[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-block] [PATCH for-2.3 0/4] ahci: fix big endian PIO failures
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-block] [PATCH for-2.3 0/4] ahci: fix big endian PIO failures |
Date: |
Mon, 23 Mar 2015 15:16:45 +0000 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Thu, Mar 19, 2015 at 08:24:12PM -0400, John Snow wrote:
> Two issues were unearthed from ahci-test on ppc64:
>
> (1) The ahci_populate_sglist function had endian issues,
> which is only likely to impact PIO transfers for buffers
> greater than one sector, and
>
> (2) multiple-sector PIO which I attempted to repair in
> 36334faf has been broken for years. ahci-test didn't catch
> this because it used a pattern that was identical for each
> sector.
>
> So the pattern has been corrected and the underlying issue
> fixed.
>
> This should clear up the test failures (properly) for ppc64.
>
> John Snow (4):
> ide: fix cmd_write_pio when nsectors > 1
> ide: fix cmd_read_pio when nsectors > 1
> ahci: Fix sglist offset manipulation for BE machines
> ahci-test: improve rw buffer patterns
>
> hw/ide/ahci.c | 2 +-
> hw/ide/core.c | 10 ++++------
> tests/ahci-test.c | 36 ++++++++++++++++++++++++++++--------
> 3 files changed, 33 insertions(+), 15 deletions(-)
>
> --
> 2.1.0
>
Reviewed-by: Stefan Hajnoczi <address@hidden>
pgpBXc7PKU45t.pgp
Description: PGP signature
- [Qemu-block] [PATCH for-2.3 0/4] ahci: fix big endian PIO failures, John Snow, 2015/03/19
- [Qemu-block] [PATCH for-2.3 2/4] ide: fix cmd_read_pio when nsectors > 1, John Snow, 2015/03/19
- [Qemu-block] [PATCH for-2.3 3/4] ahci: Fix sglist offset manipulation for BE machines, John Snow, 2015/03/19
- [Qemu-block] [PATCH for-2.3 1/4] ide: fix cmd_write_pio when nsectors > 1, John Snow, 2015/03/19
- [Qemu-block] [PATCH for-2.3 4/4] ahci-test: improve rw buffer patterns, John Snow, 2015/03/19
- Re: [Qemu-block] [Qemu-devel] [PATCH for-2.3 0/4] ahci: fix big endian PIO failures, Andreas Färber, 2015/03/20
- Re: [Qemu-block] [PATCH for-2.3 0/4] ahci: fix big endian PIO failures,
Stefan Hajnoczi <=