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-rw-r--r--arch/powerpc/kernel/time.c29
-rw-r--r--arch/powerpc/kernel/vdso/gettimeofday.S9
-rw-r--r--arch/powerpc/kvm/book3s_32_sr.S26
-rw-r--r--arch/powerpc/kvm/book3s_64_vio.c45
-rw-r--r--arch/powerpc/kvm/book3s_64_vio_hv.c44
-rw-r--r--arch/powerpc/perf/Makefile4
-rw-r--r--arch/powerpc/perf/power10-pmu.c2
-rw-r--r--arch/powerpc/perf/power9-pmu.c8
-rw-r--r--arch/powerpc/platforms/pseries/papr_scm.c7
-rw-r--r--arch/powerpc/platforms/pseries/vas-sysfs.c19
-rw-r--r--arch/powerpc/platforms/pseries/vas.c23
-rw-r--r--arch/powerpc/platforms/pseries/vas.h2
12 files changed, 123 insertions, 95 deletions
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index f5cbfe5efd25..f80cce0e3899 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -615,23 +615,22 @@ DEFINE_INTERRUPT_HANDLER_ASYNC(timer_interrupt)
return;
}
- /* Conditionally hard-enable interrupts. */
- if (should_hard_irq_enable()) {
- /*
- * Ensure a positive value is written to the decrementer, or
- * else some CPUs will continue to take decrementer exceptions.
- * When the PPC_WATCHDOG (decrementer based) is configured,
- * keep this at most 31 bits, which is about 4 seconds on most
- * systems, which gives the watchdog a chance of catching timer
- * interrupt hard lockups.
- */
- if (IS_ENABLED(CONFIG_PPC_WATCHDOG))
- set_dec(0x7fffffff);
- else
- set_dec(decrementer_max);
+ /*
+ * Ensure a positive value is written to the decrementer, or
+ * else some CPUs will continue to take decrementer exceptions.
+ * When the PPC_WATCHDOG (decrementer based) is configured,
+ * keep this at most 31 bits, which is about 4 seconds on most
+ * systems, which gives the watchdog a chance of catching timer
+ * interrupt hard lockups.
+ */
+ if (IS_ENABLED(CONFIG_PPC_WATCHDOG))
+ set_dec(0x7fffffff);
+ else
+ set_dec(decrementer_max);
+ /* Conditionally hard-enable interrupts. */
+ if (should_hard_irq_enable())
do_hard_irq_enable();
- }
#if defined(CONFIG_PPC32) && defined(CONFIG_PPC_PMAC)
if (atomic_read(&ppc_n_lost_interrupts) != 0)
diff --git a/arch/powerpc/kernel/vdso/gettimeofday.S b/arch/powerpc/kernel/vdso/gettimeofday.S
index eb9c81e1c218..0c4ecc8fec5a 100644
--- a/arch/powerpc/kernel/vdso/gettimeofday.S
+++ b/arch/powerpc/kernel/vdso/gettimeofday.S
@@ -22,12 +22,15 @@
.macro cvdso_call funct call_time=0
.cfi_startproc
PPC_STLU r1, -PPC_MIN_STKFRM(r1)
+ .cfi_adjust_cfa_offset PPC_MIN_STKFRM
mflr r0
- .cfi_register lr, r0
PPC_STLU r1, -PPC_MIN_STKFRM(r1)
+ .cfi_adjust_cfa_offset PPC_MIN_STKFRM
PPC_STL r0, PPC_MIN_STKFRM + PPC_LR_STKOFF(r1)
+ .cfi_rel_offset lr, PPC_MIN_STKFRM + PPC_LR_STKOFF
#ifdef __powerpc64__
PPC_STL r2, PPC_MIN_STKFRM + STK_GOT(r1)
+ .cfi_rel_offset r2, PPC_MIN_STKFRM + STK_GOT
#endif
get_datapage r5
.ifeq \call_time
@@ -39,13 +42,15 @@
PPC_LL r0, PPC_MIN_STKFRM + PPC_LR_STKOFF(r1)
#ifdef __powerpc64__
