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-rw-r--r--Documentation/laptops/thinkpad-acpi.txt11
-rw-r--r--MAINTAINERS3
-rw-r--r--arch/x86/kernel/tsc.c3
-rw-r--r--drivers/acpi/dispatcher/dsobject.c2
-rw-r--r--drivers/acpi/processor_perflib.c2
-rw-r--r--drivers/acpi/sbshc.c7
-rw-r--r--drivers/acpi/tables.c2
-rw-r--r--drivers/misc/fujitsu-laptop.c7
-rw-r--r--drivers/misc/thinkpad_acpi.c1
-rw-r--r--drivers/pci/setup-bus.c5
-rw-r--r--drivers/pnp/pnpacpi/rsparser.c2
-rw-r--r--include/linux/list.h13
-rw-r--r--kernel/sysctl.c1
-rw-r--r--lib/debugobjects.c31
-rw-r--r--mm/mmap.c4
-rw-r--r--net/mac80211/mlme.c48
16 files changed, 106 insertions, 36 deletions
diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt
index 02dc748b76c..71f0fe1fc1b 100644
--- a/Documentation/laptops/thinkpad-acpi.txt
+++ b/Documentation/laptops/thinkpad-acpi.txt
@@ -44,7 +44,7 @@ detailed description):
- LCD brightness control
- Volume control
- Fan control and monitoring: fan speed, fan enable/disable
- - Experimental: WAN enable and disable
+ - WAN enable and disable
A compatibility table by model and feature is maintained on the web
site, http://ibm-acpi.sf.net/. I appreciate any success or failure
@@ -1375,18 +1375,13 @@ with EINVAL, try to set pwm1_enable to 1 and pwm1 to at least 128 (255
would be the safest choice, though).
-EXPERIMENTAL: WAN
------------------
+WAN
+---
procfs: /proc/acpi/ibm/wan
sysfs device attribute: wwan_enable (deprecated)
sysfs rfkill class: switch "tpacpi_wwan_sw"
-This feature is marked EXPERIMENTAL because the implementation
-directly accesses hardware registers and may not work as expected. USE
-WITH CAUTION! To use this feature, you need to supply the
-experimental=1 parameter when loading the module.
-
This feature shows the presence and current state of a W-WAN (Sierra
Wireless EV-DO) device.
diff --git a/MAINTAINERS b/MAINTAINERS
index ced3c202f8e..af279458b61 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -222,8 +222,7 @@ W: http://code.google.com/p/aceracpi
S: Maintained
ACPI
-P: Andi Kleen
-M: ak@linux.intel.com
+P: Len Brown
M: lenb@kernel.org
L: linux-acpi@vger.kernel.org
W: http://www.lesswatts.org/projects/acpi/
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 346cae5ac42..8f98e9de1b8 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -267,8 +267,7 @@ unsigned long native_calibrate_tsc(void)
*/
if (tsc_pit_min == ULONG_MAX) {
/* PIT gave no useful value */
- printk(KERN_WARNING "TSC: PIT calibration failed due to "
- "SMI disturbance.\n");
+ printk(KERN_WARNING "TSC: Unable to calibrate against PIT\n");
/* We don't have an alternative source, disable TSC */
if (!hpet && !pm1 && !pm2) {
diff --git a/drivers/acpi/dispatcher/dsobject.c b/drivers/acpi/dispatcher/dsobject.c
index 1022e38994c..0f280589921 100644
--- a/drivers/acpi/dispatcher/dsobject.c
+++ b/drivers/acpi/dispatcher/dsobject.c
@@ -496,7 +496,7 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state,
arg = arg->common.next;
}
- ACPI_ERROR((AE_INFO,
+ ACPI_WARNING((AE_INFO,
"Package List length (%X) larger than NumElements count (%X), truncated\n",
i, element_count));
} else if (i < element_count) {
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index 80e32093e97..80c251ec6d2 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -71,7 +71,7 @@ static DEFINE_MUTEX(performance_mutex);
* 1 -> ignore _PPC totally -> forced by user through boot param
*/
static int ignore_ppc = -1;
-module_param(ignore_ppc, uint, 0644);
+module_param(ignore_ppc, int, 0644);
MODULE_PARM_DESC(ignore_ppc, "If the frequency of your machine gets wrongly" \
"limited by BIOS, this should help");
diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c
index bcf2c70fca8..a4e3767b8c6 100644
--- a/drivers/acpi/sbshc.c
+++ b/drivers/acpi/sbshc.c
@@ -107,6 +107,13 @@ static int wait_transaction_complete(struct acpi_smb_hc *hc, int timeout)
if (wait_event_timeout(hc->wait, smb_check_done(hc),
msecs_to_jiffies(timeout)))
return 0;
+ /*
+ * After the timeout happens, OS will try to check the status of SMbus.
