Stefan O'Rear e3613bb8af riscv: Add pte bit to distinguish swap from invalid ... Previously, invalid PTEs and swap PTEs had the same binary representation, causing errors when attempting to unmap PROT_NONE mappings, including implicit unmap on exit. Typical error: swap_info_get: Bad swap file entry 40000000007a9879 BUG: Bad page map in process a.out pte:3d4c3cc0 pmd:3e521401 Cc: stable@vger.kernel.org Signed-off-by: Stefan O'Rear <sorear2@gmail.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Palmer Dabbelt <palmer@sifive.com>		2019-02-11 15:24:45 -08:00
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asm	riscv: Add pte bit to distinguish swap from invalid	2019-02-11 15:24:45 -08:00
uapi/asm	arch: remove redundant UAPI generic-y defines	2019-01-06 10:22:15 +09:00