Messages in this thread | | | Date | Tue, 27 Jan 2015 13:20:03 +0100 | From | Arend van Spriel <> | Subject | Re: [PATCH] mmc: print message if a card supports secure erase/trim |
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On 01/27/15 12:48, Alexander Holler wrote: > It's an interesting detail, so inform the user about it. > > Signed-off-by: Alexander Holler<holler@ahsoftware.de> > --- > drivers/mmc/core/bus.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c > index 8a1f124..4a60028 100644 > --- a/drivers/mmc/core/bus.c > +++ b/drivers/mmc/core/bus.c > @@ -347,6 +347,10 @@ int mmc_add_card(struct mmc_card *card) > uhs_bus_speed_mode, type, card->rca); > } > > + if (mmc_can_secure_erase_trim(card)) > + pr_info("%s: card supports secure erase/trim\n", > + mmc_hostname(card->host)); > +
If you want to expose this info you could also consider doing it in the debugfs folder that is created below.
> #ifdef CONFIG_DEBUG_FS > mmc_add_card_debugfs(card); > #endif
Regards, Arend
[1] http://lxr.free-electrons.com/ident?i=mmc_add_card_debugfs
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