s390/crash: move copy_to_user_real() to crash_dump.c

Function copy_to_user_real() does not really belong to maccess.c.
It is only used for copying oldmem to user space, so let's move
it to the friends.

Acked-by: Heiko Carstens <hca@linux.ibm.com>
Tested-by: Alexander Egorenkov <egorenar@linux.ibm.com>
Link: https://lore.kernel.org/r/e8de968d40202d87caa09aef12e9c67ec23a1c1a.1658206891.git.agordeev@linux.ibm.com
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
This commit is contained in:
Alexander Gordeev 2022-07-19 07:16:34 +02:00
commit d6da673781
3 changed files with 26 additions and 27 deletions