apm821xx: switch out kernel's CRC32 method

This patch replaces the OpenWrt' favoured
CRC32 Sarwate algorithm with the kernel
recommended SLICE8 CRC32 version.

This change alone lifted btrfs writes from 40 MiB/s
to 54 MiB/s on my My Book Live (SLICE4 managed 48 MiB/s).

Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
This commit is contained in:
Christian Lamparter 2019-06-22 16:17:58 +02:00
parent e15049c88b
commit bb93b71069
2 changed files with 4 additions and 0 deletions

View File

@ -56,6 +56,8 @@ CONFIG_CMDLINE_BOOL=y
CONFIG_CONSISTENT_SIZE=0x00200000
CONFIG_CPU_BIG_ENDIAN=y
CONFIG_CRC16=y
# CONFIG_CRC32_SARWATE is not set
CONFIG_CRC32_SLICEBY8=y
CONFIG_CRYPTO_ACOMP2=y
CONFIG_CRYPTO_AEAD=y
CONFIG_CRYPTO_AEAD2=y

View File

@ -60,6 +60,8 @@ CONFIG_CONSISTENT_SIZE=0x00200000
CONFIG_CONSOLE_LOGLEVEL_QUIET=4
CONFIG_CPU_BIG_ENDIAN=y
CONFIG_CRC16=y
# CONFIG_CRC32_SARWATE is not set
CONFIG_CRC32_SLICEBY8=y
CONFIG_CRYPTO_ACOMP2=y
CONFIG_CRYPTO_AEAD=y
CONFIG_CRYPTO_AEAD2=y