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-rw-r--r--arch/powerpc/kernel/eeh.c21
-rw-r--r--arch/powerpc/kernel/eeh_driver.c50
-rw-r--r--arch/powerpc/kernel/eeh_pe.c10
-rw-r--r--arch/powerpc/kernel/fadump.c13
-rw-r--r--arch/powerpc/kernel/legacy_serial.c62
-rw-r--r--arch/powerpc/kernel/pci-hotplug.c3
-rw-r--r--arch/powerpc/kernel/ptrace/ptrace-view.c74
-rw-r--r--arch/powerpc/kernel/rtas_flash.c64
-rw-r--r--arch/powerpc/kernel/secvar-sysfs.c2
-rw-r--r--arch/powerpc/kernel/smp.c25
-rw-r--r--arch/powerpc/kernel/syscalls/syscall.tbl2
11 files changed, 156 insertions, 170 deletions
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c
index ca7f7bb2b478..bb836f02101c 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -1139,6 +1139,7 @@ int eeh_unfreeze_pe(struct eeh_pe *pe)
return ret;
}
+EXPORT_SYMBOL_GPL(eeh_unfreeze_pe);
static struct pci_device_id eeh_reset_ids[] = {
@@ -1208,16 +1209,16 @@ int eeh_dev_open(struct pci_dev *pdev)
struct eeh_dev *edev;
int ret = -ENODEV;
- mutex_lock(&eeh_dev_mutex);
+ guard(mutex)(&eeh_dev_mutex);
/* No PCI device ? */
if (!pdev)
- goto out;
+ return ret;
/* No EEH device or PE ? */
edev = pci_dev_to_eeh_dev(pdev);
if (!edev || !edev->pe)
- goto out;
+ return ret;
/*
* The PE might have been put into frozen state, but we
@@ -1227,16 +1228,12 @@ int eeh_dev_open(struct pci_dev *pdev)
*/
ret = eeh_pe_change_owner(edev->pe);
if (ret)
- goto out;
+ return ret;
/* Increase PE's pass through count */
atomic_inc(&edev->pe->pass_dev_cnt);
- mutex_unlock(&eeh_dev_mutex);
return 0;
-out:
- mutex_unlock(&eeh_dev_mutex);
- return ret;
}
EXPORT_SYMBOL_GPL(eeh_dev_open);
@@ -1252,22 +1249,20 @@ void eeh_dev_release(struct pci_dev *pdev)
{
struct eeh_dev *edev;
- mutex_lock(&eeh_dev_mutex);
+ guard(mutex)(&eeh_dev_mutex);
/* No PCI device ? */
if (!pdev)
- goto out;
+ return;
/* No EEH device ? */
edev = pci_dev_to_eeh_dev(pdev);
if (!edev || !edev->pe || !eeh_pe_passed(edev->pe))
- goto out;
+ return;
/* Decrease PE's pass through count */
WARN_ON(atomic_dec_if_positive(&edev->pe->pass_dev_cnt) < 0);
eeh_pe_change_owner(edev->pe);
-out:
- mutex_unlock(&eeh_dev_mutex);
}
EXPORT_SYMBOL(eeh_dev_release);
diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c
index 7efe04c68f0f..48ad0116f359 100644
--- a/arch/powerpc/kernel/eeh_driver.c
+++ b/arch/powerpc/kernel/eeh_driver.c
@@ -257,13 +257,12 @@ static void eeh_pe_report_edev(struct eeh_dev *edev, eeh_report_fn fn,
struct pci_driver *driver;
enum pci_ers_result new_result;
- pci_lock_rescan_remove();
pdev = edev->pdev;
if (pdev)
get_device(&pdev->dev);
- pci_unlock_rescan_remove();
if (!pdev) {
eeh_edev_info(edev, "no device");
+ *result = PCI_ERS_RESULT_DISCONNECT;
return;
}
device_lock(&pdev->dev);
@@ -304,8 +303,9 @@ static void eeh_pe_report(const char *name, struct eeh_pe *root,
struct eeh_dev *edev, *tmp;
pr_info("EEH: Beginning: '%s'\n", name);
- eeh_for_each_pe(root, pe) eeh_pe_for_each_dev(pe, edev, tmp)
- eeh_pe_report_edev(edev, fn, result);
+ eeh_for_each_pe(root, pe)
+ eeh_pe_for_each_dev(pe, edev, tmp)
+ eeh_pe_report_edev(edev, fn, result);
if (result)
pr_info("EEH: Finished:'%s' with aggregate recovery state:'%s'\n",
name, pci_ers_result_name(*result));
@@ -383,6 +383,8 @@ static void eeh_dev_restore_state(struct eeh_dev *edev, void *userdata)
if (!edev)
return;
+ pci_lock_rescan_remove();
+
/*
* The content in the config space isn't saved because
* the blocked config space on some adapters. We have
@@ -393,14 +395,19 @@ static void eeh_dev_restore_state(struct eeh_dev *edev, void *userdata)
if (list_is_last(&edev->entry, &edev->pe->edevs))
eeh_pe_restore_bars(edev->pe);
+ pci_unlock_rescan_remove();
return;
}
pdev = eeh_dev_to_pci_dev(edev);
- if (!pdev)
+ if (!pdev) {
