[PATCH 20.11.7-rc1] examples/vm_power_manager: revert backported commit
Hunt, David
david.hunt at intel.com
Mon Jan 23 15:06:12 CET 2023
Hi Tadhg,
On 16/01/2023 14:10, Tadhg Kearney wrote:
> Revert backported commit a244dfa7d784 ("examples/vm_power_manager:
> use safe list iterator") that adds compilation errors while compiling
> dpdk with vm_power_manager. Issue is caused by TAILQ_FOREACH being used
> without dependencies also having being backported.
>
> Fixes: a244dfa7d784 ("examples/vm_power_manager: use safe list iterator")
> Cc: hamza.khan at intel.com
>
> Signed-off-by: Tadhg Kearney <tadhg.kearney at intel.com>
> ---
> examples/vm_power_manager/channel_manager.c | 19 +++++++++----------
> 1 file changed, 9 insertions(+), 10 deletions(-)
>
> diff --git a/examples/vm_power_manager/channel_manager.c b/examples/vm_power_manager/channel_manager.c
> index 5e0bbbb4c9..0a28cb643b 100644
> --- a/examples/vm_power_manager/channel_manager.c
> +++ b/examples/vm_power_manager/channel_manager.c
> @@ -23,7 +23,6 @@
> #include <rte_log.h>
> #include <rte_atomic.h>
> #include <rte_spinlock.h>
> -#include <rte_tailq.h>
>
> #include <libvirt/libvirt.h>
>
> @@ -60,16 +59,16 @@ struct virtual_machine_info {
> virDomainInfo info;
> rte_spinlock_t config_spinlock;
> int allow_query;
> - RTE_TAILQ_ENTRY(virtual_machine_info) vms_info;
> + LIST_ENTRY(virtual_machine_info) vms_info;
> };
>
> -RTE_TAILQ_HEAD(, virtual_machine_info) vm_list_head;
> +LIST_HEAD(, virtual_machine_info) vm_list_head;
>
> static struct virtual_machine_info *
> find_domain_by_name(const char *name)
> {
> struct virtual_machine_info *info;
> - RTE_TAILQ_FOREACH(info, &vm_list_head, vms_info) {
> + LIST_FOREACH(info, &vm_list_head, vms_info) {
> if (!strncmp(info->name, name, CHANNEL_MGR_MAX_NAME_LEN-1))
> return info;
> }
> @@ -878,7 +877,7 @@ add_vm(const char *vm_name)
>
> new_domain->allow_query = 0;
> rte_spinlock_init(&(new_domain->config_spinlock));
> - TAILQ_INSERT_HEAD(&vm_list_head, new_domain, vms_info);
> + LIST_INSERT_HEAD(&vm_list_head, new_domain, vms_info);
> return 0;
> }
>
> @@ -900,7 +899,7 @@ remove_vm(const char *vm_name)
> rte_spinlock_unlock(&vm_info->config_spinlock);
> return -1;
> }
> - TAILQ_REMOVE(&vm_list_head, vm_info, vms_info);
> + LIST_REMOVE(vm_info, vms_info);
> rte_spinlock_unlock(&vm_info->config_spinlock);
> rte_free(vm_info);
> return 0;
> @@ -953,7 +952,7 @@ channel_manager_init(const char *path __rte_unused)
> {
> virNodeInfo info;
>
> - TAILQ_INIT(&vm_list_head);
> + LIST_INIT(&vm_list_head);
> if (connect_hypervisor(path) < 0) {
> global_n_host_cpus = 64;
> global_hypervisor_available = 0;
> @@ -1005,9 +1004,9 @@ channel_manager_exit(void)
> {
> unsigned i;
> char mask[RTE_MAX_LCORE];
> - struct virtual_machine_info *vm_info, *tmp;
> + struct virtual_machine_info *vm_info;
>
> - RTE_TAILQ_FOREACH_SAFE(vm_info, &vm_list_head, vms_info, tmp) {
> + LIST_FOREACH(vm_info, &vm_list_head, vms_info) {
>
> rte_spinlock_lock(&(vm_info->config_spinlock));
>
> @@ -1022,7 +1021,7 @@ channel_manager_exit(void)
> }
> rte_spinlock_unlock(&(vm_info->config_spinlock));
>
> - TAILQ_REMOVE(&vm_list_head, vm_info, vms_info);
> + LIST_REMOVE(vm_info, vms_info);
> rte_free(vm_info);
> }
>
Tested this patch set and it fixes the compilation issue. Thanks.
Tested-by: David Hunt <david.hunt at intel.com>
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