zfs/module/zstd/include/sparc_compat.h

#if defined(__sparc)
uint64_t __bswapdi2(uint64_t in);
uint32_t __bswapsi2(uint32_t in);
#endif
Fix cross-endian interoperability of zstd It turns out that layouts of union bitfields are a pain, and the current code results in an inconsistent layout between BE and LE systems, leading to zstd-active datasets on one erroring out on the other. Switch everyone over to the LE layout, and add compatibility code to read both. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Matthew Ahrens <mahrens@delphix.com> Signed-off-by: Rich Ercolani <rincebrain@gmail.com> Closes #12008 Closes #12022 2021-08-30 21:13:46 +00:00			`#if defined(__sparc)`
			`uint64_t __bswapdi2(uint64_t in);`
			`uint32_t __bswapsi2(uint32_t in);`
			`#endif`