+ pci_unlock_rescan_remove();
return;
+ }
pci_restore_state(pdev);
+
+ pci_unlock_rescan_remove();
}
/**
@@ -647,9 +654,7 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
if (any_passed || driver_eeh_aware || (pe->type & EEH_PE_VF)) {
eeh_pe_dev_traverse(pe, eeh_rmv_device, rmv_data);
} else {
- pci_lock_rescan_remove();
pci_hp_remove_devices(bus);
- pci_unlock_rescan_remove();
}
/*
@@ -665,8 +670,6 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
if (rc)
return rc;
- pci_lock_rescan_remove();
-
/* Restore PE */
eeh_ops->configure_bridge(pe);
eeh_pe_restore_bars(pe);
@@ -674,7 +677,6 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
/* Clear frozen state */
rc = eeh_clear_pe_frozen_state(pe, false);
if (rc) {
- pci_unlock_rescan_remove();
return rc;
}
@@ -709,7 +711,6 @@ static int eeh_reset_device(struct eeh_pe *pe, struct pci_bus *bus,
pe->tstamp = tstamp;
pe->freeze_count = cnt;
- pci_unlock_rescan_remove();
return 0;
}
@@ -843,10 +844,13 @@ void eeh_handle_normal_event(struct eeh_pe *pe)
{LIST_HEAD_INIT(rmv_data.removed_vf_list), 0};
int devices = 0;
+ pci_lock_rescan_remove();
+
bus = eeh_pe_bus_get(pe);
if (!bus) {
pr_err("%s: Cannot find PCI bus for PHB#%x-PE#%x\n",
__func__, pe->phb->global_number, pe->addr);
+ pci_unlock_rescan_remove();
return;
}
@@ -907,7 +911,7 @@ void eeh_handle_normal_event(struct eeh_pe *pe)
/* FIXME: Use the same format as dump_stack() */
pr_err("EEH: Call Trace:\n");
for (i = 0; i < pe->trace_entries; i++)
- pr_err("EEH: [%pK] %pS\n", ptrs[i], ptrs[i]);
+ pr_err("EEH: [%p] %pS\n", ptrs[i], ptrs[i]);
pe->trace_entries = 0;
}
@@ -1094,10 +1098,15 @@ recover_failed:
eeh_pe_state_clear(pe, EEH_PE_PRI_BUS, true);
eeh_pe_dev_mode_mark(pe, EEH_DEV_REMOVED);
- pci_lock_rescan_remove();
- pci_hp_remove_devices(bus);
- pci_unlock_rescan_remove();
+ bus = eeh_pe_bus_get(pe);
+ if (bus)
+ pci_hp_remove_devices(bus);
+ else
+ pr_err("%s: PCI bus for PHB#%x-PE#%x disappeared\n",
+ __func__, pe->phb->global_number, pe->addr);
+
/* The passed PE should no longer be used */
+ pci_unlock_rescan_remove();
return;
}
@@ -1114,6 +1123,8 @@ out:
eeh_clear_slot_attention(edev->pdev);
eeh_pe_state_clear(pe, EEH_PE_RECOVERING, true);
+
+ pci_unlock_rescan_remove();
}
/**
@@ -1132,6 +1143,7 @@ void eeh_handle_special_event(void)
unsigned long flags;
int rc;
+ pci_lock_rescan_remove();
do {
rc = eeh_ops->next_error(&pe);
@@ -1171,10 +1183,12 @@ void eeh_handle_special_event(void)
break;
case EEH_NEXT_ERR_NONE:
+ pci_unlock_rescan_remove();
return;
default:
pr_warn("%s: Invalid value %d from next_error()\n",
__func__, rc);
+ pci_unlock_rescan_remove();
return;
}
@@ -1186,7 +1200,9 @@ void eeh_handle_special_event(void)
if (rc == EEH_NEXT_ERR_FROZEN_PE ||
rc == EEH_NEXT_ERR_FENCED_PHB) {
eeh_pe_state_mark(pe, EEH_PE_RECOVERING);
+ pci_unlock_rescan_remove();
eeh_handle_normal_event(pe);
+ pci_lock_rescan_remove();
} else {
eeh_for_each_pe(pe, tmp_pe)
eeh_pe_for_each_dev(tmp_pe, edev, tmp_edev)
@@ -1199,7 +1215,6 @@ void eeh_handle_special_event(void)
eeh_report_failure, NULL);
eeh_set_channel_state(pe, pci_channel_io_perm_failure);
- pci_lock_rescan_remove();
list_for_each_entry(hose, &hose_list, list_node) {
phb_pe = eeh_phb_pe_get(hose);
if (!phb_pe ||
@@ -1218,7 +1233,6 @@ void eeh_handle_special_event(void)
}
pci_hp_remove_devices(bus);
}
- pci_unlock_rescan_remove();
}
/*
@@ -1228,4 +1242,6 @@ void eeh_handle_special_event(void)
if (rc == EEH_NEXT_ERR_DEAD_IOC)
break;
} while (rc != EEH_NEXT_ERR_NONE);
+
+ pci_unlock_rescan_remove();
}
diff --git a/arch/powerpc/kernel/eeh_pe.c b/arch/powerpc/kernel/eeh_pe.c
index d283d281d28e..e740101fadf3 100644
--- a/arch/powerpc/kernel/eeh_pe.c
+++ b/arch/powerpc/kernel/eeh_pe.c
