On Friday 16 September 2016 05:40 PM, Al Viro wrote:
> On Fri, Sep 16, 2016 at 01:19:19PM +0530, Vaishali Thakkar wrote:
>> Hi,
>> Just a question regarding this change. As after this change
>> dput() is sleepable, is it still safe to use if under the
>> spinlock in the function d_prune_aliases?
> It has always been sleepable and it wouldn't have been safe to use
> under spinlocks.  Which d_prune_aliases() does not do - __dentry_kill()
> is called with dentry, its parent and its inode (if present) all locked and
> it drops all those locks before returning.

Ah, I see. Alright. Thanks for the clarification.



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