PPC_LL r2, PPC_MIN_STKFRM + STK_GOT(r1)
+ .cfi_restore r2
#endif
.ifeq \call_time
cmpwi r3, 0
.endif
mtlr r0
- .cfi_restore lr
addi r1, r1, 2 * PPC_MIN_STKFRM
+ .cfi_restore lr
+ .cfi_def_cfa_offset 0
crclr so
.ifeq \call_time
beqlr+
diff --git a/arch/powerpc/kvm/book3s_32_sr.S b/arch/powerpc/kvm/book3s_32_sr.S
index e3ab9df6cf19..6cfcd20d4668 100644
--- a/arch/powerpc/kvm/book3s_32_sr.S
+++ b/arch/powerpc/kvm/book3s_32_sr.S
@@ -122,11 +122,27 @@
/* 0x0 - 0xb */
- /* 'current->mm' needs to be in r4 */
- tophys(r4, r2)
- lwz r4, MM(r4)
- tophys(r4, r4)
- /* This only clobbers r0, r3, r4 and r5 */
+ /* switch_mmu_context() needs paging, let's enable it */
+ mfmsr r9
+ ori r11, r9, MSR_DR
+ mtmsr r11
+ sync
+
+ /* switch_mmu_context() clobbers r12, rescue it */
+ SAVE_GPR(12, r1)
+
+ /* Calling switch_mmu_context(<inv>, current->mm, <inv>); */
+ lwz r4, MM(r2)
bl switch_mmu_context
+ /* restore r12 */
+ REST_GPR(12, r1)
+
+ /* Disable paging again */
+ mfmsr r9
+ li r6, MSR_DR
+ andc r9, r9, r6
+ mtmsr r9
+ sync
+
.endm
diff --git a/arch/powerpc/kvm/book3s_64_vio.c b/arch/powerpc/kvm/book3s_64_vio.c
index d42b4b6d4a79..85cfa6328222 100644
--- a/arch/powerpc/kvm/book3s_64_vio.c
+++ b/arch/powerpc/kvm/book3s_64_vio.c
@@ -420,13 +420,19 @@ static void kvmppc_tce_put(struct kvmppc_spapr_tce_table *stt,
tbl[idx % TCES_PER_PAGE] = tce;
}
-static void kvmppc_clear_tce(struct mm_struct *mm, struct iommu_table *tbl,
- unsigned long entry)
+static void kvmppc_clear_tce(struct mm_struct *mm, struct kvmppc_spapr_tce_table *stt,
+ struct iommu_table *tbl, unsigned long entry)
{
- unsigned long hpa = 0;
- enum dma_data_direction dir = DMA_NONE;
+ unsigned long i;
+ unsigned long subpages = 1ULL << (stt->page_shift - tbl->it_page_shift);
+ unsigned long io_entry = entry << (stt->page_shift - tbl->it_page_shift);
+
+ for (i = 0; i < subpages; ++i) {
+ unsigned long hpa = 0;
+ enum dma_data_direction dir = DMA_NONE;
- iommu_tce_xchg_no_kill(mm, tbl, entry, &hpa, &dir);
+ iommu_tce_xchg_no_kill(mm, tbl, io_entry + i, &hpa, &dir);
+ }
}
static long kvmppc_tce_iommu_mapped_dec(struct kvm *kvm,
@@ -485,6 +491,8 @@ static long kvmppc_tce_iommu_unmap(struct kvm *kvm,
break;
}
+ iommu_tce_kill(tbl, io_entry, subpages);
+
return ret;
}
@@ -544,6 +552,8 @@ static long kvmppc_tce_iommu_map(struct kvm *kvm,
break;
}
+ iommu_tce_kill(tbl, io_entry, subpages);
+
return ret;
}
@@ -590,10 +600,9 @@ long kvmppc_h_put_tce(struct kvm_vcpu *vcpu, unsigned long liobn,
ret = kvmppc_tce_iommu_map(vcpu->kvm, stt, stit->tbl,
entry, ua, dir);
- iommu_tce_kill(stit->tbl, entry, 1);
if (ret != H_SUCCESS) {
- kvmppc_clear_tce(vcpu->kvm->mm, stit->tbl, entry);
+ kvmppc_clear_tce(vcpu->kvm->mm, stt, stit->tbl, entry);
goto unlock_exit;
}
}
@@ -669,13 +678,13 @@ long kvmppc_h_put_tce_indirect(struct kvm_vcpu *vcpu,
*/
if (get_user(tce, tces + i)) {
ret = H_TOO_HARD;
