From: Paolo Bonzini <pbonzini@redhat.com>
To: John Snow <jsnow@redhat.com>
Cc: qemu-block@nongnu.org, qemu-devel@nongnu.org, lersek@redhat.com,
armbru@redhat.com, mreitz@redhat.com
Subject: Re: [Qemu-devel] [PATCH for-2.7 1/1] ide: fix halted IO segfault at reset
Date: Tue, 2 Aug 2016 13:08:02 -0400 (EDT) [thread overview]
Message-ID: <525527423.13103909.1470157682833.JavaMail.zimbra@redhat.com> (raw)
In-Reply-To: <002a1ee1-7a72-67e9-8723-b8446857b0ae@redhat.com>
> >> diff --git a/hw/ide/core.c b/hw/ide/core.c
> >> index 081c9eb..d117b7c 100644
> >> --- a/hw/ide/core.c
> >> +++ b/hw/ide/core.c
> >> @@ -823,6 +823,7 @@ static void ide_dma_cb(void *opaque, int ret)
> >> }
> >> if (ret < 0) {
> >> if (ide_handle_rw_error(s, -ret,
> >> ide_dma_cmd_to_retry(s->dma_cmd))) {
> >> + s->bus->dma->aiocb = NULL;
> >> return;
> >> }
> >> }
> >>
> >
> > The patch is (was, since it's committed :)) okay, but I think there is
> > another bug in the REPORT case, where ide_rw_error and
> > ide_atapi_io_error are not calling ide_set_inactive and thus are leaving
> > s->bus->dma->aiocb non-NULL.
>
> I can probably just shift the aiocb nulling up a bit, but leave it in
> ide_dma_cb.
ATAPI is ide_atapi_cmd_read_dma_cb, you can do the same fix there that you
did in this patch.
Paolo
next prev parent reply other threads:[~2016-08-02 17:08 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-26 22:07 [Qemu-devel] [PATCH for-2.7 0/1] ide: fix halted IO segfault at reset John Snow
2016-07-26 22:07 ` [Qemu-devel] [PATCH for-2.7 1/1] " John Snow
2016-07-27 13:04 ` Laszlo Ersek
2016-07-27 14:30 ` John Snow
2016-08-01 8:52 ` Paolo Bonzini
2016-08-02 3:31 ` John Snow
2016-08-02 17:08 ` Paolo Bonzini [this message]
2016-08-02 3:37 ` John Snow
2016-08-02 17:06 ` Paolo Bonzini
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