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Re: [Qemu-stable] [PATCH] rdma: bug fixes
From: |
Michael Roth |
Subject: |
Re: [Qemu-stable] [PATCH] rdma: bug fixes |
Date: |
Thu, 27 Feb 2014 10:10:44 -0600 |
User-agent: |
alot/0.3.4 |
Quoting Wahlstrom, Pelle (2014-02-27 09:57:33)
> I think that's correct. It doesn't meet cold filter criteria.
Not sure I understand, what criteria are you referring to?
>
> Pelle
>
> -----Original Message-----
> From: address@hidden [mailto:address@hidden On Behalf Of Michael Roth
> Sent: Thursday, February 27, 2014 10:49 AM
> To: address@hidden; address@hidden
> Cc: Michael R. Hines; address@hidden; address@hidden; address@hidden
> Subject: Re: [Qemu-stable] [PATCH] rdma: bug fixes
>
> Quoting address@hidden (2014-02-17 20:34:06)
> > From: "Michael R. Hines" <address@hidden>
> >
> > 1. Fix small memory leak in parsing inet address from command line in
> > data_init()
> > 2. Fix ibv_post_send() return value check and pass error code back up
> > correctly.
> > 3. Fix rdma_destroy_qp() segfault after failure to connect to destination.
> >
> > Reported-by: address@hidden
> > Reported-by: address@hidden
> > Signed-off-by: Michael R. Hines <address@hidden>
>
> Ping: last call for 1.7.1 (freeze today)
>
> > ---
> > migration-rdma.c | 20 ++++++++++----------
> > 1 file changed, 10 insertions(+), 10 deletions(-)
> >
> > diff --git a/migration-rdma.c b/migration-rdma.c
> > index f94f3b4..29351a6 100644
> > --- a/migration-rdma.c
> > +++ b/migration-rdma.c
> > @@ -1589,13 +1589,11 @@ static int qemu_rdma_post_send_control(RDMAContext
> > *rdma, uint8_t *buf,
> > }
> >
> >
> > - if (ibv_post_send(rdma->qp, &send_wr, &bad_wr)) {
> > - return -1;
> > - }
> > + ret = ibv_post_send(rdma->qp, &send_wr, &bad_wr);
> >
> > - if (ret < 0) {
> > + if (ret > 0) {
> > fprintf(stderr, "Failed to use post IB SEND for control!\n");
> > - return ret;
> > + return -ret;
> > }
> >
> > ret = qemu_rdma_block_for_wrid(rdma, RDMA_WRID_SEND_CONTROL, NULL);
> > @@ -2237,10 +2235,6 @@ static void qemu_rdma_cleanup(RDMAContext *rdma)
> > }
> > }
> >
> > - if (rdma->qp) {
> > - rdma_destroy_qp(rdma->cm_id);
> > - rdma->qp = NULL;
> > - }
> > if (rdma->cq) {
> > ibv_destroy_cq(rdma->cq);
> > rdma->cq = NULL;
> > @@ -2258,6 +2252,10 @@ static void qemu_rdma_cleanup(RDMAContext *rdma)
> > rdma->listen_id = NULL;
> > }
> > if (rdma->cm_id) {
> > + if (rdma->qp) {
> > + rdma_destroy_qp(rdma->cm_id);
> > + rdma->qp = NULL;
> > + }
> > rdma_destroy_id(rdma->cm_id);
> > rdma->cm_id = NULL;
> > }
> > @@ -2512,8 +2510,10 @@ static void *qemu_rdma_data_init(const char
> > *host_port, Error **errp)
> > } else {
> > ERROR(errp, "bad RDMA migration address '%s'", host_port);
> > g_free(rdma);
> > - return NULL;
> > + rdma = NULL;
> > }
> > +
> > + qapi_free_InetSocketAddress(addr);
> > }
> >
> > return rdma;
> > --
> > 1.8.1.2