libqos/ahci: Force all NCQ commands to be LBA48

NCQ commands are LBA48 by definition.

See SATA 3.2 13.6.4.1 "READ FPDMA QUEUED", or
    SATA 3.2 13.6.5.1 "WRITE FPDMA QUEUED."

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 1435016308-6150-15-git-send-email-jsnow@redhat.com
This commit is contained in:
John Snow 2015-07-04 02:06:04 -04:00
parent a8973ff50a
commit e38cc93aca

View File

@ -781,7 +781,7 @@ void ahci_command_set_offset(AHCICommand *cmd, uint64_t lba_sect)
RegH2DFIS *fis = &(cmd->fis);
if (cmd->props->lba28) {
g_assert_cmphex(lba_sect, <=, 0xFFFFFFF);
} else if (cmd->props->lba48) {
} else if (cmd->props->lba48 || cmd->props->ncq) {
g_assert_cmphex(lba_sect, <=, 0xFFFFFFFFFFFF);
} else {
/* Can't set offset if we don't know the format. */