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TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 6526281E07; Fri, 12 Jul 2019 16:44:56 +0000 (UTC) Received: from [10.10.120.127] (ovpn-120-127.rdu2.redhat.com [10.10.120.127]) by smtp.corp.redhat.com (Postfix) with ESMTP id A0C9060C8D; Fri, 12 Jul 2019 16:44:54 +0000 (UTC) To: Stefan Hajnoczi , shaju.abraham@nutanix.com References: <1562554503-177179-1-git-send-email-shaju.abraham@nutanix.com> <20190711122436.GH13422@stefanha-x1.localdomain> From: John Snow Openpgp: preference=signencrypt Autocrypt: addr=jsnow@redhat.com; prefer-encrypt=mutual; keydata= mQINBFTKefwBEAChvwqYC6saTzawbih87LqBYq0d5A8jXYXaiFMV/EvMSDqqY4EY6whXliNO IYzhgrPEe7ZmPxbCSe4iMykjhwMh5byIHDoPGDU+FsQty2KXuoxto+ZdrP9gymAgmyqdk3aV vzzmCa3cOppcqKvA0Kqr10UeX/z4OMVV390V+DVWUvzXpda45/Sxup57pk+hyY52wxxjIqef rj8u5BN93s5uCVTus0oiVA6W+iXYzTvVDStMFVqnTxSxlpZoH5RGKvmoWV3uutByQyBPHW2U 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qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-devel@nongnu.org, qemu-block@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 7/11/19 8:24 AM, Stefan Hajnoczi wrote: > On Sun, Jul 07, 2019 at 07:55:03PM -0700, shaju.abraham@nutanix.com wro= te: >=20 > Reviewed-by: Stefan Hajnoczi >=20 > CCing John Snow, IDE maintainer. >=20 > You can use scripts/get_maintainer.pl -f hw/ide/core.c to find out who > to send patches to. >=20 > Stefan >=20 ACK, I'll investigate this for the next rc. --js >> From: Shaju Abraham >> >> During the IDE DMA transfer for a ISCSI target,when libiscsi encounte= rs >> a SENSE KEY error, it sets the task->sense to the value "COMMAND ABOR= TED". >> The function iscsi_translate_sense() later translaters this error to -= ECANCELED >> and this value is passed to the callback function. In the case of IDE= DMA read >> or write, the callback function returns immediately if the value of th= e ret >> argument is -ECANCELED. >> Later when ide_cancel_dma_sync() function is invoked the assertion >> "s->bus->dma->aiocb =3D=3D ((void *)0)" fails and the qemu process get= s terminated. >> Fix the issue by making the value of s->bus->dma->aiocb =3D NULL when >> -ECANCELED is passed to the callback. >> >> Signed-off-by: Shaju Abraham >> --- >> hw/ide/core.c | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/hw/ide/core.c b/hw/ide/core.c >> index 6afadf8..78ea357 100644 >> --- a/hw/ide/core.c >> +++ b/hw/ide/core.c >> @@ -841,6 +841,7 @@ static void ide_dma_cb(void *opaque, int ret) >> bool stay_active =3D false; >> =20 >> if (ret =3D=3D -ECANCELED) { >> + s->bus->dma->aiocb =3D NULL; >> return; >> } >> =20 >> --=20 >> 1.9.4 >> >> --=20 =97js