On Jun 29, 2017, at 8:25 PM, Mikulas Patocka wrote:
>
> The __vmalloc function has a parameter gfp_mask with the allocation flags,
> however it doesn't fully respect the GFP_NOIO and GFP_NOFS flags. The
> pages are allocated with the specified gfp flags, but the pagetables are
> always allocated
solaris and ZFS ports) so perhaps those performance
> critical parts that remain kernel space will be easier to merge.
This is also true - when that is done the only parts that will remain
in the kernel are the network drivers. With some network stacks there
is even direct userspace accelerati
exists, and I think btrfs may have laid claim to the current generation of
filesystems.
Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.
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