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-rw-r--r--block/blktrace.c5
-rw-r--r--block/ll_rw_blk.c4
-rw-r--r--drivers/acpi/Kconfig7
-rw-r--r--drivers/acpi/Makefile1
-rw-r--r--drivers/acpi/dock.c739
-rw-r--r--drivers/acpi/scan.c23
-rw-r--r--drivers/cpufreq/cpufreq.c4
-rw-r--r--include/acpi/acpi_bus.h2
-rw-r--r--include/acpi/acpi_drivers.h17
-rw-r--r--include/asm-i386/atomic.h30
-rw-r--r--include/asm-i386/futex.h10
-rw-r--r--include/asm-i386/local.h14
-rw-r--r--include/asm-i386/posix_types.h4
-rw-r--r--include/asm-i386/rwlock.h4
-rw-r--r--include/asm-i386/rwsem.h35
-rw-r--r--include/asm-i386/semaphore.h8
-rw-r--r--include/asm-i386/spinlock.h14
-rw-r--r--include/asm-powerpc/atomic.h32
-rw-r--r--include/asm-powerpc/bitops.h16
-rw-r--r--include/asm-powerpc/system.h16
-rw-r--r--include/linux/blktrace_api.h5
21 files changed, 103 insertions, 887 deletions
diff --git a/block/blktrace.c b/block/blktrace.c
index 92925e7d9e6..b8c0702777f 100644
--- a/block/blktrace.c
+++ b/block/blktrace.c
@@ -69,7 +69,7 @@ static u32 ddir_act[2] __read_mostly = { BLK_TC_ACT(BLK_TC_READ), BLK_TC_ACT(BLK
/*
* Bio action bits of interest
*/
-static u32 bio_act[3] __read_mostly = { 0, BLK_TC_ACT(BLK_TC_BARRIER), BLK_TC_ACT(BLK_TC_SYNC) };
+static u32 bio_act[5] __read_mostly = { 0, BLK_TC_ACT(BLK_TC_BARRIER), BLK_TC_ACT(BLK_TC_SYNC), 0, BLK_TC_ACT(BLK_TC_AHEAD) };
/*
* More could be added as needed, taking care to increment the decrementer
@@ -79,6 +79,8 @@ static u32 bio_act[3] __read_mostly = { 0, BLK_TC_ACT(BLK_TC_BARRIER), BLK_TC_AC
(((rw) & (1 << BIO_RW_BARRIER)) >> (BIO_RW_BARRIER - 0))
#define trace_sync_bit(rw) \
(((rw) & (1 << BIO_RW_SYNC)) >> (BIO_RW_SYNC - 1))
+#define trace_ahead_bit(rw) \
+ (((rw) & (1 << BIO_RW_AHEAD)) << (BIO_RW_AHEAD - 0))
/*
* The worker for the various blk_add_trace*() types. Fills out a
@@ -100,6 +102,7 @@ void __blk_add_trace(struct blk_trace *bt, sector_t sector, int bytes,
what |= ddir_act[rw & WRITE];
what |= bio_act[trace_barrier_bit(rw)];
what |= bio_act[trace_sync_bit(rw)];
+ what |= bio_act[trace_ahead_bit(rw)];
pid = tsk->pid;
if (unlikely(act_log_check(bt, what, sector, pid)))
diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c
index ab17c7224bb..61d6b3c65b6 100644
--- a/block/ll_rw_blk.c
+++ b/block/ll_rw_blk.c
@@ -3491,8 +3491,8 @@ EXPORT_SYMBOL(end_request);
void blk_rq_bio_prep(request_queue_t *q, struct request *rq, struct bio *bio)
{
- /* first three bits are identical in rq->flags and bio->bi_rw */
- rq->flags |= (bio->bi_rw & 7);
+ /* first two bits are identical in rq->flags and bio->bi_rw */
+ rq->flags |= (bio->bi_rw & 3);
rq->nr_phys_segments = bio_phys_segments(q, bio);
rq->nr_hw_segments = bio_hw_segments(q, bio);
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index fef7bab1224..290c767dd77 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -133,13 +133,6 @@ config ACPI_FAN
This driver adds support for ACPI fan devices, allowing user-mode
applications to perform basic fan control (on, off, status).
-config ACPI_DOCK
- tristate "Dock"
- depends on !ACPI_IBM_DOCK
- default y
- help
- This driver adds support for ACPI controlled docking stations
-
config ACPI_PROCESSOR
tristate "Processor"
default y
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index bce7ca27b42..bb5b80a80b1 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -42,7 +42,6 @@ obj-$(CONFIG_ACPI_BATTERY) += battery.o
obj-$(CONFIG_ACPI_BUTTON) += button.o
obj-$(CONFIG_ACPI_EC) += ec.o
obj-$(CONFIG_ACPI_FAN) += fan.o
-obj-$(CONFIG_ACPI_DOCK) += dock.o
obj-$(CONFIG_ACPI_VIDEO) += video.o
obj-$(CONFIG_ACPI_HOTKEY) += hotkey.o
obj-y += pci_root.o pci_link.o pci_irq.o pci_bind.o
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
deleted file mode 100644
index 510a9452429..00000000000
--- a/drivers/acpi/dock.c
+++ /dev/null
@@ -1,739 +0,0 @@
-/*
- * dock.c - ACPI dock station driver
- *
- * Copyright (C) 2006 Kristen Carlson Accardi <kristen.c.accardi@intel.com>
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or (at
- * your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/notifier.h>
-#include <acpi/acpi_bus.h>
-#include <acpi/acpi_drivers.h>
-
-#define ACPI_DOCK_DRIVER_NAME "ACPI Dock Station Driver"
-
-ACPI_MODULE_NAME("dock")
-MODULE_AUTHOR("Kristen Carlson Accardi");
-MODULE_DESCRIPTION(ACPI_DOCK_DRIVER_NAME);
-MODULE_LICENSE("GPL");
-
-static struct atomic_notifier_head dock_notifier_list;
-
-struct dock_station {
- acpi_handle handle;
- unsigned long last_dock_time;
- u32 flags;
- spinlock_t dd_lock;
- spinlock_t hp_lock;
- struct list_head dependent_devices;
- struct list_head hotplug_devices;
-};
-
-struct dock_dependent_device {
- struct list_head list;
- struct list_head hotplug_list;
- acpi_handle handle;
- acpi_notify_handler handler;
- void *context;
-};
-
-#define DOCK_DOCKING 0x00000001
-#define DOCK_EVENT KOBJ_DOCK
-#define UNDOCK_EVENT KOBJ_UNDOCK
-
-static struct dock_station *dock_station;
-
-/*****************************************************************************
- * Dock Dependent device functions *
- *****************************************************************************/
-/**
- * alloc_dock_dependent_device - allocate and init a dependent device
- * @handle: the acpi_handle of the dependent device
- *
- * Allocate memory for a dependent device structure for a device referenced
- * by the acpi handle
- */
-static struct dock_dependent_device *
-alloc_dock_dependent_device(acpi_handle handle)
-{
- struct dock_dependent_device *dd;
-
- dd = kzalloc(sizeof(*dd), GFP_KERNEL);
- if (dd) {
- dd->handle = handle;
- INIT_LIST_HEAD(&dd->list);
- INIT_LIST_HEAD(&dd->hotplug_list);
- }
- return dd;
-}
-
-/**
- * add_dock_dependent_device - associate a device with the dock station
- * @ds: The dock station
- * @dd: The dependent device
- *
- * Add the dependent device to the dock's dependent device list.