@@ -671,10 +671,12 @@ static void eeh_bridge_check_link(struct eeh_dev *edev)
eeh_ops->write_config(edev, cap + PCI_EXP_LNKCTL, 2, val);
/* Check link */
- if (!edev->pdev->link_active_reporting) {
- eeh_edev_dbg(edev, "No link reporting capability\n");
- msleep(1000);
- return;
+ if (edev->pdev) {
+ if (!edev->pdev->link_active_reporting) {
+ eeh_edev_dbg(edev, "No link reporting capability\n");
+ msleep(1000);
+ return;
+ }
}
/* Wait the link is up until timeout (5s) */
diff --git a/arch/powerpc/kernel/fadump.c b/arch/powerpc/kernel/fadump.c
index 8ca49e40c473..5782e743fd27 100644
--- a/arch/powerpc/kernel/fadump.c
+++ b/arch/powerpc/kernel/fadump.c
@@ -333,7 +333,7 @@ static __init u64 fadump_calculate_reserve_size(void)
* memory at a predefined offset.
*/
ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(),
- &size, &base, NULL, NULL);
+ &size, &base, NULL, NULL, NULL);
if (ret == 0 && size > 0) {
unsigned long max_size;
@@ -1373,15 +1373,12 @@ static void fadump_free_elfcorehdr_buf(void)
static void fadump_invalidate_release_mem(void)
{
- mutex_lock(&fadump_mutex);
- if (!fw_dump.dump_active) {
- mutex_unlock(&fadump_mutex);
- return;
+ scoped_guard(mutex, &fadump_mutex) {
+ if (!fw_dump.dump_active)
+ return;
+ fadump_cleanup();
}
- fadump_cleanup();
- mutex_unlock(&fadump_mutex);
-
fadump_free_elfcorehdr_buf();
fadump_release_memory(fw_dump.boot_mem_top, memblock_end_of_DRAM());
fadump_free_cpu_notes_buf();
diff --git a/arch/powerpc/kernel/legacy_serial.c b/arch/powerpc/kernel/legacy_serial.c
index 1da2f6e7d2a1..ae1906bfe8a5 100644
--- a/arch/powerpc/kernel/legacy_serial.c
+++ b/arch/powerpc/kernel/legacy_serial.c
@@ -54,9 +54,10 @@ static int legacy_serial_console = -1;
static const upf_t legacy_port_flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST |
UPF_SHARE_IRQ | UPF_FIXED_PORT;
-static unsigned int tsi_serial_in(struct uart_port *p, int offset)
+static u32 tsi_serial_in(struct uart_port *p, unsigned int offset)
{
- unsigned int tmp;
+ u32 tmp;
+
offset = offset << p->regshift;
if (offset == UART_IIR) {
tmp = readl(p->membase + (UART_IIR & ~3));
@@ -65,7 +66,7 @@ static unsigned int tsi_serial_in(struct uart_port *p, int offset)
return readb(p->membase + offset);
}
-static void tsi_serial_out(struct uart_port *p, int offset, int value)
+static void tsi_serial_out(struct uart_port *p, unsigned int offset, u32 value)
{
offset = offset << p->regshift;
if (!((offset == UART_IER) && (value & UART_IER_UUE)))
@@ -77,6 +78,8 @@ static int __init add_legacy_port(struct device_node *np, int want_index,
phys_addr_t taddr, unsigned long irq,
upf_t flags, int irq_check_parent)
{
+ struct plat_serial8250_port *legacy_port;
+ struct legacy_serial_info *legacy_info;
const __be32 *clk, *spd, *rs;
u32 clock = BASE_BAUD * 16;
u32 shift = 0;
@@ -110,16 +113,17 @@ static int __init add_legacy_port(struct device_node *np, int want_index,
if (index >= legacy_serial_count)
legacy_serial_count = index + 1;
+ legacy_port = &legacy_serial_ports[index];
+ legacy_info = &legacy_serial_infos[index];
+
/* Check if there is a port who already claimed our slot */
- if (legacy_serial_infos[index].np != NULL) {
+ if (legacy_info->np != NULL) {
/* if we still have some room, move it, else override */
if (legacy_serial_count < MAX_LEGACY_SERIAL_PORTS) {
printk(KERN_DEBUG "Moved legacy port %d -> %d\n",
index, legacy_serial_count);
- legacy_serial_ports[legacy_serial_count] =
- legacy_serial_ports[index];
- legacy_serial_infos[legacy_serial_count] =
- legacy_serial_infos[index];
+ legacy_serial_ports[legacy_serial_count] = *legacy_port;
+ legacy_serial_infos[legacy_serial_count] = *legacy_info;
legacy_serial_count++;
} else {
printk(KERN_DEBUG "Replacing legacy port %d\n", index);
