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fs: avoid inode RCU freeing for pseudo fs

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Pseudo filesystems that don't put inode on RCU list or reachable by
rcu-walk dentries do not need to RCU free their inodes.

Signed-off-by: Nick Piggin <[email protected]>
This commit is contained in:
Nick Piggin 2011-01-07 17:49:50 +11:00
commit ff0c7d15f9
5 changed files with 22 additions and 9 deletions
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6
fs/inode.c
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@ -257,6 +257,12 @@ static struct inode *alloc_inode(struct super_block *sb)
return inode;
}
void free_inode_nonrcu(struct inode *inode)
{
kmem_cache_free(inode_cachep, inode);
}
EXPORT_SYMBOL(free_inode_nonrcu);
void __destroy_inode(struct inode *inode)
{
BUG_ON(inode_has_buffers(inode));