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| author |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-09-30 08:11:09 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-09-30 08:11:09 -0700 |
| commit | 669c5d8d5f2be781d411ad8d52274038c795f257 (patch) | |
| tree | 86cc56ec1cb077b49e58f88c1427991e2b8fbcbc /drivers/ata | |
| parent | serial: docs: Fix filename for serial reference implementation (diff) | |
| parent | Linux 4.19-rc6 (diff) | |
| download | linux-dev-669c5d8d5f2be781d411ad8d52274038c795f257.tar.xz linux-dev-669c5d8d5f2be781d411ad8d52274038c795f257.zip | |
Merge 4.19-rc6 into tty-next
We want the tty/serial fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/libata-core.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 599e01bcdef2..a9dd4ea7467d 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -5359,10 +5359,20 @@ void ata_qc_complete(struct ata_queued_cmd *qc) */ int ata_qc_complete_multiple(struct ata_port *ap, u64 qc_active) { + u64 done_mask, ap_qc_active = ap->qc_active; int nr_done = 0; - u64 done_mask; - done_mask = ap->qc_active ^ qc_active; + /* + * If the internal tag is set on ap->qc_active, then we care about + * bit0 on the passed in qc_active mask. Move that bit up to match + * the internal tag. + */ + if (ap_qc_active & (1ULL << ATA_TAG_INTERNAL)) { + qc_active |= (qc_active & 0x01) << ATA_TAG_INTERNAL; + qc_active ^= qc_active & 0x01; + } + + done_mask = ap_qc_active ^ qc_active; if (unlikely(done_mask & qc_active)) { ata_port_err(ap, "illegal qc_active transition (%08llx->%08llx)\n", |