@@ -127,36 +131,32 @@ static int __init add_legacy_port(struct device_node *np, int want_index,
}
/* Now fill the entry */
- memset(&legacy_serial_ports[index], 0,
- sizeof(struct plat_serial8250_port));
+ memset(legacy_port, 0, sizeof(*legacy_port));
if (iotype == UPIO_PORT)
- legacy_serial_ports[index].iobase = base;
+ legacy_port->iobase = base;
else
- legacy_serial_ports[index].mapbase = base;
-
- legacy_serial_ports[index].iotype = iotype;
- legacy_serial_ports[index].uartclk = clock;
- legacy_serial_ports[index].irq = irq;
- legacy_serial_ports[index].flags = flags;
- legacy_serial_ports[index].regshift = shift;
- legacy_serial_infos[index].taddr = taddr;
- legacy_serial_infos[index].np = of_node_get(np);
- legacy_serial_infos[index].clock = clock;
- legacy_serial_infos[index].speed = spd ? be32_to_cpup(spd) : 0;
- legacy_serial_infos[index].irq_check_parent = irq_check_parent;
+ legacy_port->mapbase = base;
+
+ legacy_port->iotype = iotype;
+ legacy_port->uartclk = clock;
+ legacy_port->irq = irq;
+ legacy_port->flags = flags;
+ legacy_port->regshift = shift;
+ legacy_info->taddr = taddr;
+ legacy_info->np = of_node_get(np);
+ legacy_info->clock = clock;
+ legacy_info->speed = spd ? be32_to_cpup(spd) : 0;
+ legacy_info->irq_check_parent = irq_check_parent;
if (iotype == UPIO_TSI) {
- legacy_serial_ports[index].serial_in = tsi_serial_in;
- legacy_serial_ports[index].serial_out = tsi_serial_out;
+ legacy_port->serial_in = tsi_serial_in;
+ legacy_port->serial_out = tsi_serial_out;
}
- printk(KERN_DEBUG "Found legacy serial port %d for %pOF\n",
- index, np);
- printk(KERN_DEBUG " %s=%llx, taddr=%llx, irq=%lx, clk=%d, speed=%d\n",
+ printk(KERN_DEBUG "Found legacy serial port %d for %pOF\n", index, np);
+ printk(KERN_DEBUG " %s=%pa, taddr=%pa, irq=%lx, clk=%d, speed=%d\n",
(iotype == UPIO_PORT) ? "port" : "mem",
- (unsigned long long)base, (unsigned long long)taddr, irq,
- legacy_serial_ports[index].uartclk,
- legacy_serial_infos[index].speed);
+ &base, &taddr, irq, legacy_port->uartclk, legacy_info->speed);
return index;
}
diff --git a/arch/powerpc/kernel/pci-hotplug.c b/arch/powerpc/kernel/pci-hotplug.c
index 9ea74973d78d..6f444d0822d8 100644
--- a/arch/powerpc/kernel/pci-hotplug.c
+++ b/arch/powerpc/kernel/pci-hotplug.c
@@ -141,6 +141,9 @@ void pci_hp_add_devices(struct pci_bus *bus)
struct pci_controller *phb;
struct device_node *dn = pci_bus_to_OF_node(bus);
+ if (!dn)
+ return;
+
phb = pci_bus_to_host(bus);
mode = PCI_PROBE_NORMAL;
diff --git a/arch/powerpc/kernel/ptrace/ptrace-view.c b/arch/powerpc/kernel/ptrace/ptrace-view.c
index c1819e0a6684..0310f9097e39 100644
--- a/arch/powerpc/kernel/ptrace/ptrace-view.c
+++ b/arch/powerpc/kernel/ptrace/ptrace-view.c
@@ -568,114 +568,114 @@ static int pkey_set(struct task_struct *target, const struct user_regset *regset
static const struct user_regset native_regsets[] = {
[REGSET_GPR] = {
- .core_note_type = NT_PRSTATUS, .n = ELF_NGREG,
+ USER_REGSET_NOTE_TYPE(PRSTATUS), .n = ELF_NGREG,
.size = sizeof(long), .align = sizeof(long),
.regset_get = gpr_get, .set = gpr_set
},
[REGSET_FPR] = {
- .core_note_type = NT_PRFPREG, .n = ELF_NFPREG,
+ USER_REGSET_NOTE_TYPE(PRFPREG), .n = ELF_NFPREG,
.size = sizeof(double), .align = sizeof(double),
.regset_get = fpr_get, .set = fpr_set
},
#ifdef CONFIG_ALTIVEC
[REGSET_VMX] = {
- .core_note_type = NT_PPC_VMX, .n = 34,
+ USER_REGSET_NOTE_TYPE(PPC_VMX), .n = 34,
.size = sizeof(vector128), .align = sizeof(vector128),
.active = vr_active, .regset_get = vr_get, .set = vr_set
},
#endif
#ifdef CONFIG_VSX
[REGSET_VSX] = {
- .core_note_type = NT_PPC_VSX, .n = 32,
+ USER_REGSET_NOTE_TYPE(PPC_VSX), .n = 32,
.size = sizeof(double), .align = sizeof(double),
.active = vsr_active, .regset_get = vsr_get, .set = vsr_set
