Dylan Jhong 47dd902aae
RISC-V: mm: Support huge page in vmalloc_fault()
Since RISC-V supports ioremap() with huge page (pud/pmd) mapping,
However, vmalloc_fault() assumes that the vmalloc range is limited
to pte mappings. To complete the vmalloc_fault() function by adding
huge page support.

Fixes: 310f541a027b ("riscv: Enable HAVE_ARCH_HUGE_VMAP for 64BIT")
Cc: stable@vger.kernel.org
Signed-off-by: Dylan Jhong <dylan@andestech.com>
Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Link: https://lore.kernel.org/r/20230310075021.3919290-1-dylan@andestech.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
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