From: Greg KH <gregkh@suse.de>
To: linux-kernel@vger.kernel.org
Cc: mochel@digitalimplant.org
Subject: [PATCH] add klist_node_attached() to determine if a node is on a list or not.
Date: Mon, 20 Jun 2005 15:59:25 -0700 [thread overview]
Message-ID: <11193083653258@kroah.com> (raw)
In-Reply-To: <11193083653850@kroah.com>
[PATCH] add klist_node_attached() to determine if a node is on a list or not.
Signed-off-by: Patrick Mochel <mochel@digitalimplant.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff -Nru a/include/linux/klist.h b/include/linux/klist.h
---
commit 8b0c250be489dcbf1a3a33bb4ec4c7f33735a365
tree 17935d1064101df10ad7bb2f7ed94e6a88af295c
parent 2287c322b61fced7e0c326a1a9606aa73147e3df
author mochel@digitalimplant.org <mochel@digitalimplant.org> Thu, 24 Mar 2005 12:58:57 -0800
committer Greg Kroah-Hartman <gregkh@suse.de> Mon, 20 Jun 2005 15:15:17 -0700
include/linux/klist.h | 2 ++
lib/klist.c | 16 ++++++++++++++++
2 files changed, 18 insertions(+), 0 deletions(-)
diff --git a/include/linux/klist.h b/include/linux/klist.h
--- a/include/linux/klist.h
+++ b/include/linux/klist.h
@@ -37,6 +37,8 @@ extern void klist_add_head(struct klist
extern void klist_del(struct klist_node * n);
extern void klist_remove(struct klist_node * n);
+extern int klist_node_attached(struct klist_node * n);
+
struct klist_iter {
struct klist * i_klist;
diff --git a/lib/klist.c b/lib/klist.c
--- a/lib/klist.c
+++ b/lib/klist.c
@@ -112,6 +112,7 @@ static void klist_release(struct kref *
struct klist_node * n = container_of(kref, struct klist_node, n_ref);
list_del(&n->n_node);
complete(&n->n_removed);
+ n->n_klist = NULL;
}
static int klist_dec_and_del(struct klist_node * n)
@@ -154,6 +155,19 @@ EXPORT_SYMBOL_GPL(klist_remove);
/**
+ * klist_node_attached - Say whether a node is bound to a list or not.
+ * @n: Node that we're testing.
+ */
+
+int klist_node_attached(struct klist_node * n)
+{
+ return (n->n_klist != NULL);
+}
+
+EXPORT_SYMBOL_GPL(klist_node_attached);
+
+
+/**
* klist_iter_init_node - Initialize a klist_iter structure.
* @k: klist we're iterating.
* @i: klist_iter we're filling.
@@ -246,3 +260,5 @@ struct klist_node * klist_next(struct kl
}
EXPORT_SYMBOL_GPL(klist_next);
+
+
next prev parent reply other threads:[~2005-06-21 0:40 UTC|newest]
Thread overview: 92+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-20 22:55 [GIT PATCH] Driver core changes for 2.6.12 Greg KH
2005-06-20 22:59 ` [PATCH] sysfs_{create|remove}_link should take const char * Greg KH
2005-06-20 22:59 ` [PATCH] kobject_hotplug() should use kobject_name() Greg KH
2005-06-20 22:59 ` [PATCH] Make kobject's name be const char * Greg KH
2005-06-20 22:59 ` [PATCH] kset_hotplug_ops->name shoudl return " Greg KH
2005-06-20 22:59 ` [PATCH] make driver's name be " Greg KH
2005-06-20 22:59 ` [PATCH] Make attributes names " Greg KH
2005-06-20 22:59 ` [PATCH] sysfs: (driver/base) if show/store is missing return -EIO Greg KH
2005-06-20 22:59 ` [PATCH] sysfs: " Greg KH
2005-06-20 22:59 ` [PATCH] sysfs: (driver/pci) " Greg KH
2005-06-20 22:59 ` [PATCH] sysfs: (driver/block) " Greg KH
2005-06-20 22:59 ` [PATCH] sysfs: (rest) " Greg KH
2005-06-20 22:59 ` [PATCH] INPUT: move to use the new class code, instead of class_simple Greg KH
2005-06-20 22:59 ` [PATCH] tty: " Greg KH
