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-rw-r--r--Documentation/feature-removal-schedule.txt10
-rw-r--r--net/core/net-sysfs.c4
-rw-r--r--net/wireless/Kconfig11
3 files changed, 23 insertions, 2 deletions
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index 8319c462c9f..db300e09c9a 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -333,3 +333,13 @@ Why: This option was introduced just to allow older lm-sensors userspace
to keep working over the upgrade to 2.6.26. At the scheduled time of
removal fixed lm-sensors (2.x or 3.x) should be readily available.
Who: Rene Herman <rene.herman@gmail.com>
+
+---------------------------
+
+What: Code that is now under CONFIG_WIRELESS_EXT_SYSFS
+ (in net/core/net-sysfs.c)
+When: After the only user (hal) has seen a release with the patches
+ for enough time, probably some time in 2010.
+Why: Over 1K .text/.data size reduction, data is available in other
+ ways (ioctls)
+Who: Johannes Berg <johannes@sipsolutions.net>
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 3f794131921..c1f4e0d428c 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -318,7 +318,7 @@ static struct attribute_group netstat_group = {
.attrs = netstat_attrs,
};
-#ifdef CONFIG_WIRELESS_EXT
+#ifdef CONFIG_WIRELESS_EXT_SYSFS
/* helper function that does all the locking etc for wireless stats */
static ssize_t wireless_show(struct device *d, char *buf,
ssize_t (*format)(const struct iw_statistics *,
@@ -459,7 +459,7 @@ int netdev_register_kobject(struct net_device *net)
#ifdef CONFIG_SYSFS
*groups++ = &netstat_group;
-#ifdef CONFIG_WIRELESS_EXT
+#ifdef CONFIG_WIRELESS_EXT_SYSFS
if (net->wireless_handlers && net->wireless_handlers->get_wireless_stats)
*groups++ = &wireless_group;
#endif
diff --git a/net/wireless/Kconfig b/net/wireless/Kconfig
index 79270903bda..ab015c62d56 100644
--- a/net/wireless/Kconfig
+++ b/net/wireless/Kconfig
@@ -29,3 +29,14 @@ config WIRELESS_EXT
Say N (if you can) unless you know you need wireless
extensions for external modules.
+
+config WIRELESS_EXT_SYSFS
+ bool "Wireless extensions sysfs files"
+ default y
+ depends on WIRELESS_EXT && SYSFS
+ help
+ This option enables the deprecated wireless statistics
+ files in /sys/class/net/*/wireless/. The same information
+ is available via the ioctls as well.
+
+ Say Y if you have programs using it (we don't know of any).