Unverified Commit 665c51f6 authored by Ye Xingchen's avatar Ye Xingchen Committed by Palmer Dabbelt
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riscv: mm: use bitmap_zero() API 



bitmap_zero() is faster than bitmap_clear(), so use bitmap_zero()
instead of bitmap_clear().

Signed-off-by: default avatarYe Xingchen <ye.xingchen@zte.com.cn>
Reviewed-by: default avatarAnup Patel <anup@brainfault.org>
Link: https://lore.kernel.org/r/202305061711417142802@zte.com.cn


Signed-off-by: default avatarPalmer Dabbelt <palmer@rivosinc.com>
parent 9389e671

arch/riscv/mm/context.c

+1 −1
Original line number Diff line number Diff line
@@ -67,7 +67,7 @@ static void __flush_context(void) 
	lockdep_assert_held(&context_lock);



	/* Update the list of reserved ASIDs and the ASID bitmap. */

	bitmap_clear(context_asid_map, 0, num_asids);

	bitmap_zero(context_asid_map, num_asids);



	/* Mark already active ASIDs as used */

	for_each_possible_cpu(i) {