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authorLinus Torvalds <torvalds@linux-foundation.org>2019-01-09 05:58:29 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-01-09 05:58:29 +0300
commita88cc8da0279f8e481b0d90e51a0a1cffac55906 (patch)
tree4be3f8598d4146e3ea2f4f344a140d9c18f11932 /arch
parent9cb2feb4d21d97386eb25c7b67e2793efcc1e70a (diff)
parent73444bc4d8f92e46a20cb6bd3342fc2ea75c6787 (diff)
downloadlinux-a88cc8da0279f8e481b0d90e51a0a1cffac55906.tar.xz
Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton: "14 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: mm, page_alloc: do not wake kswapd with zone lock held hugetlbfs: revert "use i_mmap_rwsem for more pmd sharing synchronization" hugetlbfs: revert "Use i_mmap_rwsem to fix page fault/truncate race" mm: page_mapped: don't assume compound page is huge or THP mm/memory.c: initialise mmu_notifier_range correctly tools/vm/page_owner: use page_owner_sort in the use example kasan: fix krealloc handling for tag-based mode kasan: make tag based mode work with CONFIG_HARDENED_USERCOPY kasan, arm64: use ARCH_SLAB_MINALIGN instead of manual aligning mm, memcg: fix reclaim deadlock with writeback mm/usercopy.c: no check page span for stack objects slab: alien caches must not be initialized if the allocation of the alien cache failed fork, memcg: fix cached_stacks case zram: idle writeback fixes and cleanup
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/include/asm/cache.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/cache.h b/arch/arm64/include/asm/cache.h
index 13dd42c3ad4e..eb43e09c1980 100644
--- a/arch/arm64/include/asm/cache.h
+++ b/arch/arm64/include/asm/cache.h
@@ -58,6 +58,12 @@
*/
#define ARCH_DMA_MINALIGN (128)
+#ifdef CONFIG_KASAN_SW_TAGS
+#define ARCH_SLAB_MINALIGN (1ULL << KASAN_SHADOW_SCALE_SHIFT)
+#else
+#define ARCH_SLAB_MINALIGN __alignof__(unsigned long long)
+#endif
+
#ifndef __ASSEMBLY__
#include <linux/bitops.h>