[U-Boot] [PATCH] fs/ext4: Initialize group descriptor size for revision level 0 filesystems
Stefan Bruens
stefan.bruens at rwth-aachen.de
Tue Dec 27 17:15:45 CET 2016
On Dienstag, 27. Dezember 2016 10:44:07 CET Kever Yang wrote:
> Hi Stefan,
>
> With this patch, the image create by genext2fs can be mount in
> U-Boot, thanks.
Thanks for testing.
@Tom: this is probably a candidate for u-boot 2017.01 ...
> On 12/27/2016 09:35 AM, Stefan Brüns wrote:
> > genext2fs creates revision level 0 filesystems, which are not readable
> > by u-boot due to the initialized group descriptor size field.
> > f798b1dda1c5de818b806189e523d1b75db7e72d
> >
> > Reported-by: Kever Yang <kever.yang at rock-chips.com>
> > Reported-by: FrostyBytes at protonmail.com
> > Signed-off-by: Stefan Brüns <stefan.bruens at rwth-aachen.de>
> > ---
> >
> > fs/ext4/ext4_common.c | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/fs/ext4/ext4_common.c b/fs/ext4/ext4_common.c
> > index bfebe7e379..621c61e5c7 100644
> > --- a/fs/ext4/ext4_common.c
> > +++ b/fs/ext4/ext4_common.c
> > @@ -2334,6 +2334,7 @@ int ext4fs_mount(unsigned part_length)
> >
> > if (le32_to_cpu(data->sblock.revision_level) == 0) {
> >
> > fs->inodesz = 128;
> >
> > + fs->gdsize = 32;
> >
> > } else {
> >
> > debug("EXT4 features COMPAT: %08x INCOMPAT: %08x RO_COMPAT: %08x\n",
> >
> > __le32_to_cpu(data->sblock.feature_compatibility),
>
> Tested-by: Kever Yang <kever.yang at rock-chips.com>
>
> Thanks,
> - Kever
--
Stefan Brüns / Bergstraße 21 / 52062 Aachen
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