- goto invalidate_exit;
+ goto unlock_exit;
}
tce = be64_to_cpu(tce);
if (kvmppc_tce_to_ua(vcpu->kvm, tce, &ua)) {
ret = H_PARAMETER;
- goto invalidate_exit;
+ goto unlock_exit;
}
list_for_each_entry_lockless(stit, &stt->iommu_tables, next) {
@@ -684,19 +693,15 @@ long kvmppc_h_put_tce_indirect(struct kvm_vcpu *vcpu,
iommu_tce_direction(tce));
if (ret != H_SUCCESS) {
- kvmppc_clear_tce(vcpu->kvm->mm, stit->tbl,
- entry);
- goto invalidate_exit;
+ kvmppc_clear_tce(vcpu->kvm->mm, stt, stit->tbl,
+ entry + i);
+ goto unlock_exit;
}
}
kvmppc_tce_put(stt, entry + i, tce);
}
-invalidate_exit:
- list_for_each_entry_lockless(stit, &stt->iommu_tables, next)
- iommu_tce_kill(stit->tbl, entry, npages);
-
unlock_exit:
srcu_read_unlock(&vcpu->kvm->srcu, idx);
@@ -735,20 +740,16 @@ long kvmppc_h_stuff_tce(struct kvm_vcpu *vcpu,
continue;
if (ret == H_TOO_HARD)
- goto invalidate_exit;
+ return ret;
WARN_ON_ONCE(1);
- kvmppc_clear_tce(vcpu->kvm->mm, stit->tbl, entry);
+ kvmppc_clear_tce(vcpu->kvm->mm, stt, stit->tbl, entry + i);
}
}
for (i = 0; i < npages; ++i, ioba += (1ULL << stt->page_shift))
kvmppc_tce_put(stt, ioba >> stt->page_shift, tce_value);
-invalidate_exit:
- list_for_each_entry_lockless(stit, &stt->iommu_tables, next)
- iommu_tce_kill(stit->tbl, ioba >> stt->page_shift, npages);
-
return ret;
}
EXPORT_SYMBOL_GPL(kvmppc_h_stuff_tce);
diff --git a/arch/powerpc/kvm/book3s_64_vio_hv.c b/arch/powerpc/kvm/book3s_64_vio_hv.c
index 870b7f0c7ea5..fdeda6a9cff4 100644
--- a/arch/powerpc/kvm/book3s_64_vio_hv.c
+++ b/arch/powerpc/kvm/book3s_64_vio_hv.c
@@ -247,13 +247,19 @@ static void iommu_tce_kill_rm(struct iommu_table *tbl,
tbl->it_ops->tce_kill(tbl, entry, pages, true);
}
-static void kvmppc_rm_clear_tce(struct kvm *kvm, struct iommu_table *tbl,
- unsigned long entry)
+static void kvmppc_rm_clear_tce(struct kvm *kvm, struct kvmppc_spapr_tce_table *stt,
+ struct iommu_table *tbl, unsigned long entry)
{
- unsigned long hpa = 0;
- enum dma_data_direction dir = DMA_NONE;
+ unsigned long i;
+ unsigned long subpages = 1ULL << (stt->page_shift - tbl->it_page_shift);
+ unsigned long io_entry = entry << (stt->page_shift - tbl->it_page_shift);
+
+ for (i = 0; i < subpages; ++i) {
+ unsigned long hpa = 0;
+ enum dma_data_direction dir = DMA_NONE;
- iommu_tce_xchg_no_kill_rm(kvm->mm, tbl, entry, &hpa, &dir);
+ iommu_tce_xchg_no_kill_rm(kvm->mm, tbl, io_entry + i, &hpa, &dir);
+ }
}
static long kvmppc_rm_tce_iommu_mapped_dec(struct kvm *kvm,
@@ -316,6 +322,8 @@ static long kvmppc_rm_tce_iommu_unmap(struct kvm *kvm,
break;
}
+ iommu_tce_kill_rm(tbl, io_entry, subpages);
+
return ret;
}
@@ -379,6 +387,8 @@ static long kvmppc_rm_tce_iommu_map(struct kvm *kvm,
break;
}
+ iommu_tce_kill_rm(tbl, io_entry, subpages);
+
return ret;
}
@@ -420,10 +430,8 @@ long kvmppc_rm_h_put_tce(struct kvm_vcpu *vcpu, unsigned long liobn,
ret = kvmppc_rm_tce_iommu_map(vcpu->kvm, stt,