- */
-static void
-add_dock_dependent_device(struct dock_station *ds,
- struct dock_dependent_device *dd)
-{
- spin_lock(&ds->dd_lock);
- list_add_tail(&dd->list, &ds->dependent_devices);
- spin_unlock(&ds->dd_lock);
-}
-
-/**
- * dock_add_hotplug_device - associate a hotplug handler with the dock station
- * @ds: The dock station
- * @dd: The dependent device struct
- *
- * Add the dependent device to the dock's hotplug device list
- */
-static void
-dock_add_hotplug_device(struct dock_station *ds,
- struct dock_dependent_device *dd)
-{
- spin_lock(&ds->hp_lock);
- list_add_tail(&dd->hotplug_list, &ds->hotplug_devices);
- spin_unlock(&ds->hp_lock);
-}
-
-/**
- * dock_del_hotplug_device - remove a hotplug handler from the dock station
- * @ds: The dock station
- * @dd: the dependent device struct
- *
- * Delete the dependent device from the dock's hotplug device list
- */
-static void
-dock_del_hotplug_device(struct dock_station *ds,
- struct dock_dependent_device *dd)
-{
- spin_lock(&ds->hp_lock);
- list_del(&dd->hotplug_list);
- spin_unlock(&ds->hp_lock);
-}
-
-/**
- * find_dock_dependent_device - get a device dependent on this dock
- * @ds: the dock station
- * @handle: the acpi_handle of the device we want
- *
- * iterate over the dependent device list for this dock. If the
- * dependent device matches the handle, return.
- */
-static struct dock_dependent_device *
-find_dock_dependent_device(struct dock_station *ds, acpi_handle handle)
-{
- struct dock_dependent_device *dd;
-
- spin_lock(&ds->dd_lock);
- list_for_each_entry(dd, &ds->dependent_devices, list) {
- if (handle == dd->handle) {
- spin_unlock(&ds->dd_lock);
- return dd;
- }
- }
- spin_unlock(&ds->dd_lock);
- return NULL;
-}
-
-/*****************************************************************************
- * Dock functions *
- *****************************************************************************/
-/**
- * is_dock - see if a device is a dock station
- * @handle: acpi handle of the device
- *
- * If an acpi object has a _DCK method, then it is by definition a dock
- * station, so return true.
- */
-static int is_dock(acpi_handle handle)
-{
- acpi_status status;
- acpi_handle tmp;
-
- status = acpi_get_handle(handle, "_DCK", &tmp);
- if (ACPI_FAILURE(status))
- return 0;
- return 1;
-}
-
-/**
- * is_dock_device - see if a device is on a dock station
- * @handle: acpi handle of the device
- *
- * If this device is either the dock station itself,
- * or is a device dependent on the dock station, then it
- * is a dock device
- */
-int is_dock_device(acpi_handle handle)
-{
- if (!dock_station)
- return 0;
-
- if (is_dock(handle) || find_dock_dependent_device(dock_station, handle))
- return 1;
-
- return 0;
-}
-
-EXPORT_SYMBOL_GPL(is_dock_device);
-
-/**
- * dock_present - see if the dock station is present.
- * @ds: the dock station
- *
- * execute the _STA method. note that present does not
- * imply that we are docked.
- */
-static int dock_present(struct dock_station *ds)
-{
- unsigned long sta;
- acpi_status status;
-
- if (ds) {
- status = acpi_evaluate_integer(ds->handle, "_STA", NULL, &sta);
- if (ACPI_SUCCESS(status) && sta)
- return 1;
- }
- return 0;
-}
-
-
-
-/**
- * dock_create_acpi_device - add new devices to acpi
- * @handle - handle of the device to add
- *
- * This function will create a new acpi_device for the given
- * handle if one does not exist already. This should cause
- * acpi to scan for drivers for the given devices, and call
- * matching driver's add routine.
- *
- * Returns a pointer to the acpi_device corresponding to the handle.
- */
-static struct acpi_device * dock_create_acpi_device(acpi_handle handle)
-{
- struct acpi_device *device = NULL;
- struct acpi_device *parent_device;
- acpi_handle parent;
- int ret;
-
- if (acpi_bus_get_device(handle, &device)) {
- /*
- * no device created for this object,
- * so we should create one.
- */
- acpi_get_parent(handle, &parent);
- if (acpi_bus_get_device(parent, &parent_device))
- parent_device = NULL;
-
- ret = acpi_bus_add(&device, parent_device, handle,
- ACPI_BUS_TYPE_DEVICE);
- if (ret) {
- pr_debug("error adding bus, %x\n",
- -ret);
- return NULL;
- }
- }
- return device;
-}
-
-/**
- * dock_remove_acpi_device - remove the acpi_device struct from acpi
- * @handle - the handle of the device to remove
- *
- * Tell acpi to remove the acpi_device. This should cause any loaded
- * driver to have it's remove routine called.
- */
-static void dock_remove_acpi_device(acpi_handle handle)
-{
- struct acpi_device *device;
- int ret;
-
- if (!acpi_bus_get_device(handle, &device)) {
- ret = acpi_bus_trim(device, 1);
- if (ret)
- pr_debug("error removing bus, %x\n", -ret);
- }
-}
-
-
-/**
- * hotplug_dock_devices - insert or remove devices on the dock station
- * @ds: the dock station
- * @event: either bus check or eject request
- *
- * Some devices on the dock station need to have drivers called
- * to perform hotplug operations after a dock event has occurred.
- * Traverse the list of dock devices that have registered a
- * hotplug handler, and call the handler.
- */
-static void hotplug_dock_devices(struct dock_station *ds, u32 event)
-{
- struct dock_dependent_device *dd;
-
- spin_lock(&ds->hp_lock);
-
- /*
- * First call driver specific hotplug functions
- */
- list_for_each_entry(dd, &ds->hotplug_devices, hotplug_list) {
- if (dd->handler)
- dd->handler(dd->handle, event, dd->context);
- }
-
- /*
- * Now make sure that an acpi_device is created for each
- * dependent device, or removed if this is an eject request.
