• Andrey Borzenkov's avatar
    orinoco: fix unsafe locking in orinoco_cs_resume · 552a7151
    Andrey Borzenkov authored
    [ 6972.562035] =================================
    [ 6972.562040] [ INFO: inconsistent lock state ]
    [ 6972.562048] 2.6.27-1avb #17
    [ 6972.562053] ---------------------------------
    [ 6972.562060] inconsistent {in-hardirq-W} -> {hardirq-on-W} usage.
    [ 6972.562068] pm-suspend/17062 [HC0[0]:SC0[0]:HE1:SE1] takes:
    [ 6972.562076]  (&priv->lock){++..}, at: [<dfd4f05b>] orinoco_cs_resume+0x5b/0xd0 [orinoco_cs]
    [ 6972.562122] {in-hardirq-W} state was registered at:
    [ 6972.562128]   [<c013ea6b>] __lock_acquire+0x6cb/0x1640
    [ 6972.562171]   [<c013fa3c>] lock_acquire+0x5c/0x80
    [ 6972.562181]   [<c02f6e39>] _spin_lock_irqsave+0x49/0x80
    [ 6972.562210]   [<dfd6425d>] orinoco_interrupt+0x4d/0x16d0 [orinoco]
    [ 6972.562257]   [<c015a2b1>] handle_IRQ_event+0x31/0x60
    [ 6972.562278]   [<c015b73e>] handle_level_irq+0x6e/0xe0
    [ 6972.562291]   [<c0104b20>] do_IRQ+0xb0/0x130
    [ 6972.562313]   [<ffffffff>] 0xffffffff
    Signed-off-by: default avatarAndrey Borzenkov <arvidjaar@mail.ru>
    Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
    552a7151
orinoco_cs.c 21.1 KB