[EXTERNAL] [PATCH] eventdev/vector: fix adapter slot search
Pavan Nikhilesh Bhagavatula
pbhagavatula at marvell.com
Mon Oct 26 07:36:10 CET 2026
>Building with clang and enabling option to find unreachable code
>found this bug.
>
>The loop looking for a free adapter slot returned EEXIST as soon
>as it found a used slot, so only one adapter could be created per
>event queue.
>
>Keep searching; the existing check after the loop reports when
>all slots are in use.
>
>Fixes: e12c3754da7a ("eventdev/vector: introduce event vector adapter")
Incorrect fixes hash. The above hash has the following changes:
MAINTAINERS | 6 +
config/rte_config.h | 1 +
doc/api/doxy-api-index.md | 1 +
doc/guides/eventdevs/features/default.ini | 7 +
.../prog_guide/eventdev/event_vector_adapter.rst | 240 +++++++++++
doc/guides/prog_guide/eventdev/eventdev.rst | 10 +-
doc/guides/prog_guide/eventdev/index.rst | 1 +
doc/guides/rel_notes/release_25_07.rst | 10 +
lib/eventdev/event_vector_adapter_pmd.h | 88 ++++
lib/eventdev/eventdev_pmd.h | 36 ++
lib/eventdev/meson.build | 3 +
lib/eventdev/rte_event_vector_adapter.c | 472 ++++++++++++++++++++
lib/eventdev/rte_event_vector_adapter.h | 476 +++++++++++++++++++++
lib/eventdev/rte_eventdev.c | 22 +
lib/eventdev/rte_eventdev.h | 10 +
Thanks,
Pavan.
>Cc: stable at dpdk.org
>
>Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
>---
> drivers/net/qede/base/ecore_dev.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/drivers/net/qede/base/ecore_dev.c b/drivers/net/qede/base/ecore_dev.c
>index e895dee405..6e76ac9c2f 100644
>--- a/drivers/net/qede/base/ecore_dev.c
>+++ b/drivers/net/qede/base/ecore_dev.c
>@@ -1544,7 +1544,7 @@ static u32 ecore_hw_bar_size(struct ecore_hwfn *p_hwfn,
> if (ECORE_IS_CMT(p_hwfn->p_dev)) {
> DP_INFO(p_hwfn,
> "BAR size not configured. Assuming BAR size of 256kB for GRC and 512kB for DB\n");
>- val = BAR_ID_0 ? 256 * 1024 : 512 * 1024;
>+ val = bar_id == BAR_ID_0 ? 256 * 1024 : 512 * 1024;
> } else {
> DP_INFO(p_hwfn,
> "BAR size not configured. Assuming BAR size of 512kB for GRC and 512kB for DB\n");
>--
>2.53.0
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