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SubjectRe: [PATCH RESEND] of: Add missing function declarations
OK,thanks

Jonathan McDowell <noodles@fb.com> 于2022年6月13日周一 17:03写道:
>
> NAK. This is for a patch of mine that I don't believe has hit mainline
> yet - I've only seen it in daveh's test tree. The prototypes for these
> functions are now guarded by CONFIG_HAVE_IMA_KEXEC but all OF platforms
> build them even when the platform doesn't actually support IMA over
> kexec. I'll update my patch to avoid that.
>
> On Sun, Jun 12, 2022 at 03:15:35PM +0800, sunliming wrote:
> > Fixes the following w1 warning:
> >
> > drivers/of/kexec.c:126:5: warning: no previous prototype for 'ima_get_kexec_buffer' [-Wmissing-prototypes]
> > drivers/of/kexec.c:153:5: warning: no previous prototype for 'ima_free_kexec_buffer' [-Wmissing-prototypes
> >
> > Reported-by: kernel test robot <lkp@intel.com>
> > Signed-off-by: sunliming <sunliming@kylinos.cn>
> > ---
> > include/linux/of.h | 10 ++++++++++
> > 1 file changed, 10 insertions(+)
> >
> > diff --git a/include/linux/of.h b/include/linux/of.h
> > index f0a5d6b10c5a..3a166a1c4ef6 100644
> > --- a/include/linux/of.h
> > +++ b/include/linux/of.h
> > @@ -844,6 +844,16 @@ static inline phys_addr_t of_dma_get_max_cpu_address(struct device_node *np)
> > return PHYS_ADDR_MAX;
> > }
> >
> > +static inline int ima_get_kexec_buffer(void **addr, size_t *size)
> > +{
> > + return -ENOSYS;
> > +}
> > +
> > +static inline int ima_free_kexec_buffer(void **addr, size_t *size)
> > +{
> > + return -ENOSYS;
> > +}
> > +
> > #define of_match_ptr(_ptr) NULL
> > #define of_match_node(_matches, _node) NULL
> > #endif /* CONFIG_OF */
> > --
> > 2.25.1
> >

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