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| From | Boris Brezillon <boris.brezillon@free-electrons.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RFC PATCH 2/2] mtd: nand: use nand_check_erased_ecc_chunk in default ECC read functions |
| Date | 2015-08-06 11:30 +0200 |
| Message-ID | <pUpET-4NO-17@gated-at.bofh.it> (permalink) |
| References | (10 earlier) <pTnlM-3kJ-37@gated-at.bofh.it> <pTo89-4v1-3@gated-at.bofh.it> <pTtKx-4bA-7@gated-at.bofh.it> <pTEwh-3hI-9@gated-at.bofh.it> <pTEPE-3ES-15@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Hi Richard, On Tue, 4 Aug 2015 09:21:27 +0200 Richard Weinberger <richard@nod.at> wrote: > Andrea, > > Am 04.08.2015 um 09:02 schrieb Andrea Scian: > >> I'm not sure whether introducing a read-before-write check is the best solution. > >> At least we need hard numbers for slow/old SLC NANDs too. > > > > We can enable the feature only for MLC, AFAIK it has not been required for old SLC ;-) > > I think this needs more discussion. > > Boris, Brian, will you be at Embedded Linux Conference Europe in Dublin? > Maybe we can discuss these issues (data retention, ff-checks, etc...) in person and figure out where to address them. > I really want to avoid ad-hoc solutions. :) I'll be at ELCE and I'd be happy to discuss all these NAND/MTD/UBI related issues with you, though I think we should keep discussing those problems on the ML too. Best Regards, Boris -- Boris Brezillon, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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Re: [RFC PATCH 2/2] mtd: nand: use nand_check_erased_ecc_chunk in default ECC read functions Boris Brezillon <boris.brezillon@free-electrons.com> - 2015-08-06 11:30 +0200 Re: [RFC PATCH 2/2] mtd: nand: use nand_check_erased_ecc_chunk in default ECC read functions Richard Weinberger <richard@nod.at> - 2015-08-06 11:50 +0200
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