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(parent: 7077d2c) | patch
x86/kasan: Add helpers to align shadow addresses up and down
authorSean Christopherson <seanjc@google.com>
Thu, 10 Nov 2022 20:35:03 +0000 (20:35 +0000)
committerDave Hansen <dave.hansen@linux.intel.com>
Thu, 15 Dec 2022 18:37:28 +0000 (10:37 -0800)
commitbde258d97409f2a45243cb393a55ea9ecfc7aba5
tree6b8585e1a7c5738045aa7ee5c495ae76d35ad79dtree | snapshot
parent7077d2ccb94dafd00b29cc2d601c9f6891648f5bcommit | diff
x86/kasan: Add helpers to align shadow addresses up and down

Add helpers to dedup code for aligning shadow address up/down to page
boundaries when translating an address to its shadow.

No functional change intended.

Signed-off-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Link: https://lkml.kernel.org/r/20221110203504.1985010-5-seanjc@google.com
arch/x86/mm/kasan_init_64.c diff | blob | history
Domain: System / Kernel;