},
#endif
#ifdef CONFIG_SPE
[REGSET_SPE] = {
- .core_note_type = NT_PPC_SPE, .n = 35,
+ USER_REGSET_NOTE_TYPE(PPC_SPE), .n = 35,
.size = sizeof(u32), .align = sizeof(u32),
.active = evr_active, .regset_get = evr_get, .set = evr_set
},
#endif
#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
[REGSET_TM_CGPR] = {
- .core_note_type = NT_PPC_TM_CGPR, .n = ELF_NGREG,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CGPR), .n = ELF_NGREG,
.size = sizeof(long), .align = sizeof(long),
.active = tm_cgpr_active, .regset_get = tm_cgpr_get, .set = tm_cgpr_set
},
[REGSET_TM_CFPR] = {
- .core_note_type = NT_PPC_TM_CFPR, .n = ELF_NFPREG,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CFPR), .n = ELF_NFPREG,
.size = sizeof(double), .align = sizeof(double),
.active = tm_cfpr_active, .regset_get = tm_cfpr_get, .set = tm_cfpr_set
},
[REGSET_TM_CVMX] = {
- .core_note_type = NT_PPC_TM_CVMX, .n = ELF_NVMX,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CVMX), .n = ELF_NVMX,
.size = sizeof(vector128), .align = sizeof(vector128),
.active = tm_cvmx_active, .regset_get = tm_cvmx_get, .set = tm_cvmx_set
},
[REGSET_TM_CVSX] = {
- .core_note_type = NT_PPC_TM_CVSX, .n = ELF_NVSX,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CVSX), .n = ELF_NVSX,
.size = sizeof(double), .align = sizeof(double),
.active = tm_cvsx_active, .regset_get = tm_cvsx_get, .set = tm_cvsx_set
},
[REGSET_TM_SPR] = {
- .core_note_type = NT_PPC_TM_SPR, .n = ELF_NTMSPRREG,
+ USER_REGSET_NOTE_TYPE(PPC_TM_SPR), .n = ELF_NTMSPRREG,
.size = sizeof(u64), .align = sizeof(u64),
.active = tm_spr_active, .regset_get = tm_spr_get, .set = tm_spr_set
},
[REGSET_TM_CTAR] = {
- .core_note_type = NT_PPC_TM_CTAR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CTAR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.active = tm_tar_active, .regset_get = tm_tar_get, .set = tm_tar_set
},
[REGSET_TM_CPPR] = {
- .core_note_type = NT_PPC_TM_CPPR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CPPR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.active = tm_ppr_active, .regset_get = tm_ppr_get, .set = tm_ppr_set
},
[REGSET_TM_CDSCR] = {
- .core_note_type = NT_PPC_TM_CDSCR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CDSCR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.active = tm_dscr_active, .regset_get = tm_dscr_get, .set = tm_dscr_set
},
#endif
#ifdef CONFIG_PPC64
[REGSET_PPR] = {
- .core_note_type = NT_PPC_PPR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_PPR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.regset_get = ppr_get, .set = ppr_set
},
[REGSET_DSCR] = {
- .core_note_type = NT_PPC_DSCR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_DSCR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.regset_get = dscr_get, .set = dscr_set
},
#endif
#ifdef CONFIG_PPC_BOOK3S_64
[REGSET_TAR] = {
- .core_note_type = NT_PPC_TAR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_TAR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.regset_get = tar_get, .set = tar_set
},
[REGSET_EBB] = {
- .core_note_type = NT_PPC_EBB, .n = ELF_NEBB,
+ USER_REGSET_NOTE_TYPE(PPC_EBB), .n = ELF_NEBB,
.size = sizeof(u64), .align = sizeof(u64),
.active = ebb_active, .regset_get = ebb_get, .set = ebb_set
},
[REGSET_PMR] = {
- .core_note_type = NT_PPC_PMU, .n = ELF_NPMU,
+ USER_REGSET_NOTE_TYPE(PPC_PMU), .n = ELF_NPMU,
.size = sizeof(u64), .align = sizeof(u64),
.active = pmu_active, .regset_get = pmu_get, .set = pmu_set
},
[REGSET_DEXCR] = {
- .core_note_type = NT_PPC_DEXCR, .n = ELF_NDEXCR,
+ USER_REGSET_NOTE_TYPE(PPC_DEXCR), .n = ELF_NDEXCR,
.size = sizeof(u64), .align = sizeof(u64),
.active = dexcr_active, .regset_get = dexcr_get
},
#ifdef CONFIG_CHECKPOINT_RESTORE
