sparc64: Fix smp_callin() locking.
authorDavid S. Miller <davem@davemloft.net>
Thu, 9 Apr 2009 04:06:35 +0000 (21:06 -0700)
committerDavid S. Miller <davem@davemloft.net>
Wed, 15 Apr 2009 00:08:56 +0000 (17:08 -0700)
commit8e255baa449df3049a8827a7f1f4f12b6921d0d1
treee7a4dae27656b8ade67a6175cb05b7bad36a1acd
parent0882e8dd3aad33eca41696d463bb896e6c8817eb
sparc64: Fix smp_callin() locking.

Interrupts must be disabled when taking the IPI lock.

Caught by lockdep.

Reported-by: Meelis Roos <mroos@linux.ee>
Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc/kernel/smp_64.c