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| author | markj <markj@FreeBSD.org> | 2013-02-18 22:47:16 +0000 |
|---|---|---|
| committer | markj <markj@FreeBSD.org> | 2013-02-18 22:47:16 +0000 |
| commit | 440e93e344cf216ba0881e23efbe17ba83fea837 (patch) | |
| tree | ce387e9a961674db04280499ee8f628c13edc113 | |
| parent | f8ce717fb6e649a9c9ab9805c477609a97d2a3d7 (diff) | |
| download | FreeBSD-src-440e93e344cf216ba0881e23efbe17ba83fea837.zip FreeBSD-src-440e93e344cf216ba0881e23efbe17ba83fea837.tar.gz | |
Mark the coretemp(4) sysctls as MPSAFE, ensuring that Giant won't be held
unnecessarily by a user thread waiting to run on a specific CPU after
calling sched_bind().
Reviewed by: rstone
Approved by: emaste (co-mentor)
Sponsored by: Sandvine Incorporated
MFC after: 1 week
| -rw-r--r-- | sys/dev/coretemp/coretemp.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/sys/dev/coretemp/coretemp.c b/sys/dev/coretemp/coretemp.c index 55efca2..a7d5fdc 100644 --- a/sys/dev/coretemp/coretemp.c +++ b/sys/dev/coretemp/coretemp.c @@ -274,23 +274,23 @@ coretemp_attach(device_t dev) * Add the MIBs to dev.cpu.N and dev.cpu.N.coretemp. */ SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(device_get_sysctl_tree(pdev)), - OID_AUTO, "temperature", CTLTYPE_INT | CTLFLAG_RD, dev, - CORETEMP_TEMP, coretemp_get_val_sysctl, "IK", + OID_AUTO, "temperature", CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, + dev, CORETEMP_TEMP, coretemp_get_val_sysctl, "IK", "Current temperature"); SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(oid), OID_AUTO, "delta", - CTLTYPE_INT | CTLFLAG_RD, dev, CORETEMP_DELTA, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, dev, CORETEMP_DELTA, coretemp_get_val_sysctl, "I", "Delta between TCC activation and current temperature"); SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(oid), OID_AUTO, "resolution", - CTLTYPE_INT | CTLFLAG_RD, dev, CORETEMP_RESOLUTION, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, dev, CORETEMP_RESOLUTION, coretemp_get_val_sysctl, "I", "Resolution of CPU thermal sensor"); SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(oid), OID_AUTO, "tjmax", - CTLTYPE_INT | CTLFLAG_RD, dev, CORETEMP_TJMAX, + CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, dev, CORETEMP_TJMAX, coretemp_get_val_sysctl, "IK", "TCC activation temperature"); SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(oid), OID_AUTO, - "throttle_log", CTLTYPE_INT | CTLFLAG_RW, dev, 0, + "throttle_log", CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, dev, 0, coretemp_throttle_log_sysctl, "I", "Set to 1 if the thermal sensor has tripped"); |