[REGSET_HASHKEYR] = {
- .core_note_type = NT_PPC_HASHKEYR, .n = ELF_NHASHKEYR,
+ USER_REGSET_NOTE_TYPE(PPC_HASHKEYR), .n = ELF_NHASHKEYR,
.size = sizeof(u64), .align = sizeof(u64),
.active = hashkeyr_active, .regset_get = hashkeyr_get, .set = hashkeyr_set
},
@@ -683,7 +683,7 @@ static const struct user_regset native_regsets[] = {
#endif
#ifdef CONFIG_PPC_MEM_KEYS
[REGSET_PKEY] = {
- .core_note_type = NT_PPC_PKEY, .n = ELF_NPKEY,
+ USER_REGSET_NOTE_TYPE(PPC_PKEY), .n = ELF_NPKEY,
.size = sizeof(u64), .align = sizeof(u64),
.active = pkey_active, .regset_get = pkey_get, .set = pkey_set
},
@@ -843,92 +843,92 @@ static int gpr32_set(struct task_struct *target,
*/
static const struct user_regset compat_regsets[] = {
[REGSET_GPR] = {
- .core_note_type = NT_PRSTATUS, .n = ELF_NGREG,
+ USER_REGSET_NOTE_TYPE(PRSTATUS), .n = ELF_NGREG,
.size = sizeof(compat_long_t), .align = sizeof(compat_long_t),
.regset_get = gpr32_get, .set = gpr32_set
},
[REGSET_FPR] = {
- .core_note_type = NT_PRFPREG, .n = ELF_NFPREG,
+ USER_REGSET_NOTE_TYPE(PRFPREG), .n = ELF_NFPREG,
.size = sizeof(double), .align = sizeof(double),
.regset_get = fpr_get, .set = fpr_set
},
#ifdef CONFIG_ALTIVEC
[REGSET_VMX] = {
- .core_note_type = NT_PPC_VMX, .n = 34,
+ USER_REGSET_NOTE_TYPE(PPC_VMX), .n = 34,
.size = sizeof(vector128), .align = sizeof(vector128),
.active = vr_active, .regset_get = vr_get, .set = vr_set
},
#endif
#ifdef CONFIG_SPE
[REGSET_SPE] = {
- .core_note_type = NT_PPC_SPE, .n = 35,
+ USER_REGSET_NOTE_TYPE(PPC_SPE), .n = 35,
.size = sizeof(u32), .align = sizeof(u32),
.active = evr_active, .regset_get = evr_get, .set = evr_set
},
#endif
#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
[REGSET_TM_CGPR] = {
- .core_note_type = NT_PPC_TM_CGPR, .n = ELF_NGREG,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CGPR), .n = ELF_NGREG,
.size = sizeof(long), .align = sizeof(long),
.active = tm_cgpr_active,
.regset_get = tm_cgpr32_get, .set = tm_cgpr32_set
},
[REGSET_TM_CFPR] = {
- .core_note_type = NT_PPC_TM_CFPR, .n = ELF_NFPREG,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CFPR), .n = ELF_NFPREG,
.size = sizeof(double), .align = sizeof(double),
.active = tm_cfpr_active, .regset_get = tm_cfpr_get, .set = tm_cfpr_set
},
[REGSET_TM_CVMX] = {
- .core_note_type = NT_PPC_TM_CVMX, .n = ELF_NVMX,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CVMX), .n = ELF_NVMX,
.size = sizeof(vector128), .align = sizeof(vector128),
.active = tm_cvmx_active, .regset_get = tm_cvmx_get, .set = tm_cvmx_set
},
[REGSET_TM_CVSX] = {
- .core_note_type = NT_PPC_TM_CVSX, .n = ELF_NVSX,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CVSX), .n = ELF_NVSX,
.size = sizeof(double), .align = sizeof(double),
.active = tm_cvsx_active, .regset_get = tm_cvsx_get, .set = tm_cvsx_set
},
[REGSET_TM_SPR] = {
- .core_note_type = NT_PPC_TM_SPR, .n = ELF_NTMSPRREG,
+ USER_REGSET_NOTE_TYPE(PPC_TM_SPR), .n = ELF_NTMSPRREG,
.size = sizeof(u64), .align = sizeof(u64),
.active = tm_spr_active, .regset_get = tm_spr_get, .set = tm_spr_set
},
[REGSET_TM_CTAR] = {
- .core_note_type = NT_PPC_TM_CTAR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CTAR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.active = tm_tar_active, .regset_get = tm_tar_get, .set = tm_tar_set
},
[REGSET_TM_CPPR] = {
- .core_note_type = NT_PPC_TM_CPPR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CPPR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.active = tm_ppr_active, .regset_get = tm_ppr_get, .set = tm_ppr_set
},
[REGSET_TM_CDSCR] = {
- .core_note_type = NT_PPC_TM_CDSCR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_TM_CDSCR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.active = tm_dscr_active, .regset_get = tm_dscr_get, .set = tm_dscr_set
