AuxXxilium/linux_dsm_epyc7002
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linux_dsm_epyc7002/net/mac80211
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Denis Kenzior e7441c9274 mac80211: disable BHs/preemption in ieee80211_tx_control_port() 
On pre-emption enabled kernels the following print was being seen due to
missing local_bh_disable/local_bh_enable calls.  mac80211 assumes that
pre-emption is disabled in the data path.

    BUG: using smp_processor_id() in preemptible [00000000] code: iwd/517
    caller is __ieee80211_subif_start_xmit+0x144/0x210 [mac80211]
    [...]
    Call Trace:
    dump_stack+0x5c/0x80
    check_preemption_disabled.cold.0+0x46/0x51
    __ieee80211_subif_start_xmit+0x144/0x210 [mac80211]

Fixes: 9118064914 ("mac80211: Add support for tx_control_port")
Signed-off-by: Denis Kenzior <denkenz@gmail.com>
[commit message rewrite, fixes tag]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2018-06-29 09:39:08 +02:00
..
aead_api.c mac80211: use crypto_aead_authsize() 2017-10-11 15:46:45 +02:00
aead_api.h mac80211: aead api to reduce redundancy 2017-10-11 09:37:35 +02:00
aes_ccm.h mac80211: aead api to reduce redundancy 2017-10-11 09:37:35 +02:00
aes_cmac.c mac80211: aes-cmac: switch to shash CMAC driver 2017-02-08 09:19:33 +01:00
aes_cmac.h mac80211: aes-cmac: switch to shash CMAC driver 2017-02-08 09:19:33 +01:00
aes_gcm.h mac80211: aead api to reduce redundancy 2017-10-11 09:37:35 +02:00
aes_gmac.c
aes_gmac.h
agg-rx.c mac80211: agg-rx: Accept ADDBA request update if timeout did not change 2018-02-27 11:06:04 +01:00
agg-tx.c mac80211: use timeout from the AddBA response instead of the request 2018-05-07 20:35:15 +02:00
cfg.c mac80211: allocate and fill tidstats only when needed 2018-05-18 11:40:44 +02:00
chan.c treewide: kzalloc() -> kcalloc() 2018-06-12 16:19:22 -07:00
debug.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
debugfs_key.c
debugfs_key.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
debugfs_netdev.c networking: convert many more places to skb_put_zero() 2017-06-16 11:48:35 -04:00
debugfs_netdev.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
debugfs_sta.c mac80211: Add txq flags to debugfs 2018-01-31 12:57:24 +01:00
debugfs_sta.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
debugfs.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-03-23 11:31:58 -04:00
debugfs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
driver-ops.c
driver-ops.h mac80211: Support adding duration for prepare_tx() callback 2018-05-23 11:06:10 +02:00
ethtool.c mac80211: allocate and fill tidstats only when needed 2018-05-18 11:40:44 +02:00
fils_aead.c Some more updates: 2017-02-10 14:31:51 -05:00
fils_aead.h
ht.c mac80211: fix TX aggregation stop race 2018-05-18 11:14:36 +02:00
ibss.c mac80211: Send control port frames over nl80211 2018-03-29 14:08:30 +02:00
ieee80211_i.h mac80211: Support the new cfg80211 TXQ stats API 2018-05-08 13:25:22 +02:00
iface.c mac80211: Send control port frames over nl80211 2018-03-29 14:08:30 +02:00
Kconfig mac80211: fils_aead: Use crypto api CMAC shash rather than bare cipher 2017-02-08 09:19:17 +01:00
key.c mac80211: allow AP_VLAN operation on crypto controlled devices 2018-03-29 11:35:22 +02:00
key.h mac80211: aes-cmac: switch to shash CMAC driver 2017-02-08 09:19:33 +01:00
led.c mac80211: Convert timers to use timer_setup() 2017-11-20 16:55:11 +01:00
led.h
main.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2018-06-16 07:39:34 +09:00
Makefile Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2017-11-04 09:26:51 +09:00
mesh_hwmp.c mac80211: mark expected switch fall-throughs 2017-12-11 12:16:04 +01:00
mesh_pathtbl.c rhashtable: Change rhashtable_walk_start to return void 2017-12-11 09:58:38 -05:00
mesh_plink.c mac80211: mesh: fix premature update of rc stats 2018-05-18 10:02:28 +02:00
mesh_ps.c networking: make skb_put & friends return void pointers 2017-06-16 11:48:39 -04:00
mesh_sync.c
mesh.c mac80211: notify driver for change in multicast rates 2018-03-23 13:23:17 +01:00
mesh.h mac80211: Convert timers to use timer_setup() 2017-11-20 16:55:11 +01:00
michael.c mac80211: add get TID helper 2018-02-22 21:13:03 +01:00
michael.h
mlme.c mac80211: Support adding duration for prepare_tx() callback 2018-05-23 11:06:10 +02:00
ocb.c mac80211: Convert timers to use timer_setup() 2017-11-20 16:55:11 +01:00
offchannel.c mac80211: mark expected switch fall-throughs 2017-12-11 12:16:04 +01:00
pm.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
rate.c mac80211: Dynamically set CoDel parameters per station 2017-05-17 16:03:40 +02:00
rate.h mac80211: make rate control tx status API more extensible 2017-04-28 10:57:33 +02:00
rc80211_minstrel_debugfs.c net: Use octal not symbolic permissions 2018-03-26 12:07:48 -04:00
rc80211_minstrel_ht_debugfs.c net: Use octal not symbolic permissions 2018-03-26 12:07:48 -04:00
rc80211_minstrel_ht.c treewide: kzalloc() -> kcalloc() 2018-06-12 16:19:22 -07:00
rc80211_minstrel_ht.h
rc80211_minstrel.c treewide: kzalloc() -> kcalloc() 2018-06-12 16:19:22 -07:00
rc80211_minstrel.h mac80211: minstrel: make prob_ewma u16 instead of u32 2016-12-15 11:07:53 +01:00
rx.c mac80211: rename rtap_vendor_space to rtap_space 2018-05-07 20:49:44 +02:00
scan.c treewide: kzalloc() -> kcalloc() 2018-06-12 16:19:22 -07:00
spectmgmt.c mac80211: Do not disconnect on invalid operating class 2018-02-19 14:53:14 +01:00
sta_info.c mac80211: allocate and fill tidstats only when needed 2018-05-18 11:40:44 +02:00
sta_info.h mac80211: allocate and fill tidstats only when needed 2018-05-18 11:40:44 +02:00
status.c mac80211: average ack rssi support for data frames 2018-05-07 21:41:16 +02:00
tdls.c mac80211: enable TDLS peer buffer STA feature 2017-12-11 12:16:05 +01:00
tkip.c
tkip.h
trace_msg.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
trace.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
trace.h mac80211: Support adding duration for prepare_tx() callback 2018-05-23 11:06:10 +02:00
tx.c mac80211: disable BHs/preemption in ieee80211_tx_control_port() 2018-06-29 09:39:08 +02:00
util.c treewide: kzalloc() -> kcalloc() 2018-06-12 16:19:22 -07:00
vht.c mac80211: Use proper chan_width enum in sta opmode event 2018-03-29 10:19:59 +02:00
wep.c mac80211: Add RX flag to indicate ICV stripped 2017-01-12 10:15:18 +01:00
wep.h
wme.c mac80211: mark expected switch fall-throughs 2017-12-11 12:16:04 +01:00
wme.h
wpa.c mac80211: add get TID helper 2018-02-22 21:13:03 +01:00
wpa.h