namespace: keep the private nullfs instance in knullfs

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The private nullfs instance that kernel threads are confined to is only
ever reachable through init_task's root and pwd. The following patches
point mounts at it as well, so keep it in a global.

No functional changes.

Link: https://patch.msgid.link/20261002-work-mount-fixes-4-v1-14-dd44b89d44ce@kernel.org
Signed-off-by: Christian Brauner (Amutable) <brauner@kernel.org>

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Christian Brauner 2026-10-02 15:52:45 +02:00

parent 67b69b8a6e

commit 4209cd7f54

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2 changed files with 7 additions and 5 deletions

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1

fs/mount.h

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11

fs/namespace.c

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