On Wed 2018-10-24 10:32:37, Theodore Y. Ts'o wrote: > On Wed, Oct 24, 2018 at 09:15:34AM -0400, Theodore Y. Ts'o wrote: > > At least for ext4, the primary problem is that we want to use a 64-bit > > telldir/seekdir cookie if all 64-bits will make it to user space, and > > a 32-bit telldir cookie if only 32 bits will make it userspace. This > > impacts NFS as well because if there are people who are still using > > NFSv2, which has 32-bit directory offsets, we need to constrain the > > telldir/seekdir cookies we give to NFS to be a 32 has as opposed to a > > 64-bit hash. > > Are there anyone still using NFSv2, BTW? One way of making the > problem *much* easier to sovle would be to drop NFSv2 support. :-)
NFSv2 is now in "unexcpected" places such as U-Boot bootloader. I'm
pretty sure someone still uses it...
Pavel
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