Message ID | 1275053935-10627-8-git-send-email-armbru@redhat.com |
---|---|
State | New |
Headers | show |
Am 28.05.2010 15:38, schrieb Markus Armbruster: > IDEState members drive_serial_str and version are now left empty until > an actual drive is connected. Before, they got a default value that > was overwritten when a drive got connected. Doesn't matter, because > they're used only while a drive is connected. > > Signed-off-by: Markus Armbruster <armbru@redhat.com> > --- > hw/ide/core.c | 47 +++++++++++++++++++++++++---------------------- > 1 files changed, 25 insertions(+), 22 deletions(-) > > diff --git a/hw/ide/core.c b/hw/ide/core.c > index 443ff10..f72d37f 100644 > --- a/hw/ide/core.c > +++ b/hw/ide/core.c > @@ -2601,30 +2601,29 @@ void ide_init_drive(IDEState *s, DriveInfo *dinfo, const char *version) > int cylinders, heads, secs; > uint64_t nb_sectors; > > - if (dinfo && dinfo->bdrv) { > - s->bs = dinfo->bdrv; > - bdrv_get_geometry(s->bs, &nb_sectors); > - bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); > - s->cylinders = cylinders; > - s->heads = heads; > - s->sectors = secs; > - s->nb_sectors = nb_sectors; > - /* The SMART values should be preserved across power cycles > - but they aren't. */ > - s->smart_enabled = 1; > - s->smart_autosave = 1; > - s->smart_errors = 0; > - s->smart_selftest_count = 0; > - if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) { > - s->is_cdrom = 1; > - bdrv_set_change_cb(s->bs, cdrom_change_cb, s); > - } > - strncpy(s->drive_serial_str, drive_get_serial(s->bs), > - sizeof(s->drive_serial_str)); > + s->bs = dinfo->bdrv; > + bdrv_get_geometry(s->bs, &nb_sectors); > + bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); > + s->cylinders = cylinders; > + s->heads = heads; > + s->sectors = secs; > + s->nb_sectors = nb_sectors; > + /* The SMART values should be preserved across power cycles > + but they aren't. */ > + s->smart_enabled = 1; > + s->smart_autosave = 1; > + s->smart_errors = 0; > + s->smart_selftest_count = 0; > + if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) { > + s->is_cdrom = 1; > + bdrv_set_change_cb(s->bs, cdrom_change_cb, s); > } > - if (strlen(s->drive_serial_str) == 0) > + strncpy(s->drive_serial_str, drive_get_serial(s->bs), > + sizeof(s->drive_serial_str)); > + if (*s->drive_serial_str) { This should be the other way round. It breaks the serial number in both cases. Kevin
Kevin Wolf <kwolf@redhat.com> writes: > Am 28.05.2010 15:38, schrieb Markus Armbruster: >> IDEState members drive_serial_str and version are now left empty until >> an actual drive is connected. Before, they got a default value that >> was overwritten when a drive got connected. Doesn't matter, because >> they're used only while a drive is connected. >> >> Signed-off-by: Markus Armbruster <armbru@redhat.com> >> --- >> hw/ide/core.c | 47 +++++++++++++++++++++++++---------------------- >> 1 files changed, 25 insertions(+), 22 deletions(-) >> >> diff --git a/hw/ide/core.c b/hw/ide/core.c >> index 443ff10..f72d37f 100644 >> --- a/hw/ide/core.c >> +++ b/hw/ide/core.c >> @@ -2601,30 +2601,29 @@ void ide_init_drive(IDEState *s, DriveInfo *dinfo, const char *version) >> int cylinders, heads, secs; >> uint64_t nb_sectors; >> >> - if (dinfo && dinfo->bdrv) { >> - s->bs = dinfo->bdrv; >> - bdrv_get_geometry(s->bs, &nb_sectors); >> - bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); >> - s->cylinders = cylinders; >> - s->heads = heads; >> - s->sectors = secs; >> - s->nb_sectors = nb_sectors; >> - /* The SMART values should be preserved across power cycles >> - but they aren't. */ >> - s->smart_enabled = 1; >> - s->smart_autosave = 1; >> - s->smart_errors = 0; >> - s->smart_selftest_count = 0; >> - if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) { >> - s->is_cdrom = 1; >> - bdrv_set_change_cb(s->bs, cdrom_change_cb, s); >> - } >> - strncpy(s->drive_serial_str, drive_get_serial(s->bs), >> - sizeof(s->drive_serial_str)); >> + s->bs = dinfo->bdrv; >> + bdrv_get_geometry(s->bs, &nb_sectors); >> + bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); >> + s->cylinders = cylinders; >> + s->heads = heads; >> + s->sectors = secs; >> + s->nb_sectors = nb_sectors; >> + /* The SMART values should be preserved across power cycles >> + but they aren't. */ >> + s->smart_enabled = 1; >> + s->smart_autosave = 1; >> + s->smart_errors = 0; >> + s->smart_selftest_count = 0; >> + if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) { >> + s->is_cdrom = 1; >> + bdrv_set_change_cb(s->bs, cdrom_change_cb, s); >> } >> - if (strlen(s->drive_serial_str) == 0) >> + strncpy(s->drive_serial_str, drive_get_serial(s->bs), >> + sizeof(s->drive_serial_str)); >> + if (*s->drive_serial_str) { > > This should be the other way round. It breaks the serial number in both > cases. I have no idea how that could get past my testing. I'll respin. Thanks!
