[S390] uaccess: implement strict user copy checks
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Fri, 26 Feb 2010 21:37:22 +0000 (22:37 +0100)
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>
Fri, 26 Feb 2010 21:37:29 +0000 (22:37 +0100)
commit1dcec254afe5bc700a4cacf810b71a28bd994ea9
treef96d7fbd9f1fba0701e3648d2b5d82f3938353f8
parent68c6b859846bd078b37c6ca5f3882032f129e72d
[S390] uaccess: implement strict user copy checks

Same as on x86 and sparc, besides the fact that enabling the option
will just emit compile time warnings instead of errors.
Keeps allyesconfig kernels compiling.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/Kconfig.debug
arch/s390/include/asm/uaccess.h
arch/s390/lib/Makefile
arch/s390/lib/usercopy.c [new file with mode: 0644]