/* * This header provides constants for DRA pinctrl bindings. * * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ * Author: Rajendra Nayak * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef _DT_BINDINGS_PINCTRL_DRA_H #define _DT_BINDINGS_PINCTRL_DRA_H /* DRA7 mux mode options for each pin. See TRM for options */ #define MUX_MODE0 0x0 #define MUX_MODE1 0x1 #define MUX_MODE2 0x2 #define MUX_MODE3 0x3 #define MUX_MODE4 0x4 #define MUX_MODE5 0x5 #define MUX_MODE6 0x6 #define MUX_MODE7 0x7 #define MUX_MODE8 0x8 #define MUX_MODE9 0x9 #define MUX_MODE10 0xa #define MUX_MODE11 0xb #define MUX_MODE12 0xc #define MUX_MODE13 0xd #define MUX_MODE14 0xe #define MUX_MODE15 0xf /* Certain pins need virtual mode, but note: they may glitch */ #define MUX_VIRTUAL_MODE0 (MODE_SELECT | (0x0 << 4)) #define MUX_VIRTUAL_MODE1 (MODE_SELECT | (0x1 << 4)) #define MUX_VIRTUAL_MODE2 (MODE_SELECT | (0x2 << 4)) #define MUX_VIRTUAL_MODE3 (MODE_SELECT | (0x3 << 4)) #define MUX_VIRTUAL_MODE4 (MODE_SELECT | (0x4 << 4)) #define MUX_VIRTUAL_MODE5 (MODE_SELECT | (0x5 << 4)) #define MUX_VIRTUAL_MODE6 (MODE_SELECT | (0x6 << 4)) #define MUX_VIRTUAL_MODE7 (MODE_SELECT | (0x7 << 4)) #define MUX_VIRTUAL_MODE8 (MODE_SELECT | (0x8 << 4)) #define MUX_VIRTUAL_MODE9 (MODE_SELECT | (0x9 << 4)) #define MUX_VIRTUAL_MODE10 (MODE_SELECT | (0xa << 4)) #define MUX_VIRTUAL_MODE11 (MODE_SELECT | (0xb << 4)) #define MUX_VIRTUAL_MODE12 (MODE_SELECT | (0xc << 4)) #define MUX_VIRTUAL_MODE13 (MODE_SELECT | (0xd << 4)) #define MUX_VIRTUAL_MODE14 (MODE_SELECT | (0xe << 4)) #define MUX_VIRTUAL_MODE15 (MODE_SELECT | (0xf << 4)) #define MODE_SELECT (1 << 8) #define PULL_ENA (0 << 16) #define PULL_DIS (1 << 16) #define PULL_UP (1 << 17) #define INPUT_EN (1 << 18) #define SLEWCONTROL (1 << 19) #define WAKEUP_EN (1 << 24) #define WAKEUP_EVENT (1 << 25) /* Active pin states */ #define PIN_OUTPUT (0 | PULL_DIS) #define PIN_OUTPUT_PULLUP (PULL_UP) #define PIN_OUTPUT_PULLDOWN (0) #define PIN_INPUT (INPUT_EN | PULL_DIS) #define PIN_INPUT_SLEW (INPUT_EN | SLEWCONTROL) #define PIN_INPUT_PULLUP (PULL_ENA | INPUT_EN | PULL_UP) #define PIN_INPUT_PULLDOWN (PULL_ENA | INPUT_EN) /* * Macro to allow using the absolute physical address instead of the * padconf registers instead of the offset from padconf base. */ #define DRA7XX_CORE_IOPAD(pa, val) (((pa) & 0xffff) - 0x3400) (val) #endif option value='committer'>committer

path: root/net/irda/af_irda.c

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author	Tejun Heo <tj@kernel.org>	2017-01-26 16:47:28 -0500
committer	Tejun Heo <tj@kernel.org>	2017-01-26 16:47:28 -0500
commit	07cd12945551b63ecb1a349d50a6d69d1d6feb4a (patch)
tree	75f65eba7eac9277971082a2d5a4cf1370562c0c /net/mac80211
parent	7ce7d89f48834cefece7804d38fc5d85382edf77 (diff)

cgroup: don't online subsystems before cgroup_name/path() are operational

While refactoring cgroup creation, a5bca2152036 ("cgroup: factor out cgroup_create() out of cgroup_mkdir()") incorrectly onlined subsystems before the new cgroup is associated with it kernfs_node. This is fine for cgroup proper but cgroup_name/path() depend on the associated kernfs_node and if a subsystem makes the new cgroup_subsys_state visible, which they're allowed to after onlining, it can lead to NULL dereference. The current code performs cgroup creation and subsystem onlining in cgroup_create() and cgroup_mkdir() makes the cgroup and subsystems visible afterwards. There's no reason to online the subsystems early and we can simply drop cgroup_apply_control_enable() call from cgroup_create() so that the subsystems are onlined and made visible at the same time. Signed-off-by: Tejun Heo <tj@kernel.org> Reported-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru> Fixes: a5bca2152036 ("cgroup: factor out cgroup_create() out of cgroup_mkdir()") Cc: stable@vger.kernel.org # v4.6+

Diffstat (limited to 'net/mac80211')