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eal/linux: fix device hotplug

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The device event interrupt handler was always freed.

Bugzilla ID: 845
Fixes: c2bd9367e18f ("lib: remove direct access to interrupt handle")

Signed-off-by: David Marchand <david.marchand@redhat.com>
Tested-by: Yan Xia <yanx.xia@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
This commit is contained in:
David Marchand 2021-11-02 08:52:58 +01:00
parent 4847122aab
commit 5633173341
1 changed files with 9 additions and 3 deletions
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12
lib/eal/linux/eal_dev.c
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@ -320,10 +320,12 @@ rte_dev_event_monitor_start(void)
goto exit;
}
if (rte_intr_type_set(intr_handle, RTE_INTR_HANDLE_DEV_EVENT))
ret = rte_intr_type_set(intr_handle, RTE_INTR_HANDLE_DEV_EVENT);
if (ret)
goto exit;
if (rte_intr_fd_set(intr_handle, -1))
ret = rte_intr_fd_set(intr_handle, -1);
if (ret)
goto exit;
ret = dev_uev_socket_fd_create();
@ -342,7 +344,10 @@ rte_dev_event_monitor_start(void)
monitor_refcount++;
exit:
rte_intr_instance_free(intr_handle);
if (ret) {
rte_intr_instance_free(intr_handle);
intr_handle = NULL;
}
rte_rwlock_write_unlock(&monitor_lock);
return ret;
}
@ -373,6 +378,7 @@ rte_dev_event_monitor_stop(void)
close(rte_intr_fd_get(intr_handle));
rte_intr_instance_free(intr_handle);
intr_handle = NULL;
monitor_refcount--;