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    SubjectRe: [PATCH 2/2] jffs2: Provide jffs2_sync files to track gc POLL progress
    On Fri, Jul 20, 2018 at 11:50:12AM +1200, Theuns Verwoerd wrote:

    > +ssize_t jffs2_sync_file_read(struct file *f,
    > + char __user *b, size_t len, loff_t *ofs)
    > +{
    > + struct jffs2_sb_info *c = file_inode(f)->i_private;
    > +
    > + while (c->tidemark)
    > + schedule();
    > +
    > + return 0;
    > +}

    Brilliant. So when that gets called with c->tidemark being true and
    need_resched() - false, we shall...

    Bonus question: what happens if that is called after that jffs2_sb_info
    gets freed?

    --
    It Doesn't Need To Make Sense - It's For Security Purposes.

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