- * This will cause acpi_drivers to be stopped/started if they
- * exist
- */
- list_for_each_entry(dd, &ds->dependent_devices, list) {
- if (event == ACPI_NOTIFY_EJECT_REQUEST)
- dock_remove_acpi_device(dd->handle);
- else
- dock_create_acpi_device(dd->handle);
- }
- spin_unlock(&ds->hp_lock);
-}
-
-static void dock_event(struct dock_station *ds, u32 event, int num)
-{
- struct acpi_device *device;
-
- device = dock_create_acpi_device(ds->handle);
- if (device)
- kobject_uevent(&device->kobj, num);
-}
-
-/**
- * eject_dock - respond to a dock eject request
- * @ds: the dock station
- *
- * This is called after _DCK is called, to execute the dock station's
- * _EJ0 method.
- */
-static void eject_dock(struct dock_station *ds)
-{
- struct acpi_object_list arg_list;
- union acpi_object arg;
- acpi_status status;
- acpi_handle tmp;
-
- /* all dock devices should have _EJ0, but check anyway */
- status = acpi_get_handle(ds->handle, "_EJ0", &tmp);
- if (ACPI_FAILURE(status)) {
- pr_debug("No _EJ0 support for dock device\n");
- return;
- }
-
- arg_list.count = 1;
- arg_list.pointer = &arg;
- arg.type = ACPI_TYPE_INTEGER;
- arg.integer.value = 1;
-
- if (ACPI_FAILURE(acpi_evaluate_object(ds->handle, "_EJ0",
- &arg_list, NULL)))
- pr_debug("Failed to evaluate _EJ0!\n");
-}
-
-/**
- * handle_dock - handle a dock event
- * @ds: the dock station
- * @dock: to dock, or undock - that is the question
- *
- * Execute the _DCK method in response to an acpi event
- */
-static void handle_dock(struct dock_station *ds, int dock)
-{
- acpi_status status;
- struct acpi_object_list arg_list;
- union acpi_object arg;
- struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
- struct acpi_buffer name_buffer = { ACPI_ALLOCATE_BUFFER, NULL };
- union acpi_object *obj;
-
- acpi_get_name(ds->handle, ACPI_FULL_PATHNAME, &name_buffer);
- obj = name_buffer.pointer;
-
- printk(KERN_INFO PREFIX "%s\n", dock ? "docking" : "undocking");
-
- /* _DCK method has one argument */
- arg_list.count = 1;
- arg_list.pointer = &arg;
- arg.type = ACPI_TYPE_INTEGER;
- arg.integer.value = dock;
- status = acpi_evaluate_object(ds->handle, "_DCK", &arg_list, &buffer);
- if (ACPI_FAILURE(status))
- pr_debug("%s: failed to execute _DCK\n", obj->string.pointer);
- kfree(buffer.pointer);
- kfree(name_buffer.pointer);
-}
-
-static inline void dock(struct dock_station *ds)
-{
- handle_dock(ds, 1);
-}
-
-static inline void undock(struct dock_station *ds)
-{
- handle_dock(ds, 0);
-}
-
-static inline void begin_dock(struct dock_station *ds)
-{
- ds->flags |= DOCK_DOCKING;
-}
-
-static inline void complete_dock(struct dock_station *ds)
-{
- ds->flags &= ~(DOCK_DOCKING);
- ds->last_dock_time = jiffies;
-}
-
-/**
- * dock_in_progress - see if we are in the middle of handling a dock event
- * @ds: the dock station
- *
- * Sometimes while docking, false dock events can be sent to the driver
- * because good connections aren't made or some other reason. Ignore these
- * if we are in the middle of doing something.
- */
-static int dock_in_progress(struct dock_station *ds)
-{
- if ((ds->flags & DOCK_DOCKING) ||
- time_before(jiffies, (ds->last_dock_time + HZ)))
- return 1;
- return 0;
-}
-
-/**
- * register_dock_notifier - add yourself to the dock notifier list
- * @nb: the callers notifier block
- *
- * If a driver wishes to be notified about dock events, they can
- * use this function to put a notifier block on the dock notifier list.
- * this notifier call chain will be called after a dock event, but
- * before hotplugging any new devices.
- */
-int register_dock_notifier(struct notifier_block *nb)
-{
- return atomic_notifier_chain_register(&dock_notifier_list, nb);
-}
-
-EXPORT_SYMBOL_GPL(register_dock_notifier);
-
-/**
- * unregister_dock_notifier - remove yourself from the dock notifier list
- * @nb: the callers notifier block
- */
-void unregister_dock_notifier(struct notifier_block *nb)
-{
- atomic_notifier_chain_unregister(&dock_notifier_list, nb);
-}
-
-EXPORT_SYMBOL_GPL(unregister_dock_notifier);
-
-/**
- * register_hotplug_dock_device - register a hotplug function
- * @handle: the handle of the device
- * @handler: the acpi_notifier_handler to call after docking
- * @context: device specific data
- *
- * If a driver would like to perform a hotplug operation after a dock
- * event, they can register an acpi_notifiy_handler to be called by
- * the dock driver after _DCK is executed.
- */
-int
-register_hotplug_dock_device(acpi_handle handle, acpi_notify_handler handler,
- void *context)
-{
- struct dock_dependent_device *dd;
-
- if (!dock_station)
- return -ENODEV;
-
- /*
- * make sure this handle is for a device dependent on the dock,
- * this would include the dock station itself
- */
- dd = find_dock_dependent_device(dock_station, handle);
- if (dd) {
- dd->handler = handler;
- dd->context = context;
- dock_add_hotplug_device(dock_station, dd);
- return 0;
- }
-
- return -EINVAL;
-}
-
-EXPORT_SYMBOL_GPL(register_hotplug_dock_device);
-
-/**
- * unregister_hotplug_dock_device - remove yourself from the hotplug list
- * @handle: the acpi handle of the device
- */
-void unregister_hotplug_dock_device(acpi_handle handle)
-{
- struct dock_dependent_device *dd;
-
- if (!dock_station)
- return;
-
- dd = find_dock_dependent_device(dock_station, handle);
- if (dd)
- dock_del_hotplug_device(dock_station, dd);
-}
-
-EXPORT_SYMBOL_GPL(unregister_hotplug_dock_device);
-
-/**
- * dock_notify - act upon an acpi dock notification
- * @handle: the dock station handle
- * @event: the acpi event
- * @data: our driver data struct
- *
- * If we are notified to dock, then check to see if the dock is
- * present and then dock. Notify all drivers of the dock event,
- * and then hotplug and devices that may need hotplugging. For undock
- * check to make sure the dock device is still present, then undock
- * and hotremove all the devices that may need removing.
- */
-static void dock_notify(acpi_handle handle, u32 event, void *data)
-{
- struct dock_station *ds = (struct dock_station *)data;
-
- switch (event) {
- case ACPI_NOTIFY_BUS_CHECK:
- if (!dock_in_progress(ds) && dock_present(ds)) {
- begin_dock(ds);
- dock(ds);
- if (!dock_present(ds)) {
- printk(KERN_ERR PREFIX "Unable to dock!\n");
- break;
- }
- atomic_notifier_call_chain(&dock_notifier_list,
- event, NULL);
- hotplug_dock_devices(ds, event);
- complete_dock(ds);
- dock_event(ds, event, DOCK_EVENT);
- }
- break;
- case ACPI_NOTIFY_DEVICE_CHECK:
- /*
- * According to acpi spec 3.0a, if a DEVICE_CHECK notification
- * is sent and _DCK is present, it is assumed to mean an
- * undock request. This notify routine will only be called
- * for objects defining _DCK, so we will fall through to eject
- * request here. However, we will pass an eject request through
- * to the driver who wish to hotplug.
