On Tue, Jul 23, 2024 at 02:44:12PM +0200, Ilya Leoshkevich wrote: > Add KMSAN vmalloc metadata areas to > /sys/kernel/debug/kernel_page_tables. Example output: > > 0x000003a95fff9000-0x000003a960000000 28K PTE I > ---[ vmalloc Area End ]--- > ---[ Kmsan vmalloc Shadow Start ]--- > 0x000003a960000000-0x000003a960010000 64K PTE RW NX > [...] > 0x000003d3dfff9000-0x000003d3e0000000 28K PTE I > ---[ Kmsan vmalloc Shadow End ]--- > ---[ Kmsan vmalloc Origins Start ]--- > 0x000003d3e0000000-0x000003d3e0010000 64K PTE RW NX > [...] > 0x000003fe5fff9000-0x000003fe60000000 28K PTE I > ---[ Kmsan vmalloc Origins End ]--- > ---[ Kmsan Modules Shadow Start ]--- > 0x000003fe60000000-0x000003fe60001000 4K PTE RW NX > [...] > 0x000003fe60100000-0x000003fee0000000 2047M PMD I > ---[ Kmsan Modules Shadow End ]--- > ---[ Kmsan Modules Origins Start ]--- > 0x000003fee0000000-0x000003fee0001000 4K PTE RW NX > [...] > 0x000003fee0100000-0x000003ff60000000 2047M PMD I > ---[ Kmsan Modules Origins End ]--- > ---[ Modules Area Start ]--- > 0x000003ff60000000-0x000003ff60001000 4K PTE RO X > > Signed-off-by: Ilya Leoshkevich <iii@xxxxxxxxxxxxx> > --- > arch/s390/mm/dump_pagetables.c | 30 ++++++++++++++++++++++++++++++ > 1 file changed, 30 insertions(+) Acked-by: Alexander Gordeev <agordeev@xxxxxxxxxxxxx>
