Thread (41 messages) 41 messages, 6 authors, 2024-11-05

Re: [PATCH v2 06/18] loongarch/crc32: expose CRC32 functions through lib

From: WangYuli <hidden>
Date: 2024-11-03 13:39:44
Also in: linux-arch, linux-arm-kernel, linux-crypto, linux-ext4, linux-f2fs-devel, linux-mips, linux-riscv, linux-s390, linux-scsi, lkml, loongarch, sparclinux

Even though the narrower CRC instructions doesn't require GRLEN=64, they still *aren't* part of LA32 (LoongArch reference manual v1.10, Volume 1, Table 2-1).
Link: https://lore.kernel.org/all/0a7d0a9e-c56e-4ee2-a83b-00164a450abe@xen0n.name/ (local)

Therefore, we could not directly add ARCH_HAS_CRC32 to config LOONGARCH.

Thanks,
--
WangYuli
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