Linux kernel bug fix: mm: Preserve _PAGE_DEVMAP across mprotect() calls
Subsystem: arch/powerpc (arch/powerpc/include/asm/book3s/64/pgtable.h)
Bug type: crash, severity: high
Files changed: arch/powerpc/include/asm/book3s/64/pgtable.h;arch/x86/include/asm/pgtable_types.h
Introduced by Dan Williams on 2016-01-15 17:56:32 -0800; fixed by Jan Kara on 2018-10-09 11:44:58 -0700 (lifetime: 997 days)