+ * If the status is what OS expected, it will be regarded as the bogus
+ * timeout.
+ */
+ if (smb_check_done(hc))
+ return 0;
else
return -ETIME;
}
diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
index c3419182c9a..775c97a282b 100644
--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/tables.c
@@ -300,6 +300,8 @@ int __init acpi_table_init(void)
static int __init acpi_parse_apic_instance(char *str)
{
+ if (!str)
+ return -EINVAL;
acpi_apic_instance = simple_strtoul(str, NULL, 0);
diff --git a/drivers/misc/fujitsu-laptop.c b/drivers/misc/fujitsu-laptop.c
index 7a1ef6c262d..3e56203e494 100644
--- a/drivers/misc/fujitsu-laptop.c
+++ b/drivers/misc/fujitsu-laptop.c
@@ -463,6 +463,13 @@ static struct dmi_system_id __initdata fujitsu_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK S6410"),
},
.callback = dmi_check_cb_s6410},
+ {
+ .ident = "FUJITSU LifeBook P8010",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LifeBook P8010"),
+ },
+ .callback = dmi_check_cb_s6410},
{}
};
diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c
index d3eb7903c34..6b9300779a4 100644
--- a/drivers/misc/thinkpad_acpi.c
+++ b/drivers/misc/thinkpad_acpi.c
@@ -3086,7 +3086,6 @@ static struct ibm_struct wan_driver_data = {
.read = wan_read,
.write = wan_write,
.exit = wan_exit,
- .flags.experimental = 1,
};
/*************************************************************************
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 82634a2f1b1..1aad599816f 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -352,11 +352,12 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask, unsigned long
continue;
r_size = r->end - r->start + 1;
/* For bridges size != alignment */
- align = (i < PCI_BRIDGE_RESOURCES) ? r_size : r->start;
+ align = resource_alignment(r);
order = __ffs(align) - 20;
if (order > 11) {
- dev_warn(&dev->dev, "BAR %d too large: "
+ dev_warn(&dev->dev, "BAR %d bad alignment %llx: "
"%#016llx-%#016llx\n", i,
+ (unsigned long long)align,
(unsigned long long)r->start,
(unsigned long long)r->end);
r->flags = 0;
diff --git a/drivers/pnp/pnpacpi/rsparser.c b/drivers/pnp/pnpacpi/rsparser.c
index d7e9f2152df..95015cbfd33 100644
--- a/drivers/pnp/pnpacpi/rsparser.c
+++ b/drivers/pnp/pnpacpi/rsparser.c
@@ -405,8 +405,6 @@ static acpi_status pnpacpi_allocated_resource(struct acpi_resource *res,
case ACPI_RESOURCE_TYPE_EXTENDED_IRQ:
extended_irq = &res->data.extended_irq;
- if (extended_irq->producer_consumer == ACPI_PRODUCER)
- return AE_OK;
if (extended_irq->interrupt_count == 0)
pnp_add_irq_resource(dev, 0, IORESOURCE_DISABLED);
diff --git a/include/linux/list.h b/include/linux/list.h
index db35ef02e74..969f6e92d08 100644
--- a/include/linux/list.h
+++ b/include/linux/list.h
@@ -619,6 +619,19 @@ static inline void hlist_add_after(struct hlist_node *n,
next->next->pprev = &next->next;
}
+/*
+ * Move a list from one list head to another. Fixup the pprev
+ * reference of the first entry if it exists.
