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wifi: nl80211: probe peers without wiphy mutex

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None of the drivers implementing probe_peer (mac80211,
wil6210, nxpwifi) need the wiphy mutex for it, so we
can just not take it. Document that as well.

Link: https://patch.msgid.link/20261009201417.75233ff945c8.I2f462bfffa96feb8dcc4386bc35ebc25d877a92f@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2026-10-09 20:10:11 +02:00
parent 223a1e289b
commit 062de592d0
2 changed files with 6 additions and 2 deletions
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5
include/net/cfg80211.h
View File

@ -5149,7 +5149,10 @@ struct mgmt_frame_regs {
*
* @probe_peer: probe a connected peer (AP: STA MAC required; STA: no MAC),
* must use the @cookie as provided which is later passed to
* cfg80211_probe_status().
* cfg80211_probe_status(). Called without the wiphy mutex, so the
* interface type may have changed/be changing and the MAC may be
* %NULL even in AP mode (if runtime type changes are supported),
* drivers must check for that.
*
* @set_noack_map: Set the NoAck Map for the TIDs.
*

3
net/wireless/nl80211.c
View File

@ -20835,7 +20835,8 @@ static const struct genl_small_ops nl80211_small_ops[] = {
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
.doit = nl80211_probe_peer,
.flags = GENL_UNS_ADMIN_PERM,
.internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP),
.internal_flags = IFLAGS(NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NO_WIPHY_MTX),
},
{
.cmd = NL80211_CMD_REGISTER_BEACONS,