diff options
| author | Liu Ping Fan <kernelfans@gmail.com> | 2013-11-20 21:17:54 -0500 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-04-30 18:26:39 -0400 |
| commit | 5a4e58bc693f04aa650219784e5e339e0db6b902 (patch) | |
| tree | dc2df54f9c819a4470752e9ab17f97a99b20ea9c | |
| parent | d5b35cffe3d3c2bc297b7c1fb997a6139de02e12 (diff) | |
powerpc/mm: use macro PGTABLE_EADDR_SIZE instead of digital
In case of extending the eaddr in future, use this macro
PGTABLE_EADDR_SIZE to ease the maintenance of the code.
Signed-off-by: Liu Ping Fan <pingfank@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
| -rw-r--r-- | arch/powerpc/mm/slb_low.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S index 17aa6dfceb34..e0b3cf42b053 100644 --- a/arch/powerpc/mm/slb_low.S +++ b/arch/powerpc/mm/slb_low.S | |||
| @@ -35,7 +35,7 @@ _GLOBAL(slb_allocate_realmode) | |||
| 35 | * check for bad kernel/user address | 35 | * check for bad kernel/user address |
| 36 | * (ea & ~REGION_MASK) >= PGTABLE_RANGE | 36 | * (ea & ~REGION_MASK) >= PGTABLE_RANGE |
| 37 | */ | 37 | */ |
| 38 | rldicr. r9,r3,4,(63 - 46 - 4) | 38 | rldicr. r9,r3,4,(63 - PGTABLE_EADDR_SIZE - 4) |
| 39 | bne- 8f | 39 | bne- 8f |
| 40 | 40 | ||
| 41 | srdi r9,r3,60 /* get region */ | 41 | srdi r9,r3,60 /* get region */ |