+ */
+static inline void hlist_move_list(struct hlist_head *old,
+ struct hlist_head *new)
+{
+ new->first = old->first;
+ if (new->first)
+ new->first->pprev = &new->first;
+ old->first = NULL;
+}
+
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
#define hlist_for_each(pos, head) \
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index fe471334727..50ec0886fa3 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -159,6 +159,7 @@ static int proc_dointvec_taint(struct ctl_table *table, int write, struct file *
static struct ctl_table root_table[];
static struct ctl_table_root sysctl_table_root;
static struct ctl_table_header root_table_header = {
+ .count = 1,
.ctl_table = root_table,
.ctl_entry = LIST_HEAD_INIT(sysctl_table_root.default_set.list),
.root = &sysctl_table_root,
diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 45a6bde762d..e3ab374e133 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -112,6 +112,7 @@ static struct debug_obj *lookup_object(void *addr, struct debug_bucket *b)
/*
* Allocate a new object. If the pool is empty, switch off the debugger.
+ * Must be called with interrupts disabled.
*/
static struct debug_obj *
alloc_object(void *addr, struct debug_bucket *b, struct debug_obj_descr *descr)
@@ -148,17 +149,18 @@ alloc_object(void *addr, struct debug_bucket *b, struct debug_obj_descr *descr)
static void free_object(struct debug_obj *obj)
{
unsigned long idx = (unsigned long)(obj - obj_static_pool);
+ unsigned long flags;
if (obj_pool_free < ODEBUG_POOL_SIZE || idx < ODEBUG_POOL_SIZE) {
- spin_lock(&pool_lock);
+ spin_lock_irqsave(&pool_lock, flags);
hlist_add_head(&obj->node, &obj_pool);
obj_pool_free++;
obj_pool_used--;
- spin_unlock(&pool_lock);
+ spin_unlock_irqrestore(&pool_lock, flags);
} else {
- spin_lock(&pool_lock);
+ spin_lock_irqsave(&pool_lock, flags);
obj_pool_used--;
- spin_unlock(&pool_lock);
+ spin_unlock_irqrestore(&pool_lock, flags);
kmem_cache_free(obj_cache, obj);
}
}
@@ -171,6 +173,7 @@ static void debug_objects_oom(void)
{
struct debug_bucket *db = obj_hash;
struct hlist_node *node, *tmp;
+ HLIST_HEAD(freelist);
struct debug_obj *obj;
unsigned long flags;
int i;
@@ -179,11 +182,14 @@ static void debug_objects_oom(void)
for (i = 0; i < ODEBUG_HASH_SIZE; i++, db++) {
spin_lock_irqsave(&db->lock, flags);
- hlist_for_each_entry_safe(obj, node, tmp, &db->list, node) {
+ hlist_move_list(&db->list, &freelist);
+ spin_unlock_irqrestore(&db->lock, flags);
+
+ /* Now free them */
+ hlist_for_each_entry_safe(obj, node, tmp, &freelist, node) {
hlist_del(&obj->node);
free_object(obj);
}
- spin_unlock_irqrestore(&db->lock, flags);
}
}
@@ -498,8 +504,9 @@ void debug_object_free(void *addr, struct debug_obj_descr *descr)
return;
default:
hlist_del(&obj->node);
+ spin_unlock_irqrestore(&db->lock, flags);
free_object(obj);