2005-06-20 22:59 ` [PATCH] CLASS: move a "simple" class logic into the class core Greg KH
2005-06-20 22:59 ` [PATCH] class: convert sound/* to use the new class api instead of class_simple Greg KH
2005-06-20 22:59 ` [PATCH] USB: move the usb hcd code to use the new class code Greg KH
2005-06-20 22:59 ` [PATCH] class: convert drivers/block/* to use the new class api instead of class_simple Greg KH
2005-06-20 22:59 ` [PATCH] class: convert drivers/ieee1394/* " Greg KH
2005-06-20 22:59 ` [PATCH] class: convert drivers/char/* " Greg KH
2005-06-20 22:59 ` [PATCH] class: convert drivers/scsi/* " Greg KH
2005-06-20 22:59 ` [PATCH] class: convert drivers/* " Greg KH
2005-06-20 22:59 ` [PATCH] USB: trivial error path fix Greg KH
2005-06-20 22:59 ` [PATCH] class: convert arch/* to use the new class api instead of class_simple Greg KH
2005-06-20 22:59 ` [PATCH] class: convert the remaining class_simple users in the kernel to usee the new class api Greg KH
2005-06-20 22:59 ` [PATCH] class: add kerneldoc for the new class functions Greg KH
2005-06-20 22:59 ` [PATCH] class: remove class_simple code, as no one in the tree is using it anymore Greg KH
2005-06-20 22:59 ` [PATCH] fix "make mandocs" after class_simple.c removal Greg KH
2005-06-20 22:59 ` [PATCH] Add a semaphore to struct device to synchronize calls to its driver Greg KH
2005-06-20 22:59 ` [PATCH] fix up ipmi code after class_simple.c removal Greg KH
2005-06-20 22:59 ` [PATCH] Move device/driver code to drivers/base/dd.c Greg KH
2005-06-20 22:59 ` [PATCH] Use driver_for_each_device() instead of manually walking list Greg KH
2005-06-20 22:59 ` [PATCH] Use driver_for_each_device() in drivers/pnp/driver.c " Greg KH
2005-06-20 22:59 ` [PATCH] Add driver_for_each_device() Greg KH
2005-06-20 22:59 ` [PATCH] Add a klist to struct bus_type for its drivers Greg KH
2005-06-20 22:59 ` [PATCH] Add a klist to struct bus_type for its devices Greg KH
2005-06-20 22:59 ` [PATCH] Add initial implementation of klist helpers Greg KH
2005-06-20 22:59 ` [PATCH] Add a klist to struct device_driver for the devices bound to it Greg KH
2005-06-20 22:59 ` [PATCH] Remove the unused device_find() Greg KH
2005-06-20 22:59 ` [PATCH] Use bus_for_each_{dev,drv} for driver binding Greg KH
2005-06-20 22:59 ` Greg KH [this message]
2005-06-20 22:59 ` [PATCH] Fix up USB to use klist_node_attached() instead of list_empty() on lists that will go away Greg KH
2005-06-20 22:59 ` [PATCH] Remove struct device::driver_list Greg KH
2005-06-20 22:59 ` [PATCH] Fix up bus code and remove use of rwsem Greg KH
2005-06-20 22:59 ` [PATCH] Remove struct device::bus_list Greg KH
2005-06-20 22:59 ` [PATCH] Don't reference NULL klist pointer in klist_remove() Greg KH
2005-06-20 22:59 ` [PATCH] Call klist_del() instead of klist_remove() Greg KH
2005-06-20 22:59 ` [PATCH] Use device_for_each_child() to unregister devices in scsi_remove_target() Greg KH
2005-06-20 22:59 ` [PATCH] use device_for_each_child() to properly access child devices Greg KH
2005-06-20 22:59 ` [PATCH] Use a klist for device child lists Greg KH
2005-06-20 22:59 ` [PATCH] Fix up bogus comment Greg KH
2005-06-20 22:59 ` [PATCH] driver core: change export symbol for driver_for_each_device() Greg KH
2005-06-20 22:59 ` [PATCH] Use device_for_each_child() to unregister devices in nodemgr_remove_host_dev() Greg KH