stit->tbl, entry, ua, dir);
- iommu_tce_kill_rm(stit->tbl, entry, 1);
-
if (ret != H_SUCCESS) {
- kvmppc_rm_clear_tce(vcpu->kvm, stit->tbl, entry);
+ kvmppc_rm_clear_tce(vcpu->kvm, stt, stit->tbl, entry);
return ret;
}
}
@@ -561,7 +569,7 @@ long kvmppc_rm_h_put_tce_indirect(struct kvm_vcpu *vcpu,
ua = 0;
if (kvmppc_rm_tce_to_ua(vcpu->kvm, tce, &ua)) {
ret = H_PARAMETER;
- goto invalidate_exit;
+ goto unlock_exit;
}
list_for_each_entry_lockless(stit, &stt->iommu_tables, next) {
@@ -570,19 +578,15 @@ long kvmppc_rm_h_put_tce_indirect(struct kvm_vcpu *vcpu,
iommu_tce_direction(tce));
if (ret != H_SUCCESS) {
- kvmppc_rm_clear_tce(vcpu->kvm, stit->tbl,
- entry);
- goto invalidate_exit;
+ kvmppc_rm_clear_tce(vcpu->kvm, stt, stit->tbl,
+ entry + i);
+ goto unlock_exit;
}
}
kvmppc_rm_tce_put(stt, entry + i, tce);
}
-invalidate_exit:
- list_for_each_entry_lockless(stit, &stt->iommu_tables, next)
- iommu_tce_kill_rm(stit->tbl, entry, npages);
-
unlock_exit:
if (!prereg)
arch_spin_unlock(&kvm->mmu_lock.rlock.raw_lock);
@@ -620,20 +624,16 @@ long kvmppc_rm_h_stuff_tce(struct kvm_vcpu *vcpu,
continue;
if (ret == H_TOO_HARD)
- goto invalidate_exit;
+ return ret;
WARN_ON_ONCE_RM(1);
- kvmppc_rm_clear_tce(vcpu->kvm, stit->tbl, entry);
+ kvmppc_rm_clear_tce(vcpu->kvm, stt, stit->tbl, entry + i);
}
}
for (i = 0; i < npages; ++i, ioba += (1ULL << stt->page_shift))
kvmppc_rm_tce_put(stt, ioba >> stt->page_shift, tce_value);
-invalidate_exit:
- list_for_each_entry_lockless(stit, &stt->iommu_tables, next)
- iommu_tce_kill_rm(stit->tbl, ioba >> stt->page_shift, npages);
-
return ret;
}
diff --git a/arch/powerpc/perf/Makefile b/arch/powerpc/perf/Makefile
index 2f46e31c7612..4f53d0b97539 100644
--- a/arch/powerpc/perf/Makefile
+++ b/arch/powerpc/perf/Makefile
@@ -3,11 +3,11 @@
obj-y += callchain.o callchain_$(BITS).o perf_regs.o
obj-$(CONFIG_COMPAT) += callchain_32.o
-obj-$(CONFIG_PPC_PERF_CTRS) += core-book3s.o bhrb.o
+obj-$(CONFIG_PPC_PERF_CTRS) += core-book3s.o
obj64-$(CONFIG_PPC_PERF_CTRS) += ppc970-pmu.o power5-pmu.o \
power5+-pmu.o power6-pmu.o power7-pmu.o \
isa207-common.o power8-pmu.o power9-pmu.o \
- generic-compat-pmu.o power10-pmu.o
+ generic-compat-pmu.o power10-pmu.o bhrb.o
obj32-$(CONFIG_PPC_PERF_CTRS) += mpc7450-pmu.o
obj-$(CONFIG_PPC_POWERNV) += imc-pmu.o
diff --git a/arch/powerpc/perf/power10-pmu.c b/arch/powerpc/perf/power10-pmu.c
index d3398100a60f..c6d51e7093cf 100644
--- a/arch/powerpc/perf/power10-pmu.c
+++ b/arch/powerpc/perf/power10-pmu.c
@@ -91,8 +91,8 @@ extern u64 PERF_REG_EXTENDED_MASK;
/* Table of alternatives, sorted by column 0 */
static const unsigned int power10_event_alternatives[][MAX_ALT] = {
- { PM_CYC_ALT, PM_CYC },
{ PM_INST_CMPL_ALT, PM_INST_CMPL },
+ { PM_CYC_ALT, PM_CYC },
};
static int power10_get_alternatives(u64 event, unsigned int flags, u64 alt[])
