diff options
| author | Tony Luck <tony.luck@intel.com> | 2025-12-17 09:20:53 -0800 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2026-01-05 10:18:33 +0100 |
| commit | ad5c2ff75e0c53d2588dfc10eb87458e759b6bbe (patch) | |
| tree | b1967522654262a465f7270336f7805f5a599c0c | |
| parent | 97fec06d35b2c1ce6d80cf3b01bfddd82c720a2d (diff) | |
fs/resctrl: Split L3 dependent parts out of __mon_event_count()
Carve out the L3 resource specific event reading code into a separate helper
to support reading event data from a new monitoring resource.
Suggested-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Reinette Chatre <reinette.chatre@intel.com>
Link: https://lore.kernel.org/20251217172121.12030-1-tony.luck@intel.com
| -rw-r--r-- | fs/resctrl/monitor.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/resctrl/monitor.c b/fs/resctrl/monitor.c index 572a9925bd6c..b5e0db38c8bf 100644 --- a/fs/resctrl/monitor.c +++ b/fs/resctrl/monitor.c @@ -413,7 +413,7 @@ static void mbm_cntr_free(struct rdt_mon_domain *d, int cntr_id) memset(&d->cntr_cfg[cntr_id], 0, sizeof(*d->cntr_cfg)); } -static int __mon_event_count(struct rdtgroup *rdtgrp, struct rmid_read *rr) +static int __l3_mon_event_count(struct rdtgroup *rdtgrp, struct rmid_read *rr) { int cpu = smp_processor_id(); u32 closid = rdtgrp->closid; @@ -494,6 +494,17 @@ static int __mon_event_count(struct rdtgroup *rdtgrp, struct rmid_read *rr) return ret; } +static int __mon_event_count(struct rdtgroup *rdtgrp, struct rmid_read *rr) +{ + switch (rr->r->rid) { + case RDT_RESOURCE_L3: + return __l3_mon_event_count(rdtgrp, rr); + default: + rr->err = -EINVAL; + return -EINVAL; + } +} + /* * mbm_bw_count() - Update bw count from values previously read by * __mon_event_count(). |