- */
- case ACPI_NOTIFY_EJECT_REQUEST:
- if (!dock_in_progress(ds) && dock_present(ds)) {
- /*
- * here we need to generate the undock
- * event prior to actually doing the undock
- * so that the device struct still exists.
- */
- dock_event(ds, event, UNDOCK_EVENT);
- hotplug_dock_devices(ds, ACPI_NOTIFY_EJECT_REQUEST);
- undock(ds);
- eject_dock(ds);
- if (dock_present(ds))
- printk(KERN_ERR PREFIX "Unable to undock!\n");
- }
- break;
- default:
- printk(KERN_ERR PREFIX "Unknown dock event %d\n", event);
- }
-}
-
-/**
- * find_dock_devices - find devices on the dock station
- * @handle: the handle of the device we are examining
- * @lvl: unused
- * @context: the dock station private data
- * @rv: unused
- *
- * This function is called by acpi_walk_namespace. It will
- * check to see if an object has an _EJD method. If it does, then it
- * will see if it is dependent on the dock station.
- */
-static acpi_status
-find_dock_devices(acpi_handle handle, u32 lvl, void *context, void **rv)
-{
- acpi_status status;
- acpi_handle tmp;
- struct dock_station *ds = (struct dock_station *)context;
- struct dock_dependent_device *dd;
-
- status = acpi_bus_get_ejd(handle, &tmp);
- if (ACPI_FAILURE(status))
- return AE_OK;
-
- if (tmp == ds->handle) {
- dd = alloc_dock_dependent_device(handle);
- if (dd)
- add_dock_dependent_device(ds, dd);
- }
-
- return AE_OK;
-}
-
-/**
- * dock_add - add a new dock station
- * @handle: the dock station handle
- *
- * allocated and initialize a new dock station device. Find all devices
- * that are on the dock station, and register for dock event notifications.
- */
-static int dock_add(acpi_handle handle)
-{
- int ret;
- acpi_status status;
- struct dock_dependent_device *dd;
-
- /* allocate & initialize the dock_station private data */
- dock_station = kzalloc(sizeof(*dock_station), GFP_KERNEL);
- if (!dock_station)
- return -ENOMEM;
- dock_station->handle = handle;
- dock_station->last_dock_time = jiffies - HZ;
- INIT_LIST_HEAD(&dock_station->dependent_devices);
- INIT_LIST_HEAD(&dock_station->hotplug_devices);
- spin_lock_init(&dock_station->dd_lock);
- spin_lock_init(&dock_station->hp_lock);
-
- /* Find dependent devices */
- acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
- ACPI_UINT32_MAX, find_dock_devices, dock_station,
- NULL);
-
- /* add the dock station as a device dependent on itself */
- dd = alloc_dock_dependent_device(handle);
- if (!dd) {
- kfree(dock_station);
- return -ENOMEM;
- }
- add_dock_dependent_device(dock_station, dd);
-
- /* register for dock events */
- status = acpi_install_notify_handler(dock_station->handle,
- ACPI_SYSTEM_NOTIFY,
- dock_notify, dock_station);
-
- if (ACPI_FAILURE(status)) {
- printk(KERN_ERR PREFIX "Error installing notify handler\n");
- ret = -ENODEV;
- goto dock_add_err;
- }
-
- printk(KERN_INFO PREFIX "%s \n", ACPI_DOCK_DRIVER_NAME);
-
- return 0;
-
-dock_add_err:
- kfree(dock_station);
- kfree(dd);
- return ret;
-}
-
-/**
- * dock_remove - free up resources related to the dock station
- */
-static int dock_remove(void)
-{
- struct dock_dependent_device *dd, *tmp;
- acpi_status status;
-
- if (!dock_station)
- return 0;
-
- /* remove dependent devices */
- list_for_each_entry_safe(dd, tmp, &dock_station->dependent_devices,
- list)
- kfree(dd);
-
- /* remove dock notify handler */
- status = acpi_remove_notify_handler(dock_station->handle,
- ACPI_SYSTEM_NOTIFY,
- dock_notify);
- if (ACPI_FAILURE(status))
- printk(KERN_ERR "Error removing notify handler\n");
-
- /* free dock station memory */
- kfree(dock_station);
- return 0;
-}
-
-/**
- * find_dock - look for a dock station
- * @handle: acpi handle of a device
- * @lvl: unused
- * @context: counter of dock stations found
- * @rv: unused
- *
- * This is called by acpi_walk_namespace to look for dock stations.
