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Commit 0db7f5cd authored by ShihPo Hung's avatar ShihPo Hung Committed by Paul Walmsley
Browse files

riscv: mm: Fix code comment 



Fix the comment since vmalloc_fault doesn't reach
flush_tlb_fix_spurious_fault.

Signed-off-by: default avatarShihPo Hung <shihpo.hung@sifive.com>
Cc: Palmer Dabbelt <palmer@sifive.com>
Cc: Albert Ou <aou@eecs.berkeley.edu>
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Cc: linux-riscv@lists.infradead.org
Reviewed-by: default avatarPalmer Dabbelt <palmer@sifive.com>
Signed-off-by: default avatarPaul Walmsley <paul.walmsley@sifive.com>
parent e3f9dada

arch/riscv/mm/fault.c

+0 −3
Original line number Diff line number Diff line
@@ -272,9 +272,6 @@ asmlinkage void do_page_fault(struct pt_regs *regs) 
		 * entries, but in RISC-V, SFENCE.VMA specifies an

		 * ordering constraint, not a cache flush; it is

		 * necessary even after writing invalid entries.

		 * Relying on flush_tlb_fix_spurious_fault would

		 * suffice, but the extra traps reduce

		 * performance. So, eagerly SFENCE.VMA.

		 */

		local_flush_tlb_page(addr);