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Fix zero length sys_cacheflush
authorAtsushi Nemoto <anemo@mba.ocn.ne.jp>
Wed, 19 Oct 2005 10:57:14 +0000 (19:57 +0900)
committerRalf Baechle <ralf@linux-mips.org>
Sat, 29 Oct 2005 18:32:44 +0000 (19:32 +0100)
Cacheflush(0, 0, 0) was crashing the system.  This is because
flush_icache_range(start, end) tries to flushing whole address space
(0 - ~0UL) if both start and end are zero.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

No differences found
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