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s390/mm: avoid using pmd_to_page for !USE_SPLIT_PMD_PTLOCKS
authorMartin Schwidefsky <schwidefsky@de.ibm.com>
Wed, 7 Jan 2015 10:00:02 +0000 (11:00 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Thu, 8 Jan 2015 09:02:18 +0000 (10:02 +0100)
pmd_to_page() is only available if USE_SPLIT_PMD_PTLOCKS is defined.
The use of pmd_to_page in the gmap code can cause compile errors if
NR_CPUS is smaller than SPLIT_PTLOCK_CPUS. Do not use pmd_to_page
outside of USE_SPLIT_PMD_PTLOCKS sections.

Reported-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/mm/pgtable.c patch | blob | history

diff --cc arch/s390/mm/pgtable.c
Simple merge
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