diff options
| author | Bharat Bhushan <bbhushan2@marvell.com> | 2022-02-11 07:53:46 +0300 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2022-03-08 14:17:37 +0300 |
| commit | 68fa55f0e05ce371c4b5de7932d9f570d61bf791 (patch) | |
| tree | cdf7e83d7971aef4a0023ee8dc2b09c5552d676b /include | |
| parent | 35a43326a9e3c229254fd531dfc711d20897d0fc (diff) | |
| download | linux-68fa55f0e05ce371c4b5de7932d9f570d61bf791.tar.xz | |
perf/marvell: cn10k DDR perf event core ownership
As DDR perf event counters are not per core, so they should be accessed
only by one core at a time. Select new core when previously owning core
is going offline.
Signed-off-by: Bharat Bhushan <bbhