s390/rwlock: add missing local_irq_restore calls

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The out of line _raw_read_lock_wait_flags/_raw_write_lock_wait_flags
functions for the arch_read_lock_flags/arch_write_lock_flags  calls
fail to re-enable the interrupts after another unsuccessful try to
get the lock with compare-and-swap. The following wait would be
done with interrupts disabled which is suboptimal.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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Martin Schwidefsky 2014-05-16 09:35:02 +02:00

parent bae8f56734

commit 939c5ae402

1 changed files with 2 additions and 0 deletions

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arch/s390/lib/spinlock.c

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