diff --git a/hw/ide/core.c b/hw/ide/core.c index 443ff10..f72d37f 100644 --- a/hw/ide/core.c +++ b/hw/ide/core.c @@ -2601,30 +2601,29 @@ void ide_init_drive(IDEState *s, DriveInfo *dinfo, const char *version) int cylinders, heads, secs; uint64_t nb_sectors; - if (dinfo && dinfo->bdrv) { - s->bs = dinfo->bdrv; - bdrv_get_geometry(s->bs, &nb_sectors); - bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); - s->cylinders = cylinders; - s->heads = heads; - s->sectors = secs; - s->nb_sectors = nb_sectors; - /* The SMART values should be preserved across power cycles - but they aren't. */ - s->smart_enabled = 1; - s->smart_autosave = 1; - s->smart_errors = 0; - s->smart_selftest_count = 0; - if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) { - s->is_cdrom = 1; - bdrv_set_change_cb(s->bs, cdrom_change_cb, s); - } - strncpy(s->drive_serial_str, drive_get_serial(s->bs), - sizeof(s->drive_serial_str)); + s->bs = dinfo->bdrv; + bdrv_get_geometry(s->bs, &nb_sectors); + bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); + s->cylinders = cylinders; + s->heads = heads; + s->sectors = secs; + s->nb_sectors = nb_sectors; + /* The SMART values should be preserved across power cycles + but they aren't. */ + s->smart_enabled = 1; + s->smart_autosave = 1; + s->smart_errors = 0; + s->smart_selftest_count = 0; + if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) { + s->is_cdrom = 1; + bdrv_set_change_cb(s->bs, cdrom_change_cb, s); } - if (strlen(s->drive_serial_str) == 0) + strncpy(s->drive_serial_str, drive_get_serial(s->bs), + sizeof(s->drive_serial_str)); + if (*s->drive_serial_str) { snprintf(s->drive_serial_str, sizeof(s->drive_serial_str), "QM%05d", s->drive_serial); + } if (version) { pstrcpy(s->version, sizeof(s->version), version); } else { @@ -2646,7 +2645,11 @@ static void ide_init1(IDEBus *bus, int unit, DriveInfo *dinfo) s->smart_selftest_data = qemu_blockalign(s->bs, 512); s->sector_write_timer = qemu_new_timer(vm_clock, ide_sector_write_timer_cb, s); - ide_init_drive(s, dinfo, NULL); + if (dinfo) { + ide_init_drive(s, dinfo, NULL); + } else { + ide_reset(s); + } } void ide_init2(IDEBus *bus, DriveInfo *hd0, DriveInfo *hd1,
IDEState members drive_serial_str and version are now left empty until an actual drive is connected. Before, they got a default value that was overwritten when a drive got connected. Doesn't matter, because they're used only while a drive is connected. Signed-off-by: Markus Armbruster <armbru@redhat.com> --- hw/ide/core.c | 47 +++++++++++++++++++++++++---------------------- 1 files changed, 25 insertions(+), 22 deletions(-)