/* Copyright (C) 2011-2016 B.A.T.M.A.N. contributors: * * Simon Wunderlich * * This program is free software; you can redistribute it and/or * modify it under the terms of version 2 of the GNU General Public * License as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, see . */ #ifndef _NET_BATMAN_ADV_BLA_H_ #define _NET_BATMAN_ADV_BLA_H_ #include "main.h" #include struct net_device; struct netlink_callback; struct seq_file; struct sk_buff; #ifdef CONFIG_BATMAN_ADV_BLA bool batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb, unsigned short vid, bool is_bcast); bool batadv_bla_tx(struct batadv_priv *bat_priv, struct sk_buff *skb, unsigned short vid); bool batadv_bla_is_backbone_gw(struct sk_buff *skb, struct batadv_orig_node *orig_node, int hdr_size); int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset); int batadv_bla_claim_dump(struct sk_buff *msg, struct netlink_callback *cb); int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset); int batadv_bla_backbone_dump(struct sk_buff *msg, struct netlink_callback *cb); bool batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, u8 *orig, unsigned short vid); bool batadv_bla_check_bcast_duplist(struct batadv_priv *bat_priv, struct sk_buff *skb); void batadv_bla_update_orig_address(struct batadv_priv *bat_priv, struct batadv_hard_iface *primary_if, struct batadv_hard_iface *oldif); void batadv_bla_status_update(struct net_device *net_dev); int batadv_bla_init(struct batadv_priv *bat_priv); void batadv_bla_free(struct batadv_priv *bat_priv); int batadv_bla_claim_dump(struct sk_buff *msg, struct netlink_callback *cb); #define BATADV_BLA_CRC_INIT 0 #else /* ifdef CONFIG_BATMAN_ADV_BLA */ static inline bool batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb, unsigned short vid, bool is_bcast) { return false; } static inline bool batadv_bla_tx(struct batadv_priv *bat_priv, struct sk_buff *skb, unsigned short vid) { return false; } static inline bool batadv_bla_is_backbone_gw(struct sk_buff *skb, struct batadv_orig_node *orig_node, int hdr_size) { return false; } static inline int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset) { return 0; } static inline int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset) { return 0; } static inline bool batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, u8 *orig, unsigned short vid) { return false; } static inline bool batadv_bla_check_bcast_duplist(struct batadv_priv *bat_priv, struct sk_buff *skb) { return false; } static inline void batadv_bla_update_orig_address(struct batadv_priv *bat_priv, struct batadv_hard_iface *primary_if, struct batadv_hard_iface *oldif) { } static inline int batadv_bla_init(struct batadv_priv *bat_priv) { return 1; } static inline void batadv_bla_free(struct batadv_priv *bat_priv) { } static inline int batadv_bla_claim_dump(struct sk_buff *msg, struct netlink_callback *cb) { return -EOPNOTSUPP; } static inline int batadv_bla_backbone_dump(struct sk_buff *msg, struct netlink_callback *cb) { return -EOPNOTSUPP; } #endif /* ifdef CONFIG_BATMAN_ADV_BLA */ #endif /* ifndef _NET_BATMAN_ADV_BLA_H_ */ ption value='8'>8space:mode:
authorMatthew Auld <matthew.auld@intel.com>2016-11-28 10:36:48 +0000
committerJani Nikula <jani.nikula@intel.com>2016-12-20 16:27:20 +0200
commit35f6c2336b1a5007ec837623f771d2d56dfba5c2 (patch)
treed2d9e1a557d628aa1dbdb1ec504b3c1d860a36d5 /net/ieee802154
parent7a9e10253e9e52451bbe80ddb2874368dbd240a3 (diff)
drm/i915: drop the struct_mutex when wedged or trying to reset
We grab the struct_mutex in intel_crtc_page_flip, but if we are wedged or a reset is in progress we bail early but never seem to actually release the lock. Fixes: 7f1847ebf48b ("drm/i915: Simplify checking of GPU reset_counter in display pageflips") Cc: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Matthew Auld <matthew.auld@intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20161128103648.9235-1-matthew.auld@intel.com Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: <stable@vger.kernel.org> # v4.7+ (cherry picked from commit ddbb271aea87fc6004d3c8bcdb0710e980c7ec85) Signed-off-by: Jani Nikula <jani.nikula@intel.com> (cherry picked from commit e411072d5740a49cdc9d0713798c30440757e451) Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'net/ieee802154')