[morse:mpam/snapshot/v6.15-rc3 92/110] drivers/platform/arm64/mpam/mpam_resctrl.c:326:10: warning: enumeration value 'QOS_NUM_EVENTS' not handled in switch

[morse:mpam/snapshot/v6.15-rc3 92/110] drivers/platform/arm64/mpam/mpam_resctrl.c:326:10: warning: enumeration value 'QOS_NUM_EVENTS' not handled in switch

[kernel test robot]

Hi James,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/morse/linux.git mpam/snapshot/v6.15-rc3
head:   2cc3eff27207d40f181a59f04660a1e8e9746ff8
commit: a72f3a3a6232e93a4ff7ac9036df24fc15157fee [92/110] arm64: mpam: Select ARCH_HAS_CPU_RESCTRL
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20250502/202505020820.skhaveyd-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250502/202505020820.skhaveyd-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505020820.skhaveyd-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/platform/arm64/mpam/mpam_resctrl.c:326:10: warning: enumeration value 'QOS_NUM_EVENTS' not handled in switch [-Wswitch]
     326 |         switch (evtid) {
         |                 ^~~~~
   1 warning generated.


vim +/QOS_NUM_EVENTS +326 drivers/platform/arm64/mpam/mpam_resctrl.c

ab494c1ab56754 James Morse 2021-06-25  312  
ab494c1ab56754 James Morse 2021-06-25  313  void resctrl_arch_mon_ctx_free(struct rdt_resource *r,
ab494c1ab56754 James Morse 2021-06-25  314  			       enum resctrl_event_id evtid, void *arch_mon_ctx)
ab494c1ab56754 James Morse 2021-06-25  315  {
ab494c1ab56754 James Morse 2021-06-25  316  	struct mpam_resctrl_res *res;
ab494c1ab56754 James Morse 2021-06-25  317  	u32 mon = *(u32 *)arch_mon_ctx;
ab494c1ab56754 James Morse 2021-06-25  318  
ab494c1ab56754 James Morse 2021-06-25  319  	if (mon == USE_RMID_IDX)
ab494c1ab56754 James Morse 2021-06-25  320  		return;
ab494c1ab56754 James Morse 2021-06-25  321  	kfree(arch_mon_ctx);
ab494c1ab56754 James Morse 2021-06-25  322  	arch_mon_ctx = NULL;
ab494c1ab56754 James Morse 2021-06-25  323  
ab494c1ab56754 James Morse 2021-06-25  324  	res = container_of(r, struct mpam_resctrl_res, resctrl_res);
ab494c1ab56754 James Morse 2021-06-25  325  
ab494c1ab56754 James Morse 2021-06-25 @326  	switch (evtid) {
ab494c1ab56754 James Morse 2021-06-25  327  	case QOS_L3_OCCUP_EVENT_ID:
ab494c1ab56754 James Morse 2021-06-25  328  		mpam_free_csu_mon(res->class, mon);
ab494c1ab56754 James Morse 2021-06-25  329  		wake_up(&resctrl_mon_ctx_waiters);
ab494c1ab56754 James Morse 2021-06-25  330  		return;
ab494c1ab56754 James Morse 2021-06-25  331  	case QOS_L3_MBM_TOTAL_EVENT_ID:
ab494c1ab56754 James Morse 2021-06-25  332  	case QOS_L3_MBM_LOCAL_EVENT_ID:
ab494c1ab56754 James Morse 2021-06-25  333  		return;
ab494c1ab56754 James Morse 2021-06-25  334  	}
ab494c1ab56754 James Morse 2021-06-25  335  }
ab494c1ab56754 James Morse 2021-06-25  336  

:::::: The code at line 326 was first introduced by commit
:::::: ab494c1ab56754729b57617a5f5f40c64c954521 arm_mpam: resctrl: Allow resctrl to allocate monitors

:::::: TO: James Morse <james.morse@arm.com>
:::::: CC: James Morse <james.morse@arm.com>

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