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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-01-25 22:17:08 +0100
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-01-25 22:17:08 +0100
commit7b5da4be3718c6b4cd771fb82e3e481b04790f0e (patch)
treef3b0cb74ae90d64e80bb1ea29ef29d1a13745e2d /drivers/ide/Kconfig
parentd26805fd025abe1ab8785b23a7942cfb6ceffd75 (diff)
ide: remove IRQF_DISABLED from IRQ flags for IDE IRQ handler
IRQF_DISABLED is not needed because the first thing that ide_intr() (IDE IRQ handler) does is calling spin_lock_irqsave() which disables local IRQs (IRQ unmasking is later handled by drive->unmask). kernel/irq/handle.c: irqreturn_t handle_IRQ_event(unsigned int irq, struct irqaction *action) ... if (!(action->flags & IRQF_DISABLED)) local_irq_enable_in_hardirq(); do { ret = action->handler(irq, action->dev_id); if (ret == IRQ_HANDLED) status |= action->flags; retval |= ret; action = action->next; } while (action); ... drivers/ide/ide-io.c: irqreturn_t ide_intr (int irq, void *dev_id) ... spin_lock_irqsave(&ide_lock, flags); ... spin_unlock(&ide_lock); ... if (drive->unmask) local_irq_enable_in_hardirq(); ... Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/Kconfig')
0 files changed, 0 insertions, 0 deletions