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SubjectRe: [PATCH] mm/mincore: allow for making sys_mincore() privileged
On Thu, 10 Jan 2019, Dave Chinner wrote:

> Sounds nice from a theoretical POV, but reality has taught us very
> different lessons.
>
> FWIW, a quick check of XFS's history so you understand how long this
> behaviour has been around. It was introduced in the linux port in 2001
> as direct IO support was being added:
>
> commit e837eac23662afae603aaaef7c94bc839c1b8f67
> Author: Steve Lord <lord@sgi.com>
> Date: Mon Mar 5 16:47:52 2001 +0000
>
> Add bounds checking for direct I/O, do the cache invalidation for
> data coherency on direct I/O.

Out of curiosity, which repository is this from please? Even google
doesn't seem to know about this SHA.

Thanks,

--
Jiri Kosina
SUSE Labs

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