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doc: correcting two prefix errors in idmappings.rst

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Add the 'k' prefix to id 21000. And id `u1000` in the third
idmapping should be mapped to `k31000`, not `u31000`.

Signed-off-by: Aiden Ma <jiaheng.ma@foxmail.com>
Link: https://lore.kernel.org/r/tencent_4E7B1F143E8051530C21FCADF4E014DCBB06@qq.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Aiden Ma
2025-03-04 19:54:01 +08:00
committed by Christian Brauner
parent e04918dc59
commit 50dc696c3a
1 changed files with 2 additions and 2 deletions
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Documentation/filesystems/idmappings.rst
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@@ -63,8 +63,8 @@ what id ``k11000`` corresponds to in the second or third idmapping. The
straightforward algorithm to use is to apply the inverse of the first idmapping, straightforward algorithm to use is to apply the inverse of the first idmapping,
mapping ``k11000`` up to ``u1000``. Afterwards, we can map ``u1000`` down using mapping ``k11000`` up to ``u1000``. Afterwards, we can map ``u1000`` down using
either the second idmapping mapping or third idmapping mapping. The second either the second idmapping mapping or third idmapping mapping. The second
idmapping would map ``u1000`` down to ``21000``. The third idmapping would map idmapping would map ``u1000`` down to ``k21000``. The third idmapping would map
``u1000`` down to ``u31000``. ``u1000`` down to ``k31000``.
If we were given the same task for the following three idmappings:: If we were given the same task for the following three idmappings::