From: Hernan Vargas <hernan.vargas@intel.com>
To: dev@dpdk.org, gakhil@marvell.com, trix@redhat.com,
maxime.coquelin@redhat.com
Cc: nicolas.chautru@intel.com, qi.z.zhang@intel.com,
Hernan Vargas <hernan.vargas@intel.com>,
stable@dpdk.org
Subject: [PATCH v1 01/10] baseband/acc: fix access to deallocated mem
Date: Fri, 30 Aug 2024 13:09:43 -0700 [thread overview]
Message-ID: <20240830200952.182685-2-hernan.vargas@intel.com> (raw)
In-Reply-To: <20240830200952.182685-1-hernan.vargas@intel.com>
Prevent op_addr access during queue_stop operation, as this memory may
have been deallocated.
Fixes: e640f6cdfa84 ("baseband/acc200: add LDPC processing")
Cc: stable@dpdk.org
Signed-off-by: Hernan Vargas <hernan.vargas@intel.com>
---
drivers/baseband/acc/rte_acc100_pmd.c | 36 ----------------------
drivers/baseband/acc/rte_vrb_pmd.c | 44 +--------------------------
2 files changed, 1 insertion(+), 79 deletions(-)
diff --git a/drivers/baseband/acc/rte_acc100_pmd.c b/drivers/baseband/acc/rte_acc100_pmd.c
index ccf2003c3da1..3501af2710fd 100644
--- a/drivers/baseband/acc/rte_acc100_pmd.c
+++ b/drivers/baseband/acc/rte_acc100_pmd.c
@@ -837,51 +837,15 @@ acc100_queue_setup(struct rte_bbdev *dev, uint16_t queue_id,
return ret;
}
-static inline void
-acc100_print_op(struct rte_bbdev_dec_op *op, enum rte_bbdev_op_type op_type,
- uint16_t index)
-{
- if (op == NULL)
- return;
- if (op_type == RTE_BBDEV_OP_LDPC_DEC)
- rte_bbdev_log(DEBUG,
- " Op 5GUL %d %d %d %d %d %d %d %d %d %d %d %d",
- index,
- op->ldpc_dec.basegraph, op->ldpc_dec.z_c,
- op->ldpc_dec.n_cb, op->ldpc_dec.q_m,
- op->ldpc_dec.n_filler, op->ldpc_dec.cb_params.e,
- op->ldpc_dec.op_flags, op->ldpc_dec.rv_index,
- op->ldpc_dec.iter_max, op->ldpc_dec.iter_count,
- op->ldpc_dec.harq_combined_input.length
- );
- else if (op_type == RTE_BBDEV_OP_LDPC_ENC) {
- struct rte_bbdev_enc_op *op_dl = (struct rte_bbdev_enc_op *) op;
- rte_bbdev_log(DEBUG,
- " Op 5GDL %d %d %d %d %d %d %d %d %d",
- index,
- op_dl->ldpc_enc.basegraph, op_dl->ldpc_enc.z_c,
- op_dl->ldpc_enc.n_cb, op_dl->ldpc_enc.q_m,
- op_dl->ldpc_enc.n_filler, op_dl->ldpc_enc.cb_params.e,
- op_dl->ldpc_enc.op_flags, op_dl->ldpc_enc.rv_index
- );
- }
-}
-
static int
acc100_queue_stop(struct rte_bbdev *dev, uint16_t queue_id)
{
struct acc_queue *q;
- struct rte_bbdev_dec_op *op;
- uint16_t i;
q = dev->data->queues[queue_id].queue_private;
rte_bbdev_log(INFO, "Queue Stop %d H/T/D %d %d %x OpType %d",
queue_id, q->sw_ring_head, q->sw_ring_tail,
q->sw_ring_depth, q->op_type);
- for (i = 0; i < q->sw_ring_depth; ++i) {
- op = (q->ring_addr + i)->req.op_addr;
- acc100_print_op(op, q->op_type, i);
- }
/* ignore all operations in flight and clear counters */
q->sw_ring_tail = q->sw_ring_head;
q->aq_enqueued = 0;
