Commit 1c1db467 authored by Alexander Potapenko's avatar Alexander Potapenko Committed by Andrew Morton
Browse files

kmsan: apply clang-format to files mm/kmsan/ 

KMSAN source files are expected to be formatted with clang-format, fix
some nits that slipped in.  No functional change.

Link: https://lkml.kernel.org/r/20250507160012.3311104-1-glider@google.com


Signed-off-by: default avatarAlexander Potapenko <glider@google.com>
Cc: Ilya Leoshkevich <iii@linux.ibm.com>
Cc: Bart van Assche <bvanassche@acm.org>
Cc: Dmitriy Vyukov <dvyukov@google.com>
Cc: Kent Overstreet <kent.overstreet@linux.dev>
Cc: Macro Elver <elver@google.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent e341f9c3

mm/kmsan/core.c

+2 −2
Original line number Diff line number Diff line
@@ -159,8 +159,8 @@ depot_stack_handle_t kmsan_internal_chain_origin(depot_stack_handle_t id) 
	 * Make sure we have enough spare bits in @id to hold the UAF bit and

	 * the chain depth.

	 */

	BUILD_BUG_ON(

		(1 << STACK_DEPOT_EXTRA_BITS) <= (KMSAN_MAX_ORIGIN_DEPTH << 1));

	BUILD_BUG_ON((1 << STACK_DEPOT_EXTRA_BITS) <=

		     (KMSAN_MAX_ORIGIN_DEPTH << 1));



	extra_bits = stack_depot_get_extra_bits(id);

	depth = kmsan_depth_from_eb(extra_bits);

mm/kmsan/hooks.c

+1 −3
Original line number Diff line number Diff line
@@ -114,9 +114,7 @@ void kmsan_kfree_large(const void *ptr) 
	kmsan_enter_runtime();

	page = virt_to_head_page((void *)ptr);

	KMSAN_WARN_ON(ptr != page_address(page));

	kmsan_internal_poison_memory((void *)ptr,

				     page_size(page),

				     GFP_KERNEL,

	kmsan_internal_poison_memory((void *)ptr, page_size(page), GFP_KERNEL,

				     KMSAN_POISON_CHECK | KMSAN_POISON_FREE);

	kmsan_leave_runtime();

}

mm/kmsan/init.c

+1 −2
Original line number Diff line number Diff line
@@ -35,8 +35,7 @@ static void __init kmsan_record_future_shadow_range(void *start, void *end) 
	KMSAN_WARN_ON(future_index == NUM_FUTURE_RANGES);

	KMSAN_WARN_ON((nstart >= nend) ||

		      /* Virtual address 0 is valid on s390. */

		      (!IS_ENABLED(CONFIG_S390) && !nstart) ||

		      !nend);

		      (!IS_ENABLED(CONFIG_S390) && !nstart) || !nend);

	nstart = ALIGN_DOWN(nstart, PAGE_SIZE);

	nend = ALIGN(nend, PAGE_SIZE);

mm/kmsan/shadow.c

+1 −2
Original line number Diff line number Diff line
@@ -207,8 +207,7 @@ void kmsan_free_page(struct page *page, unsigned int order) 
	if (!kmsan_enabled || kmsan_in_runtime())

		return;

	kmsan_enter_runtime();

	kmsan_internal_poison_memory(page_address(page),

				     page_size(page),

	kmsan_internal_poison_memory(page_address(page), page_size(page),

				     GFP_KERNEL,

				     KMSAN_POISON_CHECK | KMSAN_POISON_FREE);

	kmsan_leave_runtime();