From: Johannes Berg <johannes.berg@xxxxxxxxx>
The only user of this was hal prior to its 0.5.12
release which happened over two years ago, so I'm
sure this can be removed without issues.
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
---
Documentation/feature-removal-schedule.txt | 10 ---
net/core/net-sysfs.c | 74 -----------------------------
net/wireless/Kconfig | 12 ----
3 files changed, 96 deletions(-)
--- a/Documentation/feature-removal-schedule.txt 2011-11-08 20:00:18.000000000 +0100
+++ b/Documentation/feature-removal-schedule.txt 2011-11-08 20:01:41.000000000 +0100
@@ -296,16 +296,6 @@ Who: Ravikiran Thirumalai <kiran@scalex8
---------------------------
-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@xxxxxxxxxxxxxxxx>
-
----------------------------
-
What: sysfs ui for changing p4-clockmod parameters
When: September 2009
Why: See commits 129f8ae9b1b5be94517da76009ea956e89104ce8 and
--- a/net/core/net-sysfs.c 2011-11-08 20:00:19.000000000 +0100
+++ b/net/core/net-sysfs.c 2011-11-08 20:01:41.000000000 +0100
@@ -416,72 +416,6 @@ static struct attribute_group netstat_gr
.name = "statistics",
.attrs = netstat_attrs,
};
-
-#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 *,
- char *))
-{
- struct net_device *dev = to_net_dev(d);
- const struct iw_statistics *iw;
- ssize_t ret = -EINVAL;
-
- if (!rtnl_trylock())
- return restart_syscall();
- if (dev_isalive(dev)) {
- iw = get_wireless_stats(dev);
- if (iw)
- ret = (*format)(iw, buf);
- }
- rtnl_unlock();
-
- return ret;
-}
-
-/* show function template for wireless fields */
-#define WIRELESS_SHOW(name, field, format_string) \
-static ssize_t format_iw_##name(const struct iw_statistics *iw, char *buf) \
-{ \
- return sprintf(buf, format_string, iw->field); \
-} \
-static ssize_t show_iw_##name(struct device *d, \
- struct device_attribute *attr, char *buf) \
-{ \
- return wireless_show(d, buf, format_iw_##name); \
-} \
-static DEVICE_ATTR(name, S_IRUGO, show_iw_##name, NULL)
-
-WIRELESS_SHOW(status, status, fmt_hex);
-WIRELESS_SHOW(link, qual.qual, fmt_dec);
-WIRELESS_SHOW(level, qual.level, fmt_dec);
-WIRELESS_SHOW(noise, qual.noise, fmt_dec);
-WIRELESS_SHOW(nwid, discard.nwid, fmt_dec);
-WIRELESS_SHOW(crypt, discard.code, fmt_dec);
-WIRELESS_SHOW(fragment, discard.fragment, fmt_dec);
-WIRELESS_SHOW(misc, discard.misc, fmt_dec);
-WIRELESS_SHOW(retries, discard.retries, fmt_dec);
-WIRELESS_SHOW(beacon, miss.beacon, fmt_dec);
-
-static struct attribute *wireless_attrs[] = {
- &dev_attr_status.attr,
- &dev_attr_link.attr,
- &dev_attr_level.attr,
- &dev_attr_noise.attr,
- &dev_attr_nwid.attr,
- &dev_attr_crypt.attr,
- &dev_attr_fragment.attr,
- &dev_attr_retries.attr,
- &dev_attr_misc.attr,
- &dev_attr_beacon.attr,
- NULL
-};
-
-static struct attribute_group wireless_group = {
- .name = "wireless",
- .attrs = wireless_attrs,
-};
-#endif
#endif /* CONFIG_SYSFS */
#ifdef CONFIG_RPS
@@ -1295,14 +1229,6 @@ int netdev_register_kobject(struct net_d
groups++;
*groups++ = &netstat_group;
-#ifdef CONFIG_WIRELESS_EXT_SYSFS
- if (net->ieee80211_ptr)
- *groups++ = &wireless_group;
-#ifdef CONFIG_WIRELESS_EXT
- else if (net->wireless_handlers)
- *groups++ = &wireless_group;
-#endif
-#endif
#endif /* CONFIG_SYSFS */
error = device_add(dev);
--- a/net/wireless/Kconfig 2011-11-08 20:00:18.000000000 +0100
+++ b/net/wireless/Kconfig 2011-11-08 20:01:41.000000000 +0100
@@ -119,18 +119,6 @@ config CFG80211_WEXT
Enable this option if you need old userspace for wireless
extensions with cfg80211-based drivers.
-config WIRELESS_EXT_SYSFS
- bool "Wireless extensions sysfs files"
- default y
- depends on WEXT_CORE && 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, like old versions of
- hal.
-
config LIB80211
tristate "Common routines for IEEE802.11 drivers"
default n
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