Hi, Gleb/others doing this: you have 4 days to figure out what's wrong with things, or I'm backing all of this work out.
Thanks, -adrian On 7 August 2015 at 08:52, O. Hartmann <ohart...@zedat.fu-berlin.de> wrote: > Am Thu, 6 Aug 2015 18:13:55 +0300 > Gleb Smirnoff <gleb...@freebsd.org> schrieb: > >> Hi! >> >> As part of the "opaque ifnet project" , all 802.11 (WiFi) drivers >> undergo change of not being an interface anymore. Historically in FreeBSD >> 802.11 stack, 802.11 devices called if_attach() and created an interface. >> Later this was generalized and real functioning interface is created by >> net80211 stack. However, remnant of parent interface remained. If you >> are running Intel Centrino wireless, then you got iwn0 interface and >> wlan0 interface. However, the former doesn't do anything. You can't >> assign addresses to it or modify any of it parameters. Or you can >> modify them, but that affects nothing. >> >> This superfluous ifnet on the list entangles the net80211 stack and >> also is on the way of . So, decision was made to remove it. I >> already did preparatory commits back in May, and now it is time to >> finish that. >> >> The patch is: >> >> https://reviews.freebsd.org/D2655 >> >> And the Wiki page for it is: >> >> https://wiki.freebsd.org/projects/ifnet/net80211 >> >> The patch modifies every driver, and diff is bulky. However, changes >> are mechanical and simple, most drivers appeared to work after first >> run. Most converted drivers are tested to work. >> >> This is list of drivers that are not tested, due to lack of testers: >> >> mwl, ipw, bwn, wi, upgt, uath. >> >> But, as said, changes are mechanical and probability is 95% that >> they will work. >> >> The only complex one is ndis(4). It could be broken by conversion. >> Since I already got a tester volunteer, I will fix it quickly if >> anything happens. >> >> Another untrivial one is wtap(4), which is not connected to the >> build and appeared to be broken even before conversion. Anyway, >> I made it compilable. >> >> Now, for the configuration. The sequence of commands you need >> to run to configure a WiFi interface doesn't change. As before >> it is: >> >> ifconfig wlan0 create wlandev iwn0 >> ifconfig wlan0 $foo >> >> Your rc.conf doesn't need any changes. As before: >> >> wlans_iwn0="wlan0" >> ifconfig_wlan0="DHCP WPA" >> >> However, iwn0 disappeared from the 'ifconfig -l'. It is still >> in devinfo, or in dmesg. For the sake of installers or other >> configuration software, a sysctl is provided: >> >> net.wlan.devices: iwn0 >> >> The /etc subsystem needs to be tweaked. Previously the wlan(4) >> interfaces were created in childif_create(), and the script >> did check for presence of parent interface. In my patch I >> provided wlans_up(), that doesn't check. The code in D2655 >> now works correctly both on patched and on unpatched kernel. >> >> Alternatively, I could tweak childif_create() to use net.wlan.devices >> instead of 'ifconfig -l'. Or, to use them both, to work on older >> and on newer kernels? >> >> I am not sure which path with /etc is better, so seeking for >> help with that. >> > > After updating to FreeBSD 11.0-CURRENT #0 r286415: Fri Aug 7 17:22:43 CEST > 2015 amd64, > several APs won't startup anymore: > > [...] > Starting hostapd. > Configuration file: /etc/hostapd.conf > bsd_set_if_media: SIOCSIFMEDIA Device not configured > bsd_init: failed to set operation mode > bsd driver initialization failed. > wlan0: interface state UNINITIALIZED->DISABLED > wlan0: AP-DISABLED > hostapd_free_hapd_data: Interface wlan0 wasn't started > ELOOP: remaining socket: sock=5 eloop_data=0x801c47100 user_data=0x0 > handler=0x41a0e0 > /etc/rc.d/hostapd: WARNING: failed to start hostapd _______________________________________________ email@example.com mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"