAVE_AREA
CREATE_STACK_FRAME __LC_SVC_OLD_PSW,__LC_SAVE_AREA
#ifdef CONFIG_VIRT_CPU_ACCOUNTING
tm SP_PSW+1(%r15),0x01 # interrupting from user ?
bz BASED(pgm_no_vtime3)
UPDATE_VTIME __LC_EXIT_TIMER,__LC_SYNC_ENTER_TIMER,__LC_USER_TIMER
UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER
mvc __LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER
pgm_no_vtime3:
#endif
lh %r7,0x8a # get svc number from lowcore
l %r9,__LC_THREAD_INFO # load pointer to thread_info struct
TRACE_IRQS_OFF
l %r1,__TI_task(%r9)
mvc __THREAD_per+__PER_atmid(2,%r1),__LC_PER_ATMID
mvc __THREAD_per+__PER_address(4,%r1),__LC_PER_ADDRESS
......@@ -542,7 +573,7 @@ kernel_per:
mvi SP_TRAP+1(%r15),0x28 # set trap indication to pgm check
la %r2,SP_PTREGS(%r15) # address of register-save area
l %r1,BASED(.Lhandle_per) # load adr. of per handler
la %r14,BASED(sysc_leave) # load adr. of system return
la %r14,BASED(sysc_restore)# load adr. of system return
br %r1 # branch to do_single_step
/*
......@@ -569,26 +600,38 @@ io_no_vtime:
l %r1,BASED(.Ldo_IRQ) # load address of do_IRQ
la %r2,SP_PTREGS(%r15) # address of register-save area
basr %r14,%r1 # branch to standard irq handler
TRACE_IRQS_ON
io_return:
tm SP_PSW+1(%r15),0x01 # returning to user ?
#ifdef CONFIG_PREEMPT
bno BASED(io_preempt) # no -> check for preemptive scheduling
#else
bno BASED(io_leave) # no-> skip resched & signal
bno BASED(io_restore) # no-> skip resched & signal
#endif
tm __TI_flags+3(%r9),_TIF_WORK_INT
bnz BASED(io_work) # there is work to do (signals etc.)
io_restore:
#ifdef CONFIG_TRACE_IRQFLAGS
la %r1,BASED(io_restore_trace_psw)
lpsw 0(%r1)
io_restore_trace:
TRACE_IRQS_CHECK
LOCKDEP_SYS_EXIT
#endif
io_leave:
RESTORE_ALL __LC_RETURN_PSW,0
io_done:
#ifdef CONFIG_TRACE_IRQFLAGS
.align 8
.globl io_restore_trace_psw
io_restore_trace_psw:
.long 0, io_restore_trace + 0x80000000
#endif
#ifdef CONFIG_PREEMPT
io_preempt:
icm %r0,15,__TI_precount(%r9)
bnz BASED(io_leave)
bnz BASED(io_restore)
l %r1,SP_R15(%r15)
s %r1,BASED(.Lc_spsize)
mvc SP_PTREGS(__PT_SIZE,%r1),SP_PTREGS(%r15)
......@@ -596,14 +639,10 @@ io_preempt:
lr %r15,%r1
io_resume_loop:
tm __TI_flags+3(%r9),_TIF_NEED_RESCHED
bno BASED(io_leave)
mvc __TI_precount(4,%r9),BASED(.Lc_pactive)
stosm __SF_EMPTY(%r15),0x03 # reenable interrupts
l %r1,BASED(.Lschedule)
basr %r14,%r1 # call schedule
stnsm __SF_EMPTY(%r15),0xfc # disable I/O and ext. interrupts
xc __TI_precount(4,%r9),__TI_precount(%r9)
b BASED(io_resume_loop)
bno BASED(io_restore)
l %r1,BASED(.Lpreempt_schedule_irq)
la %r14,BASED(io_resume_loop)
br %r1 # call schedule
#endif
#
......@@ -627,40 +666,42 @@ io_work_loop:
bo BASED(io_reschedule)
tm __TI_flags+3(%r9),(_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK)
bnz BASED(io_sigpending)
LOCKDEP_SYS_EXIT
b BASED(io_leave)
b BASED(io_restore)
io_work_done:
#
# _TIF_MCCK_PENDING is set, call handler
#
io_mcck_pending:
TRACE_IRQS_OFF
l %r1,BASED(.Ls390_handle_mcck)
basr %r14,%r1 # TIF bit will be cleared by handler
TRACE_IRQS_ON
b BASED(io_work_loop)
#
# _TIF_NEED_RESCHED is set, call schedule
#
io_reschedule:
TRACE_IRQS_ON
l %r1,BASED(.Lschedule)
stosm __SF_EMPTY(%r15),0x03 # reenable interrupts
basr %r14,%r1 # call scheduler
stnsm __SF_EMPTY(%r15),0xfc # disable I/O and ext. interrupts
TRACE_IRQS_OFF