- break;
+ return;
}
out_unlock:
spin_unlock_irqrestore(&db->lock, flags);
@@ -510,6 +517,7 @@ static void __debug_check_no_obj_freed(const void *address, unsigned long size)
{
unsigned long flags, oaddr, saddr, eaddr, paddr, chunks;
struct hlist_node *node, *tmp;
+ HLIST_HEAD(freelist);
struct debug_obj_descr *descr;
enum debug_obj_state state;
struct debug_bucket *db;
@@ -545,11 +553,18 @@ repeat:
goto repeat;
default:
hlist_del(&obj->node);
- free_object(obj);
+ hlist_add_head(&obj->node, &freelist);
break;
}
}
spin_unlock_irqrestore(&db->lock, flags);
+
+ /* Now free them */
+ hlist_for_each_entry_safe(obj, node, tmp, &freelist, node) {
+ hlist_del(&obj->node);
+ free_object(obj);
+ }
+
if (cnt > debug_objects_maxchain)
debug_objects_maxchain = cnt;
}
diff --git a/mm/mmap.c b/mm/mmap.c
index 339cf5c4d5d..e7a5a68a9c2 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1030,6 +1030,10 @@ unsigned long do_mmap_pgoff(struct file * file, unsigned long addr,
} else {
switch (flags & MAP_TYPE) {
case MAP_SHARED:
+ /*
+ * Ignore pgoff.
+ */
+ pgoff = 0;
vm_flags |= VM_SHARED | VM_MAYSHARE;
break;
case MAP_PRIVATE:
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 9bb68c6a8f4..902cac1bd24 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -478,21 +478,51 @@ int ieee80211_ht_addt_info_ie_to_ht_bss_info(
static void ieee80211_sta_send_associnfo(struct net_device *dev,
struct ieee80211_if_sta *ifsta)
{
+ char *buf;
+ size_t len;
+ int i;
union iwreq_data wrqu;
+ if (!ifsta->assocreq_ies && !ifsta->assocresp_ies)
+ return;
+
+ buf = kmalloc(50 + 2 * (ifsta->assocreq_ies_len +
+ ifsta->assocresp_ies_len), GFP_KERNEL);
+ if (!buf)
+ return;
+
+ len = sprintf(buf, "ASSOCINFO(");
if (ifsta->assocreq_ies) {
- memset(&wrqu, 0, sizeof(wrqu));
- wrqu.data.length = ifsta->assocreq_ies_len;
- wireless_send_event(dev, IWEVASSOCREQIE, &wrqu,
- ifsta->assocreq_ies);
+ len += sprintf(buf + len, "ReqIEs=");
+ for (i = 0; i < ifsta->assocreq_ies_len; i++) {
+ len += sprintf(buf + len, "%02x",
+ ifsta->assocreq_ies[i]);
+ }
}
-
if (ifsta->assocresp_ies) {
- memset(&wrqu, 0, sizeof(wrqu));
- wrqu.data.length = ifsta->assocresp_ies_len;
- wireless_send_event(dev, IWEVASSOCRESPIE, &wrqu,
- ifsta->assocresp_ies);
+ if (ifsta->assocreq_ies)
+ len += sprintf(buf + len, " ");
+ len += sprintf(buf + len, "RespIEs=");
+ for (i = 0; i < ifsta->assocresp_ies_len; i++) {
+ len += sprintf(buf + len, "%02x",
+ ifsta->assocresp_ies[i]);
+ }
+ }
+ len += sprintf(buf + len, ")");
+
+ if (len > IW_CUSTOM_MAX) {
+ len = sprintf(buf, "ASSOCRESPIE=");
+ for (i = 0; i < ifsta->assocresp_ies_len; i++) {
+ len += sprintf(buf + len, "%02x",
+ ifsta->assocresp_ies[i]);
+ }
}
+
+ memset(&wrqu, 0, sizeof(wrqu));
+ wrqu.data.length = len;
+ wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf);
+
+ kfree(buf);
}