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(parent: 1b68ac8) | patch
s390/kasan: add KASAN_VMALLOC support
authorVasily Gorbik <gor@linux.ibm.com>
Fri, 2 Aug 2019 10:42:59 +0000 (12:42 +0200)
committerVasily Gorbik <gor@linux.ibm.com>
Wed, 11 Dec 2019 18:56:59 +0000 (19:56 +0100)
commit3e39ce266a273e5751e5792aee248cb8d9630c8b
tree729b1ac0d497523ab830af0ac974126b1e68d0cftree | snapshot
parent1b68ac8678a8e9993deebd55014cbe803e78ca02commit | diff
s390/kasan: add KASAN_VMALLOC support

Add KASAN_VMALLOC support which now enables vmalloc memory area access
checks as well as enables usage of VMAP_STACK under kasan.

KASAN_VMALLOC changes the way vmalloc and modules areas shadow memory
is handled. With this new approach only top level page tables are
pre-populated and lower levels are filled dynamically upon memory
allocation.

Acked-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
arch/s390/Kconfig diff | blob | history
arch/s390/mm/kasan_init.c diff | blob | history
Domain: System / Kernel;