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SubjectRe: [PATCH 00/52] Introduce credential record
Theodore Tso <> wrote:

> I'm going to ask a stupid question, and I probably missed something
> in the 52 patches, but.... I see how the credential is used to do
> access checks, but why does the credentials record need to passed all
> the way into block allocator? What is it used for there?

Ext2, 3 & 4 use it to determine whether someone has the right to use the
reserved space according to whether their UID/GID match those in the

See ext3_has_free_blocks() for an example.

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