diff --git a/drivers/baseband/acc/rte_vrb_pmd.c b/drivers/baseband/acc/rte_vrb_pmd.c
index 5fb008001101..8dd9b9971142 100644
--- a/drivers/baseband/acc/rte_vrb_pmd.c
+++ b/drivers/baseband/acc/rte_vrb_pmd.c
@@ -1051,58 +1051,16 @@ vrb_queue_setup(struct rte_bbdev *dev, uint16_t queue_id,
return ret;
}
-static inline void
-vrb_print_op(struct rte_bbdev_dec_op *op, enum rte_bbdev_op_type op_type,
- uint16_t index)
-{
- if (op == NULL)
- return;
- if (op_type == RTE_BBDEV_OP_LDPC_DEC)
- rte_bbdev_log(INFO,
- " Op 5GUL %d %d %d %d %d %d %d %d %d %d %d %d",
- index,
- op->ldpc_dec.basegraph, op->ldpc_dec.z_c,
- op->ldpc_dec.n_cb, op->ldpc_dec.q_m,
- op->ldpc_dec.n_filler, op->ldpc_dec.cb_params.e,
- op->ldpc_dec.op_flags, op->ldpc_dec.rv_index,
- op->ldpc_dec.iter_max, op->ldpc_dec.iter_count,
- op->ldpc_dec.harq_combined_input.length
- );
- else if (op_type == RTE_BBDEV_OP_LDPC_ENC) {
- struct rte_bbdev_enc_op *op_dl = (struct rte_bbdev_enc_op *) op;
- rte_bbdev_log(INFO,
- " Op 5GDL %d %d %d %d %d %d %d %d %d",
- index,
- op_dl->ldpc_enc.basegraph, op_dl->ldpc_enc.z_c,
- op_dl->ldpc_enc.n_cb, op_dl->ldpc_enc.q_m,
- op_dl->ldpc_enc.n_filler, op_dl->ldpc_enc.cb_params.e,
- op_dl->ldpc_enc.op_flags, op_dl->ldpc_enc.rv_index
- );
- } else if (op_type == RTE_BBDEV_OP_MLDTS) {
- struct rte_bbdev_mldts_op *op_mldts = (struct rte_bbdev_mldts_op *) op;
- rte_bbdev_log(INFO, " Op MLD %d RBs %d NL %d Rp %d %d %x\n",
- index,
- op_mldts->mldts.num_rbs, op_mldts->mldts.num_layers,
- op_mldts->mldts.r_rep,
- op_mldts->mldts.c_rep, op_mldts->mldts.op_flags);
- }
-}
-
/* Stop queue and clear counters. */
static int
vrb_queue_stop(struct rte_bbdev *dev, uint16_t queue_id)
{
struct acc_queue *q;
- struct rte_bbdev_dec_op *op;
- uint16_t i;
+
q = dev->data->queues[queue_id].queue_private;
rte_bbdev_log(INFO, "Queue Stop %d H/T/D %d %d %x OpType %d",
queue_id, q->sw_ring_head, q->sw_ring_tail,
q->sw_ring_depth, q->op_type);
- for (i = 0; i < q->sw_ring_depth; ++i) {
- op = (q->ring_addr + i)->req.op_addr;
- vrb_print_op(op, q->op_type, i);
- }
/* ignore all operations in flight and clear counters */
q->sw_ring_tail = q->sw_ring_head;
q->aq_enqueued = 0;
--
2.37.1
next parent reply other threads:[~2024-08-30 20:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20240830200952.182685-1-hernan.vargas@intel.com>
2024-08-30 20:09 ` Hernan Vargas [this message]
2024-09-13 14:49 ` Maxime Coquelin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20240830200952.182685-2-hernan.vargas@intel.com \
--to=hernan.vargas@intel.com \
--cc=dev@dpdk.org \
--cc=gakhil@marvell.com \
--cc=maxime.coquelin@redhat.com \
--cc=nicolas.chautru@intel.com \
--cc=qi.z.zhang@intel.com \
--cc=stable@dpdk.org \
--cc=trix@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).