[IA64] forbid ptrace changes psr.ri to 3

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The "ri" field in the processor status register only has defined
values of 0, 1, 2.  Do not let ptrace set this to 3.  As with
other reserved fields in registers we silently discard the value.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

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Shaohua Li 2007-08-17 13:43:50 -07:00 • committed by Tony Luck

parent e8c59c0cf9

commit b09e789c43

1 changed files with 7 additions and 3 deletions

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arch/ia64/kernel/ptrace.c

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