riscv: mm: Fix incorrect ASID argument when flushing TLB

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commit 9a801afd3e upstream.

Currently, we pass the CONTEXTID instead of the ASID to the TLB flush
function. We should only take the ASID field to prevent from touching
the reserved bit field.

Fixes: 3f1e782998 ("riscv: add ASID-based tlbflushing methods")
Signed-off-by: Dylan Jhong <dylan@andestech.com>
Reviewed-by: Sergey Matyukevich <sergey.matyukevich@syntacore.com>
Link: https://lore.kernel.org/r/20230313034906.2401730-1-dylan@andestech.com
Cc: stable@vger.kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Dylan Jhong 2023-03-13 11:49:06 +08:00 • committed by Greg Kroah-Hartman

parent a64a939540

commit c0801346d2

3 changed files with 4 additions and 2 deletions

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2

arch/riscv/include/asm/tlbflush.h

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2

arch/riscv/mm/context.c

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2

arch/riscv/mm/tlbflush.c

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