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service: fix number mapped cores count

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When adding service the number of mapped cores should only be incremented
when the core is not already a service core or vice versa.

Fixes: 21698354c832 ("service: introduce service cores concept")
Cc: stable@dpdk.org

Signed-off-by: Pavan Nikhilesh <pbhagavatula@caviumnetworks.com>
Acked-by: Harry van Haaren <harry.van.haaren@intel.com>
This commit is contained in:
Pavan Nikhilesh 2018-01-09 15:10:41 +05:30 committed by Thomas Monjalon
parent 9e0b9d2ec0
commit 088a05f057
1 changed files with 6 additions and 2 deletions
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8
lib/librte_eal/common/rte_service.c
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@ -516,10 +516,14 @@ service_update(struct rte_service_spec *service, uint32_t lcore,
uint64_t sid_mask = UINT64_C(1) << sid;
if (set) {
if (*set) {
uint64_t lcore_mapped = lcore_states[lcore].service_mask &
sid_mask;
if (*set && !lcore_mapped) {
lcore_states[lcore].service_mask |= sid_mask;
rte_atomic32_inc(&rte_services[sid].num_mapped_cores);
} else {
}
if (!*set && lcore_mapped) {
lcore_states[lcore].service_mask &= ~(sid_mask);
rte_atomic32_dec(&rte_services[sid].num_mapped_cores);
}