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authordimitri staessens <dimitri.staessens@intec.ugent.be>2016-10-19 22:25:46 +0200
committerdimitri staessens <dimitri.staessens@intec.ugent.be>2016-10-21 14:17:51 +0200
commitf516b51169020ea1957010fbd1005d746f01b1d9 (patch)
tree03d19b0dfb6eab68f8ee5a3ecac5300c7bef2f4b /src/irmd
parentc79ab46894053312f80390bf13a52c238a7d4704 (diff)
downloadouroboros-f516b51169020ea1957010fbd1005d746f01b1d9.tar.gz
ouroboros-f516b51169020ea1957010fbd1005d746f01b1d9.zip
lib: Demultiplex the fast path
The fast path will now use an incoming ring buffer per flow per process. This necessitated the development of a new method for the asynchronous io call, which is now based on an event queue system for scalability (fqueue). The ipcpd's and tools have been updated to this API.
Diffstat (limited to 'src/irmd')
-rw-r--r--src/irmd/ipcp.c13
-rw-r--r--src/irmd/main.c14
2 files changed, 13 insertions, 14 deletions
diff --git a/src/irmd/ipcp.c b/src/irmd/ipcp.c
index f79e6caf..33f7650a 100644
--- a/src/irmd/ipcp.c
+++ b/src/irmd/ipcp.c
@@ -111,6 +111,7 @@ pid_t ipcp_create(enum ipcp_type ipcp_type)
char * full_name = NULL;
char * exec_name = NULL;
char * log_file = NULL;
+ char * argv[4];
sprintf(irmd_api, "%u", getpid());
@@ -161,14 +162,12 @@ pid_t ipcp_create(enum ipcp_type ipcp_type)
}
/* log_file to be placed at the end */
- char * argv[] = {full_name,
- irmd_api,
- log_file,
- 0};
+ argv[0] = full_name;
+ argv[1] = irmd_api;
+ argv[2] = log_file;
+ argv[3] = NULL;
- char * envp[] = {0};
-
- execve(argv[0], &argv[0], envp);
+ execv(argv[0], &argv[0]);
LOG_DBG("%s", strerror(errno));
LOG_ERR("Failed to load IPCP daemon");
diff --git a/src/irmd/main.c b/src/irmd/main.c
index 157fd8eb..67941e41 100644
--- a/src/irmd/main.c
+++ b/src/irmd/main.c
@@ -28,7 +28,7 @@
#include <ouroboros/utils.h>
#include <ouroboros/irm_config.h>
#include <ouroboros/lockfile.h>
-#include <ouroboros/shm_ap_rbuff.h>
+#include <ouroboros/shm_rbuff.h>
#include <ouroboros/shm_rdrbuff.h>
#include <ouroboros/bitmap.h>
#include <ouroboros/qos.h>
@@ -1692,26 +1692,26 @@ void * irm_sanitize()
}
if (kill(f->n_api, 0) < 0) {
- struct shm_ap_rbuff * rb =
- shm_ap_rbuff_open(f->n_api);
+ struct shm_rbuff * rb =
+ shm_rbuff_open(f->n_api, f->port_id);
bmp_release(irmd->port_ids, f->port_id);
list_del(&f->next);
LOG_INFO("AP-I %d gone, flow %d deallocated.",
f->n_api, f->port_id);
ipcp_flow_dealloc(f->n_1_api, f->port_id);
if (rb != NULL)
- shm_ap_rbuff_destroy(rb);
+ shm_rbuff_destroy(rb);
irm_flow_destroy(f);
continue;
}
if (kill(f->n_1_api, 0) < 0) {
- struct shm_ap_rbuff * rb =
- shm_ap_rbuff_open(f->n_1_api);
+ struct shm_rbuff * rb =
+ shm_rbuff_open(f->n_1_api, f->port_id);
list_del(&f->next);
LOG_ERR("IPCP %d gone, flow %d removed.",
f->n_1_api, f->port_id);
if (rb != NULL)
- shm_ap_rbuff_destroy(rb);
+ shm_rbuff_destroy(rb);
irm_flow_destroy(f);
}
}