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(parent: 6252de5) | patch
sparc64: Increase max_phys_bits to 51 and VA bits to 53 for M8.
authorVijay Kumar <vijay.ac.kumar@oracle.com>
Sat, 29 Jul 2017 01:29:32 +0000 (19:29 -0600)
committerDavid S. Miller <davem@davemloft.net>
Fri, 4 Aug 2017 18:08:53 +0000 (11:08 -0700)
commit0d7889228b4fdb618bcc6c71ead2b28f26692401
tree0757e25678012f450ddcfa31d24da36d534ed08dtree | snapshot
parent6252de53d145c5a30622ef1c10954f24e0103afecommit | diff
sparc64: Increase max_phys_bits to 51 and VA bits to 53 for M8.

On M8 chips, use a max_phys_bits value of 51.

Also, M8 supports VA bits up to 54 bits. However, for now
restrict VA bits to 53 due to 4-level pagetable limitation.

Signed-off-by: Vijay Kumar <vijay.ac.kumar@oracle.com>
Reviewed-by: Bob Picco <bob.picco@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
arch/sparc/mm/init_64.c diff | blob | history
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