pidfs: allow bind-mounts

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Allow bind-mounting pidfds. Similar to nsfs let's allow bind-mounts for
pidfds. This allows pidfds to be safely recovered and checked for
process recycling.

Link: https://lore.kernel.org/r/20241219-work-pidfs-mount-v1-1-dbc56198b839@kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>

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Christian Brauner 2024-12-19 18:01:32 +01:00

parent 16ecd47cb0

commit ef4144ac2d

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3 changed files with 10 additions and 3 deletions

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10

fs/namespace.c

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2

fs/pidfs.c

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1

include/linux/pidfs.h

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