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SubjectRe: [PATCH v5 1/2] tmpfs: Add per-superblock i_ino support
zhengbin (A) writes:
>Use spin_lock will affect performance

"Performance" isn't a binary. In discussions, you should avoid invoking the
performance boogeyman without presenting any real-world data. :-)

We already have to take this spin lock before when setting the free inode
count. The two sites can be merged, but it seems unnecessary to conflate their
purpose at this time.

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