2005-06-20 22:59 ` [PATCH] use device_for_each_child() to properly access child devices Greg KH
2005-06-20 22:59 ` [PATCH] USB: fix build warning in usb core as pointed out by Andrew Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: fix bk-driver-core kills ppc64 Greg KH
2005-06-20 22:59 ` [PATCH] Fix typo in scdrv_init() Greg KH
2005-06-20 22:59 ` [PATCH] Driver core: Fix up the driver and device iterators to be quieter Greg KH
2005-06-20 22:59 ` [PATCH] usb: klist_node_attached() fix Greg KH
2005-06-20 22:59 ` [PATCH] sn: fixes due to driver core changes Greg KH
2005-06-20 22:59 ` [PATCH] driver core: Fix races in driver_detach() Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: driver model doc update Greg KH
2005-06-20 22:59 ` [PATCH] Driver core: unregister_node() for hotplug use Greg KH
2005-06-20 22:59 ` [PATCH] usbcore: Don't call device_release_driver recursively Greg KH
2005-06-20 22:59 ` [PATCH] libfs: add simple attribute files Greg KH
2005-06-20 22:59 ` [PATCH] Driver core: change device_attribute callbacks Greg KH
2005-06-20 22:59 ` [PATCH] driver core: fix error handling in bus_add_device Greg KH
2005-06-20 22:59 ` [PATCH] Driver core: Documentation: update device attribute callbacks Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: drivers/base - drivers/i2c/chips/adm1026.c: " Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: arch: " Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: drivers/i2c/chips/adm1031.c - lm75.c: " Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: drivers/i2c/chips/lm77.c - max1619.c: " Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: drivers/i2c/chips/pc87360.c - w83627hf.c: " Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: drivers/char/raw3270.c - drivers/net/netiucv.c: " Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: drivers/i2c/chips/w83781d.c - drivers/s390/block/dcssblk.c: " Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: drivers/usb/input/aiptek.c - drivers/zorro/zorro-sysfs.c: " Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: drivers/s390/net/qeth_sys.c - drivers/usb/gadget/pxa2xx_udc.c: " Greg KH
2005-06-20 22:59 ` [PATCH] Driver Core: include: " Greg KH
2005-06-20 22:59 ` [PATCH] I2C: drivers/i2c/chips/adm1026.c: use dynamic sysfs callbacks Greg KH
2005-06-20 22:59 ` [PATCH] I2C: add i2c sensor_device_attribute and macros Greg KH
2005-06-20 22:59 ` [PATCH] sysfs-iattr: attach sysfs_dirent before new inode Greg KH
2005-06-20 22:59 ` [PATCH] Driver core: Don't "lose" devices on suspend on failure Greg KH
2005-06-20 22:59 ` [PATCH] sysfs-iattr: set inode attributes Greg KH
2005-06-20 22:59 ` [PATCH] sysfs-iattr: add sysfs_setattr Greg KH
2005-06-20 22:59 ` [PATCH] SYSFS: fix PAGE_SIZE check Greg KH
2005-06-20 22:59 ` [PATCH] USB: fix show_modalias() function due to attribute change Greg KH
2005-06-20 22:59 ` [PATCH] PCI: " Greg KH
2005-07-06 0:38 ` [PATCH] Use device_for_each_child() to unregister devices in scsi_remove_target() Patrick Mansfield
2005-07-12 0:20 ` Greg KH
2005-07-12 0:56 ` Patrick Mansfield
2005-06-21 11:42 ` [PATCH] Add initial implementation of klist helpers Rik van Riel
2005-06-21 23:13 ` Greg KH
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