The patch titled
Driver core: add driver_create_group
has been added to the -mm tree. Its filename is
driver-core-add-driver_create_group.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Driver core: add driver_create_group
From: Greg KH <[EMAIL PROTECTED]>
Add function for drivers to be able to create and remove sysfs attribute
groups without having to fall back to the "raw" sysfs calls.
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
Cc: Arthur Jones <[EMAIL PROTECTED]>
Cc: Roland Dreier <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/base/driver.c | 37 ++++++++++++++++++++
drivers/infiniband/hw/ipath/ipath_sysfs.c | 15 +-------
include/linux/device.h | 5 ++
3 files changed, 44 insertions(+), 13 deletions(-)
diff -puN drivers/base/driver.c~driver-core-add-driver_create_group
drivers/base/driver.c
--- a/drivers/base/driver.c~driver-core-add-driver_create_group
+++ a/drivers/base/driver.c
@@ -123,6 +123,43 @@ void driver_remove_file(struct device_dr
}
}
+/**
+ * driver_create_group - create group of sysfs files for a driver.
+ * @drv: driver.
+ * @group: pointer to a group of attributes to add
+ *
+ * Adds a group of sysfs attributes to the specified driver.
+ */
+int driver_create_group(struct device_driver *drv,
+ struct attribute_group *group)
+{
+ int error;
+ if (get_driver(drv)) {
+ error = sysfs_create_group(&drv->p->kobj, group);
+ put_driver(drv);
+ } else
+ error = -EINVAL;
+ return error;
+}
+EXPORT_SYMBOL_GPL(driver_create_group);
+
+/**
+ * driver_remove_file - remove group of sysfs files for a driver.
+ * @drv: driver.
+ * @group: pointer to a group of attributes to add.
+ *
+ * Removes a group of sysfs attributes that was previously created with a
+ * call to driver_create_group().
+ */
+void driver_remove_group(struct device_driver *drv,
+ struct attribute_group *group)
+{
+ if (get_driver(drv)) {
+ sysfs_remove_group(&drv->p->kobj, group);
+ put_driver(drv);
+ }
+}
+EXPORT_SYMBOL_GPL(driver_remove_group);
/**
* get_driver - increment driver reference count.
diff -puN
drivers/infiniband/hw/ipath/ipath_sysfs.c~driver-core-add-driver_create_group
drivers/infiniband/hw/ipath/ipath_sysfs.c
---
a/drivers/infiniband/hw/ipath/ipath_sysfs.c~driver-core-add-driver_create_group
+++ a/drivers/infiniband/hw/ipath/ipath_sysfs.c
@@ -757,20 +757,19 @@ int ipath_driver_create_group(struct dev
{
int ret;
- ret = sysfs_create_group(&drv->kobj, &driver_attr_group);
+ ret = driver_create_group(drv, &driver_attr_group);
return ret;
}
void ipath_driver_remove_group(struct device_driver *drv)
{
- sysfs_remove_group(&drv->kobj, &driver_attr_group);
+ driver_remove_group(drv, &driver_attr_group);
}
int ipath_device_create_group(struct device *dev, struct ipath_devdata *dd)
{
int ret;
- char unit[5];
ret = sysfs_create_group(&dev->kobj, &dev_attr_group);
if (ret)
@@ -780,11 +779,6 @@ int ipath_device_create_group(struct dev
if (ret)
goto bail_attrs;
- snprintf(unit, sizeof(unit), "%02d", dd->ipath_unit);
- ret = sysfs_create_link(&dev->driver->kobj, &dev->kobj, unit);
- if (ret == 0)
- goto bail;
-
sysfs_remove_group(&dev->kobj, &dev_counter_attr_group);
bail_attrs:
sysfs_remove_group(&dev->kobj, &dev_attr_group);
@@ -794,11 +788,6 @@ bail:
void ipath_device_remove_group(struct device *dev, struct ipath_devdata *dd)
{
- char unit[5];
-
- snprintf(unit, sizeof(unit), "%02d", dd->ipath_unit);
- sysfs_remove_link(&dev->driver->kobj, unit);
-
sysfs_remove_group(&dev->kobj, &dev_counter_attr_group);
sysfs_remove_group(&dev->kobj, &dev_attr_group);
diff -puN include/linux/device.h~driver-core-add-driver_create_group
include/linux/device.h
--- a/include/linux/device.h~driver-core-add-driver_create_group
+++ a/include/linux/device.h
@@ -152,6 +152,11 @@ struct driver_attribute driver_attr_##_n
extern int __must_check driver_create_file(struct device_driver *,
struct driver_attribute *);
extern void driver_remove_file(struct device_driver *, struct driver_attribute
*);
+extern int __must_check driver_create_group(struct device_driver *,
+ struct attribute_group *);
+extern void driver_remove_group(struct device_driver *,
+ struct attribute_group *);
+
extern int __must_check driver_for_each_device(struct device_driver * drv,
struct device *start, void *data,
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
driver-core-add-driver_create_group.patch
driver-tree-broke-infiniband.patch
gregkh-driver-kset-convert-to-kobj_sysfs_ops-vs-git-acpi.patch
unbork-gregkh-driver-kset-convert-sys-devices-to-use-kset_create-vioc.patch
quirk-enable-msi-mapping-on-ht1000.patch
add-accessors-for-segment_boundary_mask-in.patch
pci-add-dma-segment-boundary-support.patch
swiotlb-respect-the-segment-boundary-limits.patch
call-dma_set_seg_boundary-in-__scsi_alloc_queue.patch
belkin_sa-clean-up-for-new-style-termios-and-speed.patch
keyspan_pda-clean-up-speed-handling.patch
mct232-speed-new-termios-and-compliance-cleanups.patch
mct232-speed-new-termios-and-compliance-cleanups-fix.patch
ohci-hcdcohci_irq-locking-fix.patch
usb-testing-driver-dont-free-a-locked-mutex.patch
usb-mon-nopage.patch
git-x86.patch
dca-convert-struct-class_device-to-struct-device.patch
dont-touch-fs_struct-in-usermodehelper.patch
usb-net2280-cant-have-a-function-called-show_registers.patch
make-sure-nobodys-leaking-resources.patch
workaround-for-a-pci-restoring-bug.patch
-
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