diff --git a/arch/powerpc/perf/power9-pmu.c b/arch/powerpc/perf/power9-pmu.c
index c9eb5232e68b..c393e837648e 100644
--- a/arch/powerpc/perf/power9-pmu.c
+++ b/arch/powerpc/perf/power9-pmu.c
@@ -133,11 +133,11 @@ int p9_dd22_bl_ev[] = {
/* Table of alternatives, sorted by column 0 */
static const unsigned int power9_event_alternatives[][MAX_ALT] = {
- { PM_INST_DISP, PM_INST_DISP_ALT },
- { PM_RUN_CYC_ALT, PM_RUN_CYC },
- { PM_RUN_INST_CMPL_ALT, PM_RUN_INST_CMPL },
- { PM_LD_MISS_L1, PM_LD_MISS_L1_ALT },
{ PM_BR_2PATH, PM_BR_2PATH_ALT },
+ { PM_INST_DISP, PM_INST_DISP_ALT },
+ { PM_RUN_CYC_ALT, PM_RUN_CYC },
+ { PM_LD_MISS_L1, PM_LD_MISS_L1_ALT },
+ { PM_RUN_INST_CMPL_ALT, PM_RUN_INST_CMPL },
};
static int power9_get_alternatives(u64 event, unsigned int flags, u64 alt[])
diff --git a/arch/powerpc/platforms/pseries/papr_scm.c b/arch/powerpc/platforms/pseries/papr_scm.c
index f58728d5f10d..39962c905542 100644
--- a/arch/powerpc/platforms/pseries/papr_scm.c
+++ b/arch/powerpc/platforms/pseries/papr_scm.c
@@ -462,7 +462,6 @@ static int papr_scm_pmu_check_events(struct papr_scm_priv *p, struct nvdimm_pmu
{
struct papr_scm_perf_stat *stat;
struct papr_scm_perf_stats *stats;
- char *statid;
int index, rc, count;
u32 available_events;
@@ -493,14 +492,12 @@ static int papr_scm_pmu_check_events(struct papr_scm_priv *p, struct nvdimm_pmu
for (index = 0, stat = stats->scm_statistic, count = 0;
index < available_events; index++, ++stat) {
- statid = kzalloc(strlen(stat->stat_id) + 1, GFP_KERNEL);
- if (!statid) {
+ p->nvdimm_events_map[count] = kmemdup_nul(stat->stat_id, 8, GFP_KERNEL);
+ if (!p->nvdimm_events_map[count]) {
rc = -ENOMEM;
goto out_nvdimm_events_map;
}
- strcpy(statid, stat->stat_id);
- p->nvdimm_events_map[count] = statid;
count++;
}
p->nvdimm_events_map[count] = NULL;
diff --git a/arch/powerpc/platforms/pseries/vas-sysfs.c b/arch/powerpc/platforms/pseries/vas-sysfs.c
index 909535ca513a..ec65586cbeb3 100644
--- a/arch/powerpc/platforms/pseries/vas-sysfs.c
+++ b/arch/powerpc/platforms/pseries/vas-sysfs.c
@@ -27,22 +27,31 @@ struct vas_caps_entry {
/*
* This function is used to get the notification from the drmgr when
- * QoS credits are changed. Though receiving the target total QoS
- * credits here, get the official QoS capabilities from the hypervisor.
+ * QoS credits are changed.
*/
-static ssize_t update_total_credits_trigger(struct vas_cop_feat_caps *caps,
+static ssize_t update_total_credits_store(struct vas_cop_feat_caps *caps,
const char *buf, size_t count)
{
int err;
u16 creds;
err = kstrtou16(buf, 0, &creds);
+ /*
+ * The user space interface from the management console
+ * notifies OS with the new QoS credits and then the
+ * hypervisor. So OS has to use this new credits value
+ * and reconfigure VAS windows (close or reopen depends
+ * on the credits available) instead of depending on VAS
+ * QoS capabilities from the hypervisor.