},
#endif
#ifdef CONFIG_PPC64
[REGSET_PPR] = {
- .core_note_type = NT_PPC_PPR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_PPR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.regset_get = ppr_get, .set = ppr_set
},
[REGSET_DSCR] = {
- .core_note_type = NT_PPC_DSCR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_DSCR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.regset_get = dscr_get, .set = dscr_set
},
#endif
#ifdef CONFIG_PPC_BOOK3S_64
[REGSET_TAR] = {
- .core_note_type = NT_PPC_TAR, .n = 1,
+ USER_REGSET_NOTE_TYPE(PPC_TAR), .n = 1,
.size = sizeof(u64), .align = sizeof(u64),
.regset_get = tar_get, .set = tar_set
},
[REGSET_EBB] = {
- .core_note_type = NT_PPC_EBB, .n = ELF_NEBB,
+ USER_REGSET_NOTE_TYPE(PPC_EBB), .n = ELF_NEBB,
.size = sizeof(u64), .align = sizeof(u64),
.active = ebb_active, .regset_get = ebb_get, .set = ebb_set
},
diff --git a/arch/powerpc/kernel/rtas_flash.c b/arch/powerpc/kernel/rtas_flash.c
index 5407024881e5..583dc16e9d3c 100644
--- a/arch/powerpc/kernel/rtas_flash.c
+++ b/arch/powerpc/kernel/rtas_flash.c
@@ -312,13 +312,13 @@ static ssize_t rtas_flash_write(struct file *file, const char __user *buffer,
{
struct rtas_update_flash_t *const uf = &rtas_update_flash_data;
char *p;
- int next_free, rc;
+ int next_free;
struct flash_block_list *fl;
- mutex_lock(&rtas_update_flash_mutex);
+ guard(mutex)(&rtas_update_flash_mutex);
if (uf->status == FLASH_AUTH || count == 0)
- goto out; /* discard data */
+ return count; /* discard data */
/* In the case that the image is not ready for flashing, the memory
* allocated for the block list will be freed upon the release of the
@@ -327,7 +327,7 @@ static ssize_t rtas_flash_write(struct file *file, const char __user *buffer,
if (uf->flist == NULL) {
uf->flist = kmem_cache_zalloc(flash_block_cache, GFP_KERNEL);
if (!uf->flist)
- goto nomem;
+ return -ENOMEM;
}
fl = uf->flist;
@@ -338,7 +338,7 @@ static ssize_t rtas_flash_write(struct file *file, const char __user *buffer,
/* Need to allocate another block_list */
fl->next = kmem_cache_zalloc(flash_block_cache, GFP_KERNEL);
if (!fl->next)
- goto nomem;
+ return -ENOMEM;
fl = fl->next;
next_free = 0;
}
@@ -347,25 +347,17 @@ static ssize_t rtas_flash_write(struct file *file, const char __user *buffer,
count = RTAS_BLK_SIZE;
p = kmem_cache_zalloc(flash_block_cache, GFP_KERNEL);
if (!p)
- goto nomem;
+ return -ENOMEM;
if(copy_from_user(p, buffer, count)) {
kmem_cache_free(flash_block_cache, p);
- rc = -EFAULT;
- goto error;
+ return -EFAULT;
}
fl->blocks[next_free].data = p;
fl->blocks[next_free].length = count;
fl->num_blocks++;
-out:
- mutex_unlock(&rtas_update_flash_mutex);
- return count;
-nomem:
- rc = -ENOMEM;
-error:
- mutex_unlock(&rtas_update_flash_mutex);
- return rc;
+ return count;
}
/*
@@ -405,19 +397,18 @@ static ssize_t manage_flash_write(struct file *file, const char __user *buf,
static const char reject_str[] = "0";
static const char commit_str[] = "1";
char stkbuf[10];
- int op, rc;
+ int op;
- mutex_lock(&rtas_manage_flash_mutex);
+ guard(mutex)(&rtas_manage_flash_mutex);
if ((args_buf->status == MANAGE_AUTH) || (count == 0))
- goto out;
+ return count;
op = -1;
if (buf) {
if (count > 9) count = 9;
- rc = -EFAULT;
if (copy_from_user (stkbuf, buf, count))
- goto error;
+ return -EFAULT;
if (strncmp(stkbuf, reject_str, strlen(reject_str)) == 0)
op = RTAS_REJECT_TMP_IMG;
else if (strncmp(stkbuf, commit_str, strlen(commit_str)) == 0)
@@ -425,18 +416,11 @@ static ssize_t manage_flash_write(struct file *file, const char __user *buf,
}
if (op == -1) { /* buf is empty, or contains invalid string */
- rc = -EINVAL;
- goto error;
+ return -EINVAL;
}
manage_flash(args_buf, op);
-out:
- mutex_unlock(&rtas_manage_flash_mutex);
