linux-user: Fix s390x safe-syscall for z900
The LT instruction was added in the extended immediate facility introduced with the z9-109 processor. Cc: Riku Voipio <riku.voipio@iki.fi> Reported-by: Michael Tokarev <mjt@tls.msk.ru> Fixes:stable-2.8c9bc3437a9
Suggested-by: Aurelien Jarno <aurelien@aurel32.net> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Riku Voipio <riku.voipio@linaro.org> (cherry picked from commit6cde51769e
) Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
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8029d55a93
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@ -72,7 +72,7 @@ safe_syscall_base:
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*/
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safe_syscall_start:
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/* if signal_pending is non-zero, don't do the call */
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lt %r0,0(%r8)
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icm %r0,15,0(%r8)
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jne 2f
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svc 0
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safe_syscall_end:
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