add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/Documentation/s390/3270.ChangeLog
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@@ -16,7 +16,7 @@
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 Sep 2002:	Fix tubfs kmalloc()s
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 	* Do read and write lengths correctly in fs3270_read()
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-	  and fs3270_write(), whilst never asking kmalloc()
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+	  and fs3270_write(), while never asking kmalloc()
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 	  for more than 0x800 bytes.  Affects tubfs.c and tubio.h.
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 Sep 2002:	Recognize 3270 control unit type 3174