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(parent: 7d484ac) | 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)
commitfdaccf74fe83ab3438df014efd55788a1dd414b5
tree0757e25678012f450ddcfa31d24da36d534ed08dtree | snapshot
parent7d484acb2f90643de7e242fd47e48c3ebb22df3acommit | 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
Linux kernel for KaRo TX COM modules