tm __TI_flags+3(%r9),_TIF_WORK_INT
bz BASED(io_leave) # there is no work to do
bz BASED(io_restore) # there is no work to do
b BASED(io_work_loop)
#
# _TIF_SIGPENDING or _TIF_RESTORE_SIGMASK is set, call do_signal
#
io_sigpending:
TRACE_IRQS_ON
stosm __SF_EMPTY(%r15),0x03 # reenable interrupts
la %r2,SP_PTREGS(%r15) # load pt_regs
l %r1,BASED(.Ldo_signal)
basr %r14,%r1 # call do_signal
stnsm __SF_EMPTY(%r15),0xfc # disable I/O and ext. interrupts
TRACE_IRQS_OFF
b BASED(io_work_loop)
/*
......@@ -688,7 +729,6 @@ ext_no_vtime:
lh %r3,__LC_EXT_INT_CODE # get interruption code
l %r1,BASED(.Ldo_extint)
basr %r14,%r1
TRACE_IRQS_ON
b BASED(io_return)
__critical_end:
......@@ -853,15 +893,15 @@ cleanup_table_system_call:
cleanup_table_sysc_return:
.long sysc_return + 0x80000000, sysc_leave + 0x80000000
cleanup_table_sysc_leave:
.long sysc_leave + 0x80000000, sysc_work_loop + 0x80000000
.long sysc_leave + 0x80000000, sysc_done + 0x80000000
cleanup_table_sysc_work_loop:
.long sysc_work_loop + 0x80000000, sysc_reschedule + 0x80000000
.long sysc_work_loop + 0x80000000, sysc_work_done + 0x80000000
cleanup_table_io_return:
.long io_return + 0x80000000, io_leave + 0x80000000
cleanup_table_io_leave:
.long io_leave + 0x80000000, io_done + 0x80000000
cleanup_table_io_work_loop:
.long io_work_loop + 0x80000000, io_mcck_pending + 0x80000000
.long io_work_loop + 0x80000000, io_work_done + 0x80000000
cleanup_critical:
clc 4(4,%r12),BASED(cleanup_table_system_call)
......@@ -930,8 +970,6 @@ cleanup_system_call:
cleanup_vtime:
clc __LC_RETURN_PSW+4(4),BASED(cleanup_system_call_insn+12)
bhe BASED(cleanup_stime)
tm SP_PSW+1(%r15),0x01 # interrupting from user ?
bz BASED(cleanup_novtime)
UPDATE_VTIME __LC_EXIT_TIMER,__LC_SYNC_ENTER_TIMER,__LC_USER_TIMER
cleanup_stime:
clc __LC_RETURN_PSW+4(4),BASED(cleanup_system_call_insn+16)
......@@ -939,7 +977,6 @@ cleanup_stime:
UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER
cleanup_update:
mvc __LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER
cleanup_novtime:
#endif
mvc __LC_RETURN_PSW+4(4),BASED(cleanup_table_system_call+4)
la %r12,__LC_RETURN_PSW
......@@ -978,10 +1015,10 @@ cleanup_sysc_leave:
2: la %r12,__LC_RETURN_PSW
br %r14
cleanup_sysc_leave_insn:
.long sysc_done - 4 + 0x80000000
#ifdef CONFIG_VIRT_CPU_ACCOUNTING
.long sysc_leave + 14 + 0x80000000
.long sysc_done - 8 + 0x80000000
#endif
.long sysc_leave + 10 + 0x80000000
cleanup_io_return:
mvc __LC_RETURN_PSW(4),0(%r12)
......@@ -1008,10 +1045,10 @@ cleanup_io_leave:
2: la %r12,__LC_RETURN_PSW
br %r14
cleanup_io_leave_insn:
.long io_done - 4 + 0x80000000
#ifdef CONFIG_VIRT_CPU_ACCOUNTING
.long io_leave + 18 + 0x80000000
.long io_done - 8 + 0x80000000
#endif
.long io_leave + 14 + 0x80000000
/*
* Integer constants
......@@ -1019,7 +1056,6 @@ cleanup_io_leave_insn:
.align 4
.Lc_spsize: .long SP_SIZE
.Lc_overhead: .long STACK_FRAME_OVERHEAD
.Lc_pactive: .long PREEMPT_ACTIVE
.Lnr_syscalls: .long NR_syscalls
.L0x018: .short 0x018
.L0x020: .short 0x020
......@@ -1043,6 +1079,8 @@ cleanup_io_leave_insn:
.Lexecve_tail: .long execve_tail
.Ljump_table: .long pgm_check_table
.Lschedule: .long schedule
.Lpreempt_schedule_irq:
.long preempt_schedule_irq
.Ltrace: .long syscall_trace
.Lschedtail: .long schedule_tail
.Lsysc_table: .long sys_call_table
......
