Al Viro <viro@xxxxxxxxxxxxxxxxxx> wrote:
> > -static inline int d_unhashed(const struct dentry *dentry)
> > +static inline bool d_unhashed(const struct dentry *dentry)
> > {
> > return hlist_bl_unhashed(&dentry->d_hash);
> > }
> >
> > -static inline int d_unlinked(const struct dentry *dentry)
> > +static inline bool d_unlinked(const struct dentry *dentry)
> > {
> > return d_unhashed(dentry) && !IS_ROOT(dentry);
> > }
>
> > -static inline int simple_positive(struct dentry *dentry)
> > +static inline bool simple_positive(struct dentry *dentry)
> > {
> > return d_really_is_positive(dentry) && !d_unhashed(dentry);
> > }
>
> And these three are harmless, but completely pointless...
gcc-5 does actually produce slightly smaller code when int returns are
replaced by bools under some circumstances within the kernel.
David
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