Re: [PATCH] kernfs: use stack-buf for small writes.
On Tue, Sep 23, 2014 at 02:06:33PM +1000, NeilBrown wrote: ... > Note that reads from a sysfs file are already safe due to the use for > seqfile. The first read will allocate a buffer (m->buf) which will > be used for all subsequent reads.
Hmmm? How is seqfile safe? Where would the seq op write to?