erofs: derive fsid from on-disk UUID for .statfs() if possible

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Use the superblock's UUID to generate the fsid when it's non-null.

Reviewed-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Reviewed-by: Jingbo Xu <jefflexu@linux.alibaba.com>
Signed-off-by: Hongzhen Luo <hongzhen@linux.alibaba.com>
Link: https://lore.kernel.org/r/20240409113022.74720-1-hongzhen@linux.alibaba.com
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>

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Hongzhen Luo 2024-04-09 19:30:22 +08:00 • committed by Gao Xiang

parent 0f6273ab46

commit 1872df8dcd

1 changed files with 5 additions and 7 deletions

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fs/erofs/super.c

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