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alex037yang
OpenXG-RAN
Commits
6e5d7cdd
Commit
6e5d7cdd
authored
Apr 12, 2016
by
Rohit Gupta
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disable CPU affinity for UE and also for case when MAX_CPUS <=2
parent
00b26f36
Changes
1
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36 additions
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29 deletions
+36
-29
targets/RT/USER/lte-softmodem.c
targets/RT/USER/lte-softmodem.c
+36
-29
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targets/RT/USER/lte-softmodem.c
View file @
6e5d7cdd
...
...
@@ -3298,6 +3298,11 @@ int main( int argc, char **argv )
}
#ifndef LOWLATENCY
/* Currently we set affinity for UHD to CPU 0 for eNB only and only if number of CPUS >2 */
/* ToDo: Set CPU affinity for UE */
if
(
UE_flag
==
0
&&
get_nprocs
()
>
2
)
{
cpu_set_t
cpuset
;
int
s
;
char
cpu_affinity
[
1024
];
...
...
@@ -3313,8 +3318,8 @@ int main( int argc, char **argv )
perror
(
"pthread_setaffinity_np"
);
exit_fun
(
"Error setting processor affinity"
);
}
/* Check the actual affinity mask assigned to the thread */
/* Check the actual affinity mask assigned to the thread */
s
=
pthread_getaffinity_np
(
pthread_self
(),
sizeof
(
cpu_set_t
),
&
cpuset
);
if
(
s
!=
0
)
{
...
...
@@ -3323,14 +3328,16 @@ int main( int argc, char **argv )
}
memset
(
cpu_affinity
,
0
,
sizeof
(
cpu_affinity
));
for
(
int
j
=
0
;
j
<
CPU_SETSIZE
;
j
++
)
{
if
(
CPU_ISSET
(
j
,
&
cpuset
))
{
char
temp
[
1024
];
sprintf
(
temp
,
" CPU_%d "
,
j
);
strcat
(
cpu_affinity
,
temp
);
}
}
LOG_I
(
HW
,
"CPU Affinity of main() function is... %s
\n
"
,
cpu_affinity
);
}
#endif
/* device host type is set*/
...
...
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