- */
-static acpi_status
-find_dock(acpi_handle handle, u32 lvl, void *context, void **rv)
-{
- int *count = (int *)context;
- acpi_status status = AE_OK;
-
- if (is_dock(handle)) {
- if (dock_add(handle) >= 0) {
- (*count)++;
- status = AE_CTRL_TERMINATE;
- }
- }
- return status;
-}
-
-static int __init dock_init(void)
-{
- int num = 0;
-
- dock_station = NULL;
-
- /* look for a dock station */
- acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
- ACPI_UINT32_MAX, find_dock, &num, NULL);
-
- if (!num)
- return -ENODEV;
-
- return 0;
-}
-
-static void __exit dock_exit(void)
-{
- dock_remove();
-}
-
-postcore_initcall(dock_init);
-module_exit(dock_exit);
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 5fcb50c7b77..cac4fcdcfc8 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -663,29 +663,6 @@ static int acpi_bus_find_driver(struct acpi_device *device)
Device Enumeration
-------------------------------------------------------------------------- */
-acpi_status
-acpi_bus_get_ejd(acpi_handle handle, acpi_handle *ejd)
-{
- acpi_status status;
- acpi_handle tmp;
- struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
- union acpi_object *obj;
-
- status = acpi_get_handle(handle, "_EJD", &tmp);
- if (ACPI_FAILURE(status))
- return status;
-
- status = acpi_evaluate_object(handle, "_EJD", NULL, &buffer);
- if (ACPI_SUCCESS(status)) {
- obj = buffer.pointer;
- status = acpi_get_handle(NULL, obj->string.pointer, ejd);
- kfree(buffer.pointer);
- }
- return status;
-}
-EXPORT_SYMBOL_GPL(acpi_bus_get_ejd);
-
-
static int acpi_bus_get_flags(struct acpi_device *device)
{
acpi_status status = AE_OK;
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 1ba4039777e..8d328186f77 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -423,6 +423,8 @@ static ssize_t store_scaling_governor (struct cpufreq_policy * policy,
if (cpufreq_parse_governor(str_governor, &new_policy.policy, &new_policy.governor))
return -EINVAL;
+ lock_cpu_hotplug();
+
/* Do not use cpufreq_set_policy here or the user_policy.max
will be wrongly overridden */
mutex_lock(&policy->lock);
@@ -432,6 +434,8 @@ static ssize_t store_scaling_governor (struct cpufreq_policy * policy,
policy->user_policy.governor = policy->governor;
mutex_unlock(&policy->lock);
+ unlock_cpu_hotplug();
+
return ret ? ret : count;
}
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index f338e40bd54..a2b3e390a50 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -334,7 +334,7 @@ int acpi_bus_add(struct acpi_device **child, struct acpi_device *parent,
acpi_handle handle, int type);
int acpi_bus_trim(struct acpi_device *start, int rmdevice);
int acpi_bus_start(struct acpi_device *device);
-acpi_status acpi_bus_get_ejd(acpi_handle handle, acpi_handle *ejd);
+
int acpi_match_ids(struct acpi_device *device, char *ids);
int acpi_create_dir(struct acpi_device *);
void acpi_remove_dir(struct acpi_device *);
diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h
index 6a5bdcefec6..b425f9bb6d4 100644
--- a/include/acpi/acpi_drivers.h
+++ b/include/acpi/acpi_drivers.h
@@ -110,21 +110,4 @@ int acpi_processor_set_thermal_limit(acpi_handle handle, int type);
extern int acpi_specific_hotkey_enabled;
-/*--------------------------------------------------------------------------
- Dock Station
- -------------------------------------------------------------------------- */
-#if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
-extern int is_dock_device(acpi_handle handle);
-extern int register_dock_notifier(struct notifier_block *nb);
-extern void unregister_dock_notifier(struct notifier_block *nb);
-extern int register_hotplug_dock_device(acpi_handle handle,
- acpi_notify_handler handler, void *context);
-extern void unregister_hotplug_dock_device(acpi_handle handle);
-#else
-#define is_dock_device(h) (0)
-#define register_dock_notifier(nb) (-ENODEV)
-#define unregister_dock_notifier(nb) do { } while(0)
-#define register_hotplug_dock_device(h1, h2, c) (-ENODEV)
-#define unregister_hotplug_dock_device(h) do { } while(0)
-#endif
#endif /*__ACPI_DRIVERS_H__*/
diff --git a/include/asm-i386/atomic.h b/include/asm-i386/atomic.h
index 4f061fa7379..51a16624252 100644
--- a/include/asm-i386/atomic.h
+++ b/include/asm-i386/atomic.h
@@ -46,8 +46,8 @@ static __inline__ void atomic_add(int i, atomic_t *v)
{
__asm__ __volatile__(
LOCK_PREFIX "addl %1,%0"
- :"=m" (v->counter)
- :"ir" (i), "m" (v->counter));
+ :"+m" (v->counter)
+ :"ir" (i));
}
/**
@@ -61,8 +61,8 @@ static __inline__ void atomic_sub(int i, atomic_t *v)
{
__asm__ __volatile__(
LOCK_PREFIX "subl %1,%0"
- :"=m" (v->counter)
- :"ir" (i), "m" (v->counter));
+ :"+m" (v->counter)
+ :"ir" (i));
}
/**
@@ -80,8 +80,8 @@ static __inline__ int atomic_sub_and_test(int i, atomic_t *v)
__asm__ __volatile__(
LOCK_PREFIX "subl %2,%0; sete %1"
- :"=m" (v->counter), "=qm" (c)
- :"ir" (i), "m" (v->counter) : "memory");
+ :"+m" (v->counter), "=qm" (c)
+ :"ir" (i) : "memory");
return c;
}
@@ -95,8 +95,7 @@ static __inline__ void atomic_inc(atomic_t *v)
{
__asm__ __volatile__(
LOCK_PREFIX "incl %0"
- :"=m" (v->counter)
- :"m" (v->counter));
+ :"+m" (v->counter));
}
/**
@@ -109,8 +108,7 @@ static __inline__ void atomic_dec(atomic_t *v)
{
__asm__ __volatile__(
LOCK_PREFIX "decl %0"
- :"=m" (v->counter)
