[PATCH 2/2] uboot: fs/btrfs: Fix LZO false decompression error caused by pending zero
mbrugger at suse.com
Thu Mar 19 15:34:12 CET 2020
On 19/03/2020 14:56, David Sterba wrote:
> On Thu, Mar 19, 2020 at 02:33:28PM +0100, Matthias Brugger wrote:
>>> dlen -= out_len;
>>> res += out_len;
>>> + /*
>>> + * If the 4 bytes header does not fit to the rest of the page we
>>> + * have to move to next one, or we read some garbage.
>>> + */
>>> + mod_page = tot_in % PAGE_SIZE;
>> in U-Boot we use 4K page sizes, but the OS could use another page size (16K or
>> 64k). Would we need to adapt that code to reflect which page size is used on the
>> medium we want to access?
> Yes, it is the 'sectorsize' as it's set up in fs_info or it's equivalent
> in uboot. For kernel the page size == sectorsize is kind of implicit and
> verified at mount time.
Does this mean we would need to add a Kconfig option to set the sectorsize in
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