target: Make se_dev_check_online() locking IRQ-safe

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se_dev_check_online() is called from transport_lookup_cmd_lun(), which
as discussed before may be called from interrupt context.  So it needs
to use spin_lock_irqsave() instead of spin_lock_irq() to avoid
enabling interrupts at the wrong time.

Signed-off-by: Roland Dreier <roland@purestorage.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

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Roland Dreier 2011-06-13 20:55:06 -07:00 • committed by Nicholas Bellinger

parent 78faae3789

commit 56e34ee2ad

1 changed files with 3 additions and 2 deletions

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drivers/target/target_core_device.c

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