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From: Anatoly Burakov <anatoly.burakov@intel.com>
To: dev@dpdk.org
Cc: Hemant Agrawal <hemant.agrawal@nxp.com>,
Shreyansh Jain <shreyansh.jain@nxp.com>, stephen@networkplumber.org,
thomas@monjalon.net, david.marchand@redhat.com
Date: Wed, 29 May 2019 17:30:48 +0100
Message-Id: <62bb5f666f82c69300655643649583aac38927be.1559147228.git.anatoly.burakov@intel.com>
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Subject: [dpdk-dev] [PATCH 02/25] bus/fslmc: use new memory locking API
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Replace usages of direct access to shared memory config with
calls to the new API.
Signed-off-by: Anatoly Burakov <anatoly.burakov@intel.com>
---
drivers/bus/fslmc/fslmc_vfio.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/bus/fslmc/fslmc_vfio.c b/drivers/bus/fslmc/fslmc_vfio.c
index 1aae56fa9..bf9911f56 100644
--- a/drivers/bus/fslmc/fslmc_vfio.c
+++ b/drivers/bus/fslmc/fslmc_vfio.c
@@ -347,14 +347,12 @@ fslmc_dmamap_seg(const struct rte_memseg_list *msl __rte_unused,
int rte_fslmc_vfio_dmamap(void)
{
int i = 0, ret;
- struct rte_mem_config *mcfg = rte_eal_get_configuration()->mem_config;
- rte_rwlock_t *mem_lock = &mcfg->memory_hotplug_lock;
/* Lock before parsing and registering callback to memory subsystem */
- rte_rwlock_read_lock(mem_lock);
+ rte_eal_mcfg_mem_read_lock();
if (rte_memseg_walk(fslmc_dmamap_seg, &i) < 0) {
- rte_rwlock_read_unlock(mem_lock);
+ rte_eal_mcfg_mem_read_unlock();
return -1;
}
@@ -378,7 +376,7 @@ int rte_fslmc_vfio_dmamap(void)
/* Existing segments have been mapped and memory callback for hotplug
* has been installed.
*/
- rte_rwlock_read_unlock(mem_lock);
+ rte_eal_mcfg_mem_read_unlock();
return 0;
}
--
2.17.1