From: davem@davemloft.net (David Miller)
Subject: [ltt-dev] cli/sti vs local_cmpxchg and local_add_return
Date: Tue, 17 Mar 2009 12:28:16 -0700 (PDT) [thread overview]
Message-ID: <20090317.122816.246078801.davem@davemloft.net> (raw)
In-Reply-To: <20090317160635.GE10092@Krystal>
From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Date: Tue, 17 Mar 2009 12:06:35 -0400
> But powerpc has non-maskable interrupts, so for less than 4 cycles, I
> think it's better to stay with the local_t variant to be NMI-safe.
Sparc64 has non-maskable interrupts too btw.
next prev parent reply other threads:[~2009-03-17 19:28 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-17 1:32 Mathieu Desnoyers
2009-03-17 3:37 ` David Miller
2009-03-17 4:10 ` Mathieu Desnoyers
2009-03-17 4:27 ` David Miller
2009-03-17 4:44 ` Mathieu Desnoyers
2009-03-17 5:01 ` Paul E. McKenney
2009-03-17 16:06 ` Mathieu Desnoyers
2009-03-17 19:28 ` David Miller [this message]
2009-03-17 19:35 ` Mathieu Desnoyers
2009-03-17 6:05 ` Nick Piggin
2009-03-17 15:14 ` Mathieu Desnoyers
2009-03-18 11:43 ` Nick Piggin
2009-03-18 15:10 ` Mathieu Desnoyers
2009-03-17 18:42 ` Alan D. Brunelle
2009-03-17 19:01 ` Andika Triwidada
2009-03-23 16:50 ` Mathieu Desnoyers
2009-03-18 11:56 ` Josh Boyer
2009-03-23 16:56 ` Mathieu Desnoyers
2009-03-23 17:04 ` Josh Boyer
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