Hi! On Thu, Aug 4, 2016 at 4:16 PM, Sandeep Jain <sandeep_j...@mentor.com> wrote: > From: Jim Baxter <jim_bax...@mentor.com> > > Add hooks to mtdpart to call _get_device and _put_device, > this allows the mtd devices to perform internal > reference counting if required. > > Signed-off-by: Jim Baxter <jim_bax...@mentor.com> > Signed-off-by: Sandeep Jain <sandeep_j...@mentor.com>
I sent the same patch some time ago: https://patchwork.ozlabs.org/patch/644422/ > --- > drivers/mtd/mtdpart.c | 18 ++++++++++++++++++ > 1 file changed, 18 insertions(+) > > diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c > index 1f13e32..adbb1fd 100644 > --- a/drivers/mtd/mtdpart.c > +++ b/drivers/mtd/mtdpart.c > @@ -338,6 +338,20 @@ static const struct mtd_ooblayout_ops part_ooblayout_ops > = { > .free = part_ooblayout_free, > }; > > +static int part_get_device(struct mtd_info *mtd) > +{ > + struct mtd_part *part = mtd_to_part(mtd); > + > + return part->master->_get_device(part->master); > +} > + > +static void part_put_device(struct mtd_info *mtd) > +{ > + struct mtd_part *part = mtd_to_part(mtd); > + > + part->master->_put_device(part->master); > +} > + > static inline void free_partition(struct mtd_part *p) > { > kfree(p->mtd.name); > @@ -463,6 +477,10 @@ static struct mtd_part *allocate_partition(struct > mtd_info *master, > slave->mtd._block_isbad = part_block_isbad; > if (master->_block_markbad) > slave->mtd._block_markbad = part_block_markbad; > + if (master->_get_device) > + slave->mtd._get_device = part_get_device; > + if (master->_put_device) > + slave->mtd._put_device = part_put_device; > slave->mtd._erase = part_erase; > slave->master = master; > slave->offset = part->offset; > -- > 1.7.9.5 > > > ______________________________________________________ > Linux MTD discussion mailing list > http://lists.infradead.org/mailman/listinfo/linux-mtd/ -- Thanks, //richard
