If unsure, say N.
-config DM_VERITY_HASH_PREFETCH_MIN_SIZE_128
- bool "Prefetch size 128"
-
-config DM_VERITY_HASH_PREFETCH_MIN_SIZE
- int "Verity hash prefetch minimum size"
- depends on DM_VERITY
- range 1 4096
- default 128 if DM_VERITY_HASH_PREFETCH_MIN_SIZE_128
- default 1
- ---help---
- This sets minimum number of hash blocks to prefetch for dm-verity.
- For devices like eMMC, having larger prefetch size like 128 can improve
- performance with increased memory consumption for keeping more hashes
- in RAM.
-
config DM_VERITY_FEC
bool "Verity forward error correction support"
depends on DM_VERITY
depends on ASYMMETRIC_KEY_TYPE
depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE
depends on MD_LINEAR=y
- select DM_VERITY_HASH_PREFETCH_MIN_SIZE_128
---help---
This device-mapper target is virtually a VERITY target. This
target is setup by reading the metadata contents piggybacked