- :"m" (v->counter));
+ :"+m" (v->counter));
}
/**
@@ -127,8 +125,8 @@ static __inline__ int atomic_dec_and_test(atomic_t *v)
__asm__ __volatile__(
LOCK_PREFIX "decl %0; sete %1"
- :"=m" (v->counter), "=qm" (c)
- :"m" (v->counter) : "memory");
+ :"+m" (v->counter), "=qm" (c)
+ : : "memory");
return c != 0;
}
@@ -146,8 +144,8 @@ static __inline__ int atomic_inc_and_test(atomic_t *v)
__asm__ __volatile__(
LOCK_PREFIX "incl %0; sete %1"
- :"=m" (v->counter), "=qm" (c)
- :"m" (v->counter) : "memory");
+ :"+m" (v->counter), "=qm" (c)
+ : : "memory");
return c != 0;
}
@@ -166,8 +164,8 @@ static __inline__ int atomic_add_negative(int i, atomic_t *v)
__asm__ __volatile__(
LOCK_PREFIX "addl %2,%0; sets %1"
- :"=m" (v->counter), "=qm" (c)
- :"ir" (i), "m" (v->counter) : "memory");
+ :"+m" (v->counter), "=qm" (c)
+ :"ir" (i) : "memory");
return c;
}
diff --git a/include/asm-i386/futex.h b/include/asm-i386/futex.h
index 7b8ceefd010..946d97cfea2 100644
--- a/include/asm-i386/futex.h
+++ b/include/asm-i386/futex.h
@@ -20,8 +20,8 @@
.align 8\n\
.long 1b,3b\n\
.previous" \
- : "=r" (oldval), "=r" (ret), "=m" (*uaddr) \
- : "i" (-EFAULT), "m" (*uaddr), "0" (oparg), "1" (0))
+ : "=r" (oldval), "=r" (ret), "+m" (*uaddr) \
+ : "i" (-EFAULT), "0" (oparg), "1" (0))
#define __futex_atomic_op2(insn, ret, oldval, uaddr, oparg) \
__asm__ __volatile ( \
@@ -38,9 +38,9 @@
.align 8\n\
.long 1b,4b,2b,4b\n\
.previous" \
- : "=&a" (oldval), "=&r" (ret), "=m" (*uaddr), \
+ : "=&a" (oldval), "=&r" (ret), "+m" (*uaddr), \
"=&r" (tem) \
- : "r" (oparg), "i" (-EFAULT), "m" (*uaddr), "1" (0))
+ : "r" (oparg), "i" (-EFAULT), "1" (0))
static inline int
futex_atomic_op_inuser (int encoded_op, int __user *uaddr)
@@ -123,7 +123,7 @@ futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval)
" .long 1b,3b \n"
" .previous \n"
- : "=a" (oldval), "=m" (*uaddr)
+ : "=a" (oldval), "+m" (*uaddr)
: "i" (-EFAULT), "r" (newval), "0" (oldval)
: "memory"
);
diff --git a/include/asm-i386/local.h b/include/asm-i386/local.h
index 3b4998c51d0..12060e22f7e 100644
--- a/include/asm-i386/local.h
+++ b/include/asm-i386/local.h
@@ -17,32 +17,30 @@ static __inline__ void local_inc(local_t *v)
{
__asm__ __volatile__(
"incl %0"
- :"=m" (v->counter)
- :"m" (v->counter));
+ :"+m" (v->counter));
}
static __inline__ void local_dec(local_t *v)
{
__asm__ __volatile__(
"decl %0"
- :"=m" (v->counter)
- :"m" (v->counter));
+ :"+m" (v->counter));
}
static __inline__ void local_add(long i, local_t *v)
{
__asm__ __volatile__(
"addl %1,%0"
- :"=m" (v->counter)
- :"ir" (i), "m" (v->counter));
+ :"+m" (v->counter)
+ :"ir" (i));
}
static __inline__ void local_sub(long i, local_t *v)
{
__asm__ __volatile__(
"subl %1,%0"
- :"=m" (v->counter)
- :"ir" (i), "m" (v->counter));
+ :"+m" (v->counter)
+ :"ir" (i));
}
/* On x86, these are no better than the atomic variants. */
diff --git a/include/asm-i386/posix_types.h b/include/asm-i386/posix_types.h
index 4e47ed059ad..133e31e7dfd 100644
--- a/include/asm-i386/posix_types.h
+++ b/include/asm-i386/posix_types.h
@@ -51,12 +51,12 @@ typedef struct {
#undef __FD_SET
#define __FD_SET(fd,fdsetp) \
__asm__ __volatile__("btsl %1,%0": \
- "=m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd)))
+ "+m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd)))
#undef __FD_CLR
#define __FD_CLR(fd,fdsetp) \
__asm__ __volatile__("btrl %1,%0": \
- "=m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd)))
+ "+m" (*(__kernel_fd_set *) (fdsetp)):"r" ((int) (fd)))
#undef __FD_ISSET
#define __FD_ISSET(fd,fdsetp) (__extension__ ({ \
diff --git a/include/asm-i386/rwlock.h b/include/asm-i386/rwlock.h
index 94f00195d54..96b0bef2ea5 100644
--- a/include/asm-i386/rwlock.h
+++ b/include/asm-i386/rwlock.h
@@ -37,7 +37,7 @@
"popl %%eax\n\t" \
"1:\n", \
"subl $1,%0\n\t", \
- "=m" (*(volatile int *)rw) : : "memory")
+ "+m" (*(volatile int *)rw) : : "memory")
#define __build_read_lock(rw, helper) do { \
if (__builtin_constant_p(rw)) \
@@ -63,7 +63,7 @@
"popl %%eax\n\t" \
"1:\n", \
"subl $" RW_LOCK_BIAS_STR ",%0\n\t", \
- "=m" (*(volatile int *)rw) : : "memory")
+ "+m" (*(volatile int *)rw) : : "memory")
#define __build_write_lock(rw, helper) do { \
if (__builtin_constant_p(rw)) \
diff --git a/include/asm-i386/rwsem.h b/include/asm-i386/rwsem.h
index 2f07601562e..43113f5608e 100644
--- a/include/asm-i386/rwsem.h
+++ b/include/asm-i386/rwsem.h
@@ -111,8 +111,8 @@ LOCK_PREFIX " incl (%%eax)\n\t" /* adds 0x00000001, returns the old value
" jmp 1b\n"
LOCK_SECTION_END
"# ending down_read\n\t"
- : "=m"(sem->count)
- : "a"(sem), "m"(sem->count)
+ : "+m" (sem->count)
+ : "a" (sem)
: "memory", "cc");
}
@@ -133,8 +133,8 @@ LOCK_PREFIX " cmpxchgl %2,%0\n\t"
" jnz 1b\n\t"
"2:\n\t"
"# ending __down_read_trylock\n\t"
- : "+m"(sem->count), "=&a"(result), "=&r"(tmp)
- : "i"(RWSEM_ACTIVE_READ_BIAS)
+ : "+m" (sem->count), "=&a" (result), "=&r" (tmp)
+ : "i" (RWSEM_ACTIVE_READ_BIAS)
: "memory", "cc");
return result>=0 ? 1 : 0;
}
@@ -161,8 +161,8 @@ LOCK_PREFIX " xadd %%edx,(%%eax)\n\t" /* subtract 0x0000ffff, returns the
" jmp 1b\n"
LOCK_SECTION_END
"# ending down_write"
- : "=m"(sem->count), "=d"(tmp)
- : "a"(sem), "1"(tmp), "m"(sem->count)
+ : "+m" (sem->count), "=d" (tmp)
+ : "a" (sem), "1" (tmp)
: "memory", "cc");
}
@@ -205,8 +205,8 @@ LOCK_PREFIX " xadd %%edx,(%%eax)\n\t" /* subtracts 1, returns the old valu
" jmp 1b\n"
LOCK_SECTION_END
"# ending __up_read\n"
- : "=m"(sem->count), "=d"(tmp)
- : "a"(sem), "1"(tmp), "m"(sem->count)
+ : "+m" (sem->count), "=d" (tmp)
+ : "a" (sem), "1" (tmp)
: "memory", "cc");
}
@@ -231,8 +231,8 @@ LOCK_PREFIX " xaddl %%edx,(%%eax)\n\t" /* tries to transition 0xffff0001 ->
" jmp 1b\n"
LOCK_SECTION_END
"# ending __up_write\n"
- : "=m"(sem->count)
- : "a"(sem), "i"(-RWSEM_ACTIVE_WRITE_BIAS), "m"(sem->count)
+ : "+m" (sem->count)
+ : "a" (sem), "i" (-RWSEM_ACTIVE_WRITE_BIAS)
: "memory", "cc", "edx");
}
@@ -256,8 +256,8 @@ LOCK_PREFIX " addl %2,(%%eax)\n\t" /* transitions 0xZZZZ0001 -> 0xYYYY0001
" jmp 1b\n"
LOCK_SECTION_END
"# ending __downgrade_write\n"
- : "=m"(sem->count)
- : "a"(sem), "i"(-RWSEM_WAITING_BIAS), "m"(sem->count)
+ : "+m" (sem->count)
+ : "a" (sem), "i" (-RWSEM_WAITING_BIAS)
: "memory", "cc");
}
@@ -268,8 +268,8 @@ static inline void rwsem_atomic_add(int delta, struct rw_semaphore *sem)
{
__asm__ __volatile__(
LOCK_PREFIX "addl %1,%0"
- : "=m"(sem->count)
- : "ir"(delta), "m"(sem->count));
+ : "+m" (sem->count)
+ : "ir" (delta));
}
/*
@@ -280,10 +280,9 @@ static inline int rwsem_atomic_update(int delta, struct rw_semaphore *sem)
int tmp = delta;
__asm__ __volatile__(
-LOCK_PREFIX "xadd %0,(%2)"
- : "+r"(tmp), "=m"(sem->count)
- : "r"(sem), "m"(sem->count)
- : "memory");
+LOCK_PREFIX "xadd %0,%1"
+ : "+r" (tmp), "+m" (sem->count)
+ : : "memory");
return tmp+delta;
}
diff --git a/include/asm-i386/semaphore.h b/include/asm-i386/semaphore.h
index f7a0f310c52..d51e800acf2 100644
--- a/include/asm-i386/semaphore.h
+++ b/include/asm-i386/semaphore.h
@@ -107,7 +107,7 @@ static inline void down(struct semaphore * sem)
"call __down_failed\n\t"
"jmp 1b\n"
LOCK_SECTION_END
- :"=m" (sem->count)
+ :"+m" (sem->count)
:
:"memory","ax");
}
@@ -132,7 +132,7 @@ static inline int down_interruptible(struct semaphore * sem)
"call __down_failed_interruptible\n\t"
"jmp 1b\n"
LOCK_SECTION_END
- :"=a" (result), "=m" (sem->count)
+ :"=a" (result), "+m" (sem->count)
:
:"memory");
return result;
@@ -157,7 +157,7 @@ static inline int down_trylock(struct semaphore * sem)
"call __down_failed_trylock\n\t"
"jmp 1b\n"
LOCK_SECTION_END
- :"=a" (result), "=m" (sem->count)
+ :"=a" (result), "+m" (sem->count)
:
:"memory");
return result;
@@ -182,7 +182,7 @@ static inline void up(struct semaphore * sem)
"jmp 1b\n"
LOCK_SECTION_END
".subsection 0\n"
- :"=m" (sem->count)
+ :"+m" (sem->count)
:
:"memory","ax");
}
diff --git a/include/asm-i386/spinlock.h b/include/asm-i386/spinlock.h
index 87c40f83065..d816c62a7a1 100644
--- a/include/asm-i386/spinlock.h
+++ b/include/asm-i386/spinlock.h
@@ -65,7 +65,7 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock)
alternative_smp(
__raw_spin_lock_string,
__raw_spin_lock_string_up,
- "=m" (lock->slock) : : "memory");
+ "+m" (lock->slock) : : "memory");
}
/*
@@ -79,7 +79,7 @@ static inline void __raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long fla
alternative_smp(
__raw_spin_lock_string_flags,
__raw_spin_lock_string_up,
- "=m" (lock->slock) : "r" (flags) : "memory");
+ "+m" (lock->slock) : "r" (flags) : "memory");
}
#endif
@@ -88,7 +88,7 @@ static inline int __raw_spin_trylock(raw_spinlock_t *lock)
char oldval;
__asm__ __volatile__(
"xchgb %b0,%1"
- :"=q" (oldval), "=m" (lock->slock)
+ :"=q" (oldval), "+m" (lock->slock)
:"0" (0) : "memory");
return oldval > 0;
}
@@ -104,7 +104,7 @@ static inline int __raw_spin_trylock(raw_spinlock_t *lock)
#define __raw_spin_unlock_string \
"movb $1,%0" \
- :"=m" (lock->slock) : : "memory"
+ :"+m" (lock->slock) : : "memory"
static inline void __raw_spin_unlock(raw_spinlock_t *lock)
@@ -118,7 +118,7 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock)
#define __raw_spin_unlock_string \
"xchgb %b0, %1" \
- :"=q" (oldval), "=m" (lock->slock) \
+ :"=q" (oldval), "+m" (lock->slock) \
:"0" (oldval) : "memory"
static inline void __raw_spin_unlock(raw_spinlock_t *lock)
@@ -199,13 +199,13 @@ static inline int __raw_write_trylock(raw_rwlock_t *lock)
static inline void __raw_read_unlock(raw_rwlock_t *rw)
{
- asm volatile(LOCK_PREFIX "incl %0" :"=m" (rw->lock) : : "memory");
+ asm volatile(LOCK_PREFIX "incl %0" :"+m" (rw->lock) : : "memory");
}
static inline void __raw_write_unlock(raw_rwlock_t *rw)
{
asm volatile(LOCK_PREFIX "addl $" RW_LOCK_BIAS_STR ", %0"
- : "=m" (rw->lock) : : "memory");
+ : "+m" (rw->lock) : : "memory");
}
#endif /* __ASM_SPINLOCK_H */
diff --git a/include/asm-powerpc/atomic.h b/include/asm-powerpc/atomic.h
index bb3c0ab7e66..53283e2540b 100644
--- a/include/asm-powerpc/atomic.h
+++ b/include/asm-powerpc/atomic.h
@@ -27,8 +27,8 @@ static __inline__ void atomic_add(int a, atomic_t *v)
PPC405_ERR77(0,%3)
" stwcx. %0,0,%3 \n\
bne- 1b"
- : "=&r" (t), "=m" (v->counter)
- : "r" (a), "r" (&v->counter), "m" (v->counter)
+ : "=&r" (t), "+m" (v->counter)
+ : "r" (a), "r" (&v->counter)
: "cc");
}
@@ -63,8 +63,8 @@ static __inline__ void atomic_sub(int a, atomic_t *v)
PPC405_ERR77(0,%3)
" stwcx. %0,0,%3 \n\
bne- 1b"
- : "=&r" (t), "=m" (v->counter)
- : "r" (a), "r" (&v->counter), "m" (v->counter)
+ : "=&r" (t), "+m" (v->counter)
+ : "r" (a), "r" (&v->counter)
: "cc");
}
@@ -97,8 +97,8 @@ static __inline__ void atomic_inc(atomic_t *v)
PPC405_ERR77(0,%2)
" stwcx. %0,0,%2 \n\
bne- 1b"
- : "=&r" (t), "=m" (v->counter)
- : "r" (&v->counter), "m" (v->counter)
+ : "=&r" (t), "+m" (v->counter)
+ : "r" (&v->counter)
: "cc");
}
@@ -141,8 +141,8 @@ static __inline__ void atomic_dec(atomic_t *v)
PPC405_ERR77(0,%2)\
" stwcx. %0,0,%2\n\
bne- 1b"
- : "=&r" (t), "=m" (v->counter)
- : "r" (&v->counter), "m" (v->counter)
+ : "=&r" (t), "+m" (v->counter)
+ : "r" (&v->counter)
: "cc");
}
@@ -253,8 +253,8 @@ static __inline__ void atomic64_add(long a, atomic64_t *v)
add %0,%2,%0\n\
stdcx. %0,0,%3 \n\
bne- 1b"
- : "=&r" (t), "=m" (v->counter)
- : "r" (a), "r" (&v->counter), "m" (v->counter)
+ : "=&r" (t), "+m" (v->counter)
+ : "r" (a), "r" (&v->counter)
: "cc");
}
@@ -287,8 +287,8 @@ static __inline__ void atomic64_sub(long a, atomic64_t *v)
subf %0,%2,%0\n\
stdcx. %0,0,%3 \n\
bne- 1b"
- : "=&r" (t), "=m" (v->counter)
- : "r" (a), "r" (&v->counter), "m" (v->counter)
+ : "=&r" (t), "+m" (v->counter)
+ : "r" (a), "r" (&v->counter)
: "cc");
}
@@ -319,8 +319,8 @@ static __inline__ void atomic64_inc(atomic64_t *v)
addic %0,%0,1\n\
stdcx. %0,0,%2 \n\
bne- 1b"
- : "=&r" (t), "=m" (v->counter)
- : "r" (&v->counter), "m" (v->counter)
+ : "=&r" (t), "+m" (v->counter)
+ : "r" (&v->counter)
: "cc");
}
@@ -361,8 +361,8 @@ static __inline__ void atomic64_dec(atomic64_t *v)
addic %0,%0,-1\n\
stdcx. %0,0,%2\n\
bne- 1b"
- : "=&r" (t), "=m" (v->counter)
- : "r" (&v->counter), "m" (v->counter)
+ : "=&r" (t), "+m" (v->counter)
+ : "r" (&v->counter)
: "cc");
}
diff --git a/include/asm-powerpc/bitops.h b/include/asm-powerpc/bitops.h
index 76e2f08c3c8..c341063d080 100644
--- a/include/asm-powerpc/bitops.h
+++ b/include/asm-powerpc/bitops.h
@@ -65,8 +65,8 @@ static __inline__ void set_bit(int nr, volatile unsigned long *addr)
PPC405_ERR77(0,%3)
PPC_STLCX "%0,0,%3\n"
"bne- 1b"
- : "=&r"(old), "=m"(*p)
- : "r"(mask), "r"(p), "m"(*p)
+ : "=&r" (old), "+m" (*p)
+ : "r" (mask), "r" (p)
: "cc" );
}
@@ -82,8 +82,8 @@ static __inline__ void clear_bit(int nr, volatile unsigned long *addr)
PPC405_ERR77(0,%3)
PPC_STLCX "%0,0,%3\n"
"bne- 1b"
- : "=&r"(old), "=m"(*p)
- : "r"(mask), "r"(p), "m"(*p)
+ : "=&r" (old), "+m" (*p)
+ : "r" (mask), "r" (p)
: "cc" );
}
@@ -99,8 +99,8 @@ static __inline__ void change_bit(int nr, volatile unsigned long *addr)
PPC405_ERR77(0,%3)
PPC_STLCX "%0,0,%3\n"
"bne- 1b"
- : "=&r"(old), "=m"(*p)
- : "r"(mask), "r"(p), "m"(*p)
+ : "=&r" (old), "+m" (*p)
+ : "r" (mask), "r" (p)
: "cc" );
}
@@ -179,8 +179,8 @@ static __inline__ void set_bits(unsigned long mask, unsigned long *addr)
"or %0,%0,%2\n"
PPC_STLCX "%0,0,%3\n"
"bne- 1b"
- : "=&r" (old), "=m" (*addr)
- : "r" (mask), "r" (addr), "m" (*addr)
+ : "=&r" (old), "+m" (*addr)
+ : "r" (mask), "r" (addr)
: "cc");
}
diff --git a/include/asm-powerpc/system.h b/include/asm-powerpc/system.h
index d075725bf44..c6569516ba3 100644
--- a/include/asm-powerpc/system.h
+++ b/include/asm-powerpc/system.h
@@ -220,8 +220,8 @@ __xchg_u32(volatile void *p, unsigned long val)
" stwcx. %3,0,%2 \n\
bne- 1b"
ISYNC_ON_SMP
- : "=&r" (prev), "=m" (*(volatile unsigned int *)p)
- : "r" (p), "r" (val), "m" (*(volatile unsigned int *)p)
+ : "=&r" (prev), "+m" (*(volatile unsigned int *)p)
+ : "r" (p), "r" (val)
: "cc", "memory");
return prev;
@@ -240,8 +240,8 @@ __xchg_u64(volatile void *p, unsigned long val)
" stdcx. %3,0,%2 \n\
bne- 1b"
ISYNC_ON_SMP
- : "=&r" (prev), "=m" (*(volatile unsigned long *)p)
- : "r" (p), "r" (val), "m" (*(volatile unsigned long *)p)
+ : "=&r" (prev), "+m" (*(volatile unsigned long *)p)
+ : "r" (p), "r" (val)
: "cc", "memory");
return prev;
@@ -299,8 +299,8 @@ __cmpxchg_u32(volatile unsigned int *p, unsigned long old, unsigned long new)
ISYNC_ON_SMP
"\n\
2:"
- : "=&r" (prev), "=m" (*p)
- : "r" (p), "r" (old), "r" (new), "m" (*p)
+ : "=&r" (prev), "+m" (*p)
+ : "r" (p), "r" (old), "r" (new)
: "cc", "memory");
return prev;
@@ -322,8 +322,8 @@ __cmpxchg_u64(volatile unsigned long *p, unsigned long old, unsigned long new)
ISYNC_ON_SMP
"\n\
2:"
- : "=&r" (prev), "=m" (*p)
- : "r" (p), "r" (old), "r" (new), "m" (*p)
+ : "=&r" (prev), "+m" (*p)
+ : "r" (p), "r" (old), "r" (new)
: "cc", "memory");
return prev;
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index a7e8cef73d1..7520cc1ff9e 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -11,7 +11,7 @@ enum blktrace_cat {
BLK_TC_READ = 1 << 0, /* reads */
BLK_TC_WRITE = 1 << 1, /* writes */
BLK_TC_BARRIER = 1 << 2, /* barrier */
- BLK_TC_SYNC = 1 << 3, /* barrier */
+ BLK_TC_SYNC = 1 << 3, /* sync IO */
BLK_TC_QUEUE = 1 << 4, /* queueing/merging */
BLK_TC_REQUEUE = 1 << 5, /* requeueing */
BLK_TC_ISSUE = 1 << 6, /* issue */
@@ -19,6 +19,7 @@ enum blktrace_cat {
BLK_TC_FS = 1 << 8, /* fs requests */
BLK_TC_PC = 1 << 9, /* pc requests */
BLK_TC_NOTIFY = 1 << 10, /* special message */
+ BLK_TC_AHEAD = 1 << 11, /* readahead */
BLK_TC_END = 1 << 15, /* only 16-bits, reminder */
};
@@ -147,7 +148,7 @@ static inline void blk_add_trace_rq(struct request_queue *q, struct request *rq,
u32 what)
{
struct blk_trace *bt = q->blk_trace;
- int rw = rq->flags & 0x07;
+ int rw = rq->flags & 0x03;
if (likely(!bt))
return;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-12 18:35:34 +0000