Message ID | 1432822629-25401-1-git-send-email-pbonzini@redhat.com |
---|---|
State | New |
Headers | show |
On Thu 28 May 2015 04:17:09 PM CEST, Paolo Bonzini <pbonzini@redhat.com> wrote: > bdrv_close already does that, and in fact hmp_drive_del would need > another drain after the flush (which bdrv_close does). So remove > the duplication. > > Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Berto
----- Original Message ----- > bdrv_close already does that, and in fact hmp_drive_del would need > another drain after the flush (which bdrv_close does). So remove > the duplication. > > Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> > --- > blockdev.c | 3 --- > 1 file changed, 3 deletions(-) > > diff --git a/blockdev.c b/blockdev.c > index 5eaf77e..d506a70 100644 > --- a/blockdev.c > +++ b/blockdev.c > @@ -2143,9 +2143,6 @@ int hmp_drive_del(Monitor *mon, const QDict *qdict, > QObject **ret_data) > return -1; > } > > - /* quiesce block driver; prevent further io */ > - bdrv_drain_all(); > - bdrv_flush(bs); > bdrv_close(bs); > > /* if we have a device attached to this BlockDriverState > -- > 2.4.1 > > >
On Thu, May 28, 2015 at 04:17:09PM +0200, Paolo Bonzini wrote: > bdrv_close already does that, and in fact hmp_drive_del would need > another drain after the flush (which bdrv_close does). So remove > the duplication. > > Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> > --- > blockdev.c | 3 --- > 1 file changed, 3 deletions(-) Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Ping? Paolo On 28/05/2015 16:17, Paolo Bonzini wrote: > bdrv_close already does that, and in fact hmp_drive_del would need > another drain after the flush (which bdrv_close does). So remove > the duplication. > > Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> > --- > blockdev.c | 3 --- > 1 file changed, 3 deletions(-) > > diff --git a/blockdev.c b/blockdev.c > index 5eaf77e..d506a70 100644 > --- a/blockdev.c > +++ b/blockdev.c > @@ -2143,9 +2143,6 @@ int hmp_drive_del(Monitor *mon, const QDict *qdict, QObject **ret_data) > return -1; > } > > - /* quiesce block driver; prevent further io */ > - bdrv_drain_all(); > - bdrv_flush(bs); > bdrv_close(bs); > > /* if we have a device attached to this BlockDriverState >
On Thu, May 28, 2015 at 04:17:09PM +0200, Paolo Bonzini wrote: > bdrv_close already does that, and in fact hmp_drive_del would need > another drain after the flush (which bdrv_close does). So remove > the duplication. > > Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> > --- > blockdev.c | 3 --- > 1 file changed, 3 deletions(-) Thanks, applied to my block tree: https://github.com/stefanha/qemu/commits/block Stefan
diff --git a/blockdev.c b/blockdev.c index 5eaf77e..d506a70 100644 --- a/blockdev.c +++ b/blockdev.c @@ -2143,9 +2143,6 @@ int hmp_drive_del(Monitor *mon, const QDict *qdict, QObject **ret_data) return -1; } - /* quiesce block driver; prevent further io */ - bdrv_drain_all(); - bdrv_flush(bs); bdrv_close(bs); /* if we have a device attached to this BlockDriverState
bdrv_close already does that, and in fact hmp_drive_del would need another drain after the flush (which bdrv_close does). So remove the duplication. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> --- blockdev.c | 3 --- 1 file changed, 3 deletions(-)