+ */
if (!err)
- err = vas_reconfig_capabilties(caps->win_type);
+ err = vas_reconfig_capabilties(caps->win_type, creds);
if (err)
return -EINVAL;
+ pr_info("Set QoS total credits %u\n", creds);
+
return count;
}
@@ -92,7 +101,7 @@ VAS_ATTR_RO(nr_total_credits);
VAS_ATTR_RO(nr_used_credits);
static struct vas_sysfs_entry update_total_credits_attribute =
- __ATTR(update_total_credits, 0200, NULL, update_total_credits_trigger);
+ __ATTR(update_total_credits, 0200, NULL, update_total_credits_store);
static struct attribute *vas_def_capab_attrs[] = {
&nr_total_credits_attribute.attr,
diff --git a/arch/powerpc/platforms/pseries/vas.c b/arch/powerpc/platforms/pseries/vas.c
index 1f59d78c77a1..ec643bbdb67f 100644
--- a/arch/powerpc/platforms/pseries/vas.c
+++ b/arch/powerpc/platforms/pseries/vas.c
@@ -779,10 +779,10 @@ static int reconfig_close_windows(struct vas_caps *vcap, int excess_creds,
* changes. Reconfig window configurations based on the credits
* availability from this new capabilities.
*/
-int vas_reconfig_capabilties(u8 type)
+int vas_reconfig_capabilties(u8 type, int new_nr_creds)
{
struct vas_cop_feat_caps *caps;
- int old_nr_creds, new_nr_creds;
+ int old_nr_creds;
struct vas_caps *vcaps;
int rc = 0, nr_active_wins;
@@ -795,12 +795,6 @@ int vas_reconfig_capabilties(u8 type)
caps = &vcaps->caps;
mutex_lock(&vas_pseries_mutex);
- rc = h_query_vas_capabilities(H_QUERY_VAS_CAPABILITIES, vcaps->feat,
- (u64)virt_to_phys(&hv_cop_caps));
- if (rc)
- goto out;
-
- new_nr_creds = be16_to_cpu(hv_cop_caps.target_lpar_creds);
old_nr_creds = atomic_read(&caps->nr_total_credits);
@@ -832,7 +826,6 @@ int vas_reconfig_capabilties(u8 type)
false);
}
-out:
mutex_unlock(&vas_pseries_mutex);
return rc;
}
@@ -850,7 +843,7 @@ static int pseries_vas_notifier(struct notifier_block *nb,
struct of_reconfig_data *rd = data;
struct device_node *dn = rd->dn;
const __be32 *intserv = NULL;
- int len, rc = 0;
+ int new_nr_creds, len, rc = 0;
if ((action == OF_RECONFIG_ATTACH_NODE) ||
(action == OF_RECONFIG_DETACH_NODE))
@@ -862,7 +855,15 @@ static int pseries_vas_notifier(struct notifier_block *nb,
if (!intserv)
return NOTIFY_OK;
- rc = vas_reconfig_capabilties(VAS_GZIP_DEF_FEAT_TYPE);
+ rc = h_query_vas_capabilities(H_QUERY_VAS_CAPABILITIES,
+ vascaps[VAS_GZIP_DEF_FEAT_TYPE].feat,
+ (u64)virt_to_phys(&hv_cop_caps));
+ if (!rc) {
+ new_nr_creds = be16_to_cpu(hv_cop_caps.target_lpar_creds);
+ rc = vas_reconfig_capabilties(VAS_GZIP_DEF_FEAT_TYPE,
+ new_nr_creds);
+ }
+
if (rc)
pr_err("Failed reconfig VAS capabilities with DLPAR\n");
diff --git a/arch/powerpc/platforms/pseries/vas.h b/arch/powerpc/platforms/pseries/vas.h
index 34177881e998..333ffa2f9f42 100644
--- a/arch/powerpc/platforms/pseries/vas.h
+++ b/arch/powerpc/platforms/pseries/vas.h
@@ -135,7 +135,7 @@ struct pseries_vas_window {
};
int sysfs_add_vas_caps(struct vas_cop_feat_caps *caps);
-int vas_reconfig_capabilties(u8 type);
+int vas_reconfig_capabilties(u8 type, int new_nr_creds);
int __init sysfs_pseries_vas_init(struct vas_all_caps *vas_caps);
#ifdef CONFIG_PPC_VAS
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