......@@ -67,12 +67,28 @@ _TIF_WORK_INT = (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK | _TIF_NEED_RESCHED | \
brasl %r14,trace_hardirqs_off
.endm
.macro LOCKDEP_SYS_EXIT
brasl %r14,lockdep_sys_exit
.macro TRACE_IRQS_CHECK
tm SP_PSW(%r15),0x03 # irqs enabled?
jz 0f
brasl %r14,trace_hardirqs_on
j 1f
0: brasl %r14,trace_hardirqs_off
1:
.endm
#else
#define TRACE_IRQS_ON
#define TRACE_IRQS_OFF
#define TRACE_IRQS_CHECK
#endif
#ifdef CONFIG_LOCKDEP
.macro LOCKDEP_SYS_EXIT
tm SP_PSW+1(%r15),0x01 # returning to user ?
jz 0f
brasl %r14,lockdep_sys_exit
0:
.endm
#else
#define LOCKDEP_SYS_EXIT
#endif
......@@ -222,8 +238,6 @@ sysc_saveall:
llgh %r7,__LC_SVC_INT_CODE # get svc number from lowcore
#ifdef CONFIG_VIRT_CPU_ACCOUNTING
sysc_vtime:
tm SP_PSW+1(%r15),0x01 # interrupting from user ?
jz sysc_do_svc
UPDATE_VTIME __LC_EXIT_TIMER,__LC_SYNC_ENTER_TIMER,__LC_USER_TIMER
sysc_stime:
UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER
......@@ -257,19 +271,34 @@ sysc_noemu:
sysc_return:
tm SP_PSW+1(%r15),0x01 # returning to user ?
jno sysc_leave
jno sysc_restore
tm __TI_flags+7(%r9),_TIF_WORK_SVC
jnz sysc_work # there is work to do (signals etc.)
sysc_restore:
#ifdef CONFIG_TRACE_IRQFLAGS
larl %r1,sysc_restore_trace_psw
lpswe 0(%r1)
sysc_restore_trace:
TRACE_IRQS_CHECK
LOCKDEP_SYS_EXIT
#endif
sysc_leave:
RESTORE_ALL __LC_RETURN_PSW,1
sysc_done:
#ifdef CONFIG_TRACE_IRQFLAGS
.align 8
.globl sysc_restore_trace_psw
sysc_restore_trace_psw:
.quad 0, sysc_restore_trace
#endif
#
# recheck if there is more work to do
#
sysc_work_loop:
tm __TI_flags+7(%r9),_TIF_WORK_SVC
jz sysc_leave # there is no work to do
jz sysc_restore # there is no work to do
#
# One of the work bits is on. Find out which one.
#
......@@ -284,8 +313,8 @@ sysc_work:
jo sysc_restart
tm __TI_flags+7(%r9),_TIF_SINGLE_STEP
jo sysc_singlestep
LOCKDEP_SYS_EXIT
j sysc_leave
j sysc_restore
sysc_work_done:
#
# _TIF_NEED_RESCHED is set, call schedule
......@@ -445,6 +474,7 @@ pgm_check_handler:
pgm_no_vtime:
#endif
lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct
TRACE_IRQS_OFF
lgf %r3,__LC_PGM_ILC # load program interruption code
lghi %r8,0x7f
ngr %r8,%r3
......@@ -484,6 +514,7 @@ pgm_per_std:
pgm_no_vtime2:
#endif
lg %r9,__LC_THREAD_INFO # load pointer to thread_info struct
TRACE_IRQS_OFF
lg %r1,__TI_task(%r9)
tm SP_PSW+1(%r15),0x01 # kernel per event ?
jz kernel_per
......@@ -504,12 +535,9 @@ pgm_svcper:
SAVE_ALL_SYNC __LC_SVC_OLD_PSW,__LC_SAVE_AREA
CREATE_STACK_FRAME __LC_SVC_OLD_PSW,__LC_SAVE_AREA
#ifdef CONFIG_VIRT_CPU_ACCOUNTING
tm SP_PSW+1(%r15),0x01 # interrupting from user ?
jz pgm_no_vtime3
UPDATE_VTIME __LC_EXIT_TIMER,__LC_SYNC_ENTER_TIMER,__LC_USER_TIMER
UPDATE_VTIME __LC_LAST_UPDATE_TIMER,__LC_EXIT_TIMER,__LC_SYSTEM_TIMER
mvc __LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER