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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-04 18:04:29 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-04 18:04:29 -0700
commit89661adaaee2f85116b399e642129ccd4dafd195 (patch)
tree86a0bea62ef1ebbd454d5daa4deef1534ab5a222 /drivers/base
parent6adae5d9e69743aede91b274224751811f7174f1 (diff)
parent9890b12a4a65a7b3181dd963421740edf0e14d69 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6: (59 commits) PCI: Free resource files in error path of pci_create_sysfs_dev_files() pci-quirks: disable MSI on RS400-200 and RS480 PCI hotplug: Use menuconfig objects PCI: ZT5550 CPCI Hotplug driver fix PCI: rpaphp: Remove semaphores PCI: rpaphp: Ensure more pcibios_add/pcibios_remove symmetry PCI: rpaphp: Use pcibios_remove_pci_devices() symmetrically PCI: rpaphp: Document is_php_dn() PCI: rpaphp: Document find_php_slot() PCI: rpaphp: Rename rpaphp_register_pci_slot() to rpaphp_enable_slot() PCI: rpaphp: refactor tail call to rpaphp_register_slot() PCI: rpaphp: remove rpaphp_set_attention_status() PCI: rpaphp: remove print_slot_pci_funcs() PCI: rpaphp: Remove setup_pci_slot() PCI: rpaphp: remove a call that does nothing but a pointer lookup PCI: rpaphp: Remove another wrappered function PCI: rpaphp: Remve another call that is a wrapper PCI: rpaphp: remove a function that does nothing but wrap debug printks PCI: rpaphp: Remove un-needed goto PCI: rpaphp: Fix a memleak; slot->location string was never freed ...
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/dd.c41
1 files changed, 3 insertions, 38 deletions
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index 18dba8e78da..92428e55b0c 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -226,12 +226,10 @@ static int device_probe_drivers(void *data)
*
* Walk the list of drivers that the bus has and call
* driver_probe_device() for each pair. If a compatible
- * pair is found, break out and return. If the bus specifies
- * multithreaded probing, walking the list of drivers is done
- * on a probing thread.
+ * pair is found, break out and return.
*
* Returns 1 if the device was bound to a driver;
- * 0 if no matching device was found or multithreaded probing is done;
+ * 0 if no matching device was found;
* -ENODEV if the device is not registered.
*
* When called for a USB interface, @dev->parent->sem must be held.
@@ -239,7 +237,6 @@ static int device_probe_drivers(void *data)
int device_attach(struct device * dev)
{
int ret = 0;
- struct task_struct *probe_task = ERR_PTR(-ENOMEM);
down(&dev->sem);
if (dev->driver) {
@@ -251,12 +248,7 @@ int device_attach(struct device * dev)
ret = 0;
}
} else {
- if (dev->bus->multithread_probe)
- probe_task = kthread_run(device_probe_drivers, dev,
- "probe-%s", dev->bus_id);
- if(IS_ERR(probe_task))
- ret = bus_for_each_drv(dev->bus, NULL, dev,
- __device_attach);
+ ret = bus_for_each_drv(dev->bus, NULL, dev, __device_attach);
}
up(&dev->sem);
return ret;
@@ -383,33 +375,6 @@ void driver_detach(struct device_driver * drv)
}
}
-#ifdef CONFIG_PCI_MULTITHREAD_PROBE
-static int __init wait_for_probes(void)
-{
- DEFINE_WAIT(wait);
-
- printk(KERN_INFO "%s: waiting for %d threads\n", __FUNCTION__,
- atomic_read(&probe_count));
- if (!atomic_read(&probe_count))
- return 0;
- while (atomic_read(&probe_count)) {
- prepare_to_wait(&probe_waitqueue, &wait, TASK_UNINTERRUPTIBLE);
- if (atomic_read(&probe_count))
- schedule();
- }
- finish_wait(&probe_waitqueue, &wait);
- return 0;
-}
-
-core_initcall_sync(wait_for_probes);
-postcore_initcall_sync(wait_for_probes);
-arch_initcall_sync(wait_for_probes);
-subsys_initcall_sync(wait_for_probes);
-fs_initcall_sync(wait_for_probes);
-device_initcall_sync(wait_for_probes);
-late_initcall_sync(wait_for_probes);
-#endif
-
EXPORT_SYMBOL_GPL(device_bind_driver);
EXPORT_SYMBOL_GPL(device_release_driver);
EXPORT_SYMBOL_GPL(device_attach);