| Message ID | 20240315155732.77dabf51@eclair (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | [1/4] fs/9p: only translate RWX permissions for plain 9P2000 | expand |
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c index 941f7d0e0bfa..23cc67f29af2 100644 --- a/fs/9p/vfs_super.c +++ b/fs/9p/vfs_super.c @@ -310,6 +310,7 @@ static const struct super_operations v9fs_super_ops = { .alloc_inode = v9fs_alloc_inode, .free_inode = v9fs_free_inode, .statfs = simple_statfs, + .drop_inode = v9fs_drop_inode, .evict_inode = v9fs_evict_inode, .show_options = v9fs_show_options, .umount_begin = v9fs_umount_begin,
I assume this was an oversight but non-.L v9fs doesn't currently have the drop_inode callback declared. This causes effectively unbounded growth of the inode table and after a good while it becomes enormously expensive to look through all the qid matches. From e47d28e0fdc42819e7d7ce9d5e7f5bc8f189aee1 Mon Sep 17 00:00:00 2001 From: Joakim Sindholt <opensource@zhasha.com> Date: Fri, 15 Mar 2024 15:13:48 +0100 Subject: [PATCH 2/4] fs/9p: drop inodes immediately on non-.L too --- fs/9p/vfs_super.c | 1 + 1 file changed, 1 insertion(+)