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SubjectRe: [PATCH 4/4] UBI: Implement bitrot checking
Il 02/04/2015 19:54, Richard Weinberger ha scritto:
> Hi!
>
> Am 02.04.2015 um 19:34 schrieb Andrea Scian:
>> Richard,
>>
>> Il 29/03/2015 14:13, Richard Weinberger ha scritto:
>>> + mutex_lock(&ubi->buf_mutex);
>>> + err = ubi_io_read(ubi, ubi->peb_buf, e->pnum, 0, ubi->peb_size);
>>> + mutex_unlock(&ubi->buf_mutex);
>>> + if (err == UBI_IO_BITFLIPS) {
>>> + dbg_wl("found bitflips in PEB %d", e->pnum);
>>> + spin_lock(&ubi->wl_lock);
>>> +
>> IIUC you trigger the action as soon as you have a bitflip error, is this
>> correct?
> I trigger it as soon UBI sees the bitflip. This depends on the configured MTD
> bitflip_threshold.

ops.. I confused UBI bitflip error with MTD bitflip error ;-)
thanks for point this out and help me understanding the code

now it's clear and it sounds good to me

Kind Regards,

--

Andrea SCIAN

DAVE Embedded Systems



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