return count;
-
-error:
- mutex_unlock(&rtas_manage_flash_mutex);
- return rc;
}
/*
@@ -499,16 +483,14 @@ static ssize_t validate_flash_write(struct file *file, const char __user *buf,
{
struct rtas_validate_flash_t *const args_buf =
&rtas_validate_flash_data;
- int rc;
- mutex_lock(&rtas_validate_flash_mutex);
+ guard(mutex)(&rtas_validate_flash_mutex);
/* We are only interested in the first 4K of the
* candidate image */
if ((*off >= VALIDATE_BUF_SIZE) ||
(args_buf->status == VALIDATE_AUTH)) {
*off += count;
- mutex_unlock(&rtas_validate_flash_mutex);
return count;
}
@@ -519,20 +501,14 @@ static ssize_t validate_flash_write(struct file *file, const char __user *buf,
args_buf->status = VALIDATE_INCOMPLETE;
}
- if (!access_ok(buf, count)) {
- rc = -EFAULT;
- goto done;
- }
- if (copy_from_user(args_buf->buf + *off, buf, count)) {
- rc = -EFAULT;
- goto done;
- }
+ if (!access_ok(buf, count))
+ return -EFAULT;
+
+ if (copy_from_user(args_buf->buf + *off, buf, count))
+ return -EFAULT;
*off += count;
- rc = count;
-done:
- mutex_unlock(&rtas_validate_flash_mutex);
- return rc;
+ return count;
}
static int validate_flash_release(struct inode *inode, struct file *file)
diff --git a/arch/powerpc/kernel/secvar-sysfs.c b/arch/powerpc/kernel/secvar-sysfs.c
index afb690a172b4..ec900bce0257 100644
--- a/arch/powerpc/kernel/secvar-sysfs.c
+++ b/arch/powerpc/kernel/secvar-sysfs.c
@@ -121,7 +121,7 @@ static struct attribute *secvar_attrs[] = {
static const struct attribute_group secvar_attr_group = {
.attrs = secvar_attrs,
- .bin_attrs_new = secvar_bin_attrs,
+ .bin_attrs = secvar_bin_attrs,
};
__ATTRIBUTE_GROUPS(secvar_attr);
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 5ac7084eebc0..f59e4b9cc207 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -1700,28 +1700,23 @@ static void __init build_sched_topology(void)
#ifdef CONFIG_SCHED_SMT
if (has_big_cores) {
pr_info("Big cores detected but using small core scheduling\n");
- powerpc_topology[i++] = (struct sched_domain_topology_level){
- smallcore_smt_mask, powerpc_smt_flags, SD_INIT_NAME(SMT)
- };
+ powerpc_topology[i++] =
+ SDTL_INIT(smallcore_smt_mask, powerpc_smt_flags, SMT);
} else {
- powerpc_topology[i++] = (struct sched_domain_topology_level){
- cpu_smt_mask, powerpc_smt_flags, SD_INIT_NAME(SMT)
- };
+ powerpc_topology[i++] = SDTL_INIT(cpu_smt_mask, powerpc_smt_flags, SMT);
}
#endif
if (shared_caches) {
- powerpc_topology[i++] = (struct sched_domain_topology_level){
- shared_cache_mask, powerpc_shared_cache_flags, SD_INIT_NAME(CACHE)
- };
+ powerpc_topology[i++] =
+ SDTL_INIT(shared_cache_mask, powerpc_shared_cache_flags, CACHE);
}
+
if (has_coregroup_support()) {
- powerpc_topology[i++] = (struct sched_domain_topology_level){
- cpu_mc_mask, powerpc_shared_proc_flags, SD_INIT_NAME(MC)
- };
+ powerpc_topology[i++] =
+ SDTL_INIT(cpu_mc_mask, powerpc_shared_proc_flags, MC);
}
- powerpc_topology[i++] = (struct sched_domain_topology_level){
- cpu_cpu_mask, powerpc_shared_proc_flags, SD_INIT_NAME(PKG)
- };
+
+ powerpc_topology[i++] = SDTL_INIT(cpu_cpu_mask, powerpc_shared_proc_flags, PKG);
/* There must be one trailing NULL entry left. */
BUG_ON(i >= ARRAY_SIZE(powerpc_topology) - 1);
diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl b/arch/powerpc/kernel/syscalls/syscall.tbl
index 9a084bdb8926..b453e80dfc00 100644
--- a/arch/powerpc/kernel/syscalls/syscall.tbl
+++ b/arch/powerpc/kernel/syscalls/syscall.tbl
@@ -558,3 +558,5 @@
465 common listxattrat sys_listxattrat
466 common removexattrat sys_removexattrat
467 common open_tree_attr sys_open_tree_attr
+468 common file_getattr sys_file_getattr
+469 common file_setattr sys_file_setattr
generated by cgit (git 2.34.1) at 2025-08-04 10:25:51 +0000