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authorDavid Hildenbrand <david@redhat.com>2019-03-05 15:47:10 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-05 21:07:18 -0800
commit446d29645b7d2411a502885fc1cbd1746bcf80be (patch)
tree69bca3b6945062c323906ca74b2bf80a8851470b /arch/powerpc/kernel/vdso.c
parentagp: efficeon: no need to set PG_reserved on GATT tables (diff)
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s390/vdso: don't clear PG_reserved
The VDSO is part of the kernel image and therefore the struct pages are marked as reserved during boot. As we install a special mapping, the actual struct pages will never be exposed to MM via the page tables. We can therefore leave the pages marked as reserved. Link: http://lkml.kernel.org/r/20190114125903.24845-3-david@redhat.com Signed-off-by: David Hildenbrand <david@redhat.com> Suggested-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Matthew Wilcox <willy@infradead.org> Cc: Mike Rapoport <rppt@linux.vnet.ibm.com> Cc: Michal Hocko <mhocko@suse.com> Cc: Vasily Gorbik <gor@linux.ibm.com> Cc: Kees Cook <keescook@chromium.org> Cc: Souptick Joarder <jrdr.linux@gmail.com> Cc: Michal Hocko <mhocko@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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