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| H A D | vmalloc.c | 17b9f93e15e2a77cc868288072ac4d39c33fff3b Mon Jun 22 16:21:41 UTC 2020 Claudio Imbrenda <imbrenda@linux.ibm.com> lib/vmalloc: add locking and a check for initialization
Make sure init_alloc_vpage is never called when vmalloc is in use.
Get both init_alloc_vpage and setup_vm to use the lock.
For setup_vm we only check at the end because at least on some
architectures setup_mmu can call init_alloc_vpage, which would cause
a deadlock.
Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Message-Id: <20200622162141.279716-9-imbrenda@linux.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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