x86: SGI UV: Add volatile semantics to macros that access chipset registers

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Add volatile-semantics to the SGI UV read/write macros that are
used to access chipset memory mapped registers. No direct
references to volatile are made. Instead the readq/writeq macros
are used.

Signed-off-by: Jack Steiner <steiner@sgi.com>
Cc: linux-mm@kvack.org
Cc: dwalker@fifo99.com
Cc: cfriesen@nortel.com
LKML-Reference: <20090910143149.GA14273@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Jack Steiner 2009-09-10 09:31:49 -05:00 • committed by Ingo Molnar

parent d2374aecda

commit 8dc579e868

1 changed files with 9 additions and 8 deletions

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arch/x86/include/asm/uv/uv_hub.h

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