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env_dpdk: fix comment on bits covered by map_256tb

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We recently increased the top level map from 128TB
(47 bits) to 256TB (48 bits) but missed fixing one
comment that still referred to the old number of bits.

Signed-off-by: Jim Harris <james.r.harris@intel.com>
Change-Id: Ic993bd136cd09789ea2a65b480151805d231c3d5

Reviewed-on: https://review.gerrithub.io/426002
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Dariusz Stojaczyk <dariusz.stojaczyk@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Jim Harris 2018-09-18 15:53:25 -07:00 committed by Ben Walker
parent 2484d0d1cd
commit 18f80e3a51
1 changed files with 1 additions and 1 deletions
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2
lib/env_dpdk/memory.c
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@ -70,7 +70,7 @@ struct map_1gb {
struct map_2mb map[1ULL << (SHIFT_1GB - SHIFT_2MB)]; struct map_2mb map[1ULL << (SHIFT_1GB - SHIFT_2MB)];
}; };
/* Top-level map table indexed by bits [30..46] of the virtual address. /* Top-level map table indexed by bits [30..47] of the virtual address.
* Each entry points to a second-level map table or NULL. * Each entry points to a second-level map table or NULL.
*/ */
struct map_256tb { struct map_256tb {