s390: make use of user_mode() macro where possible
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Fri, 27 Jul 2012 08:31:12 +0000 (10:31 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 30 Jul 2012 09:03:12 +0000 (11:03 +0200)
We use the user_mode() helper already at several places but also
have the open coded variant at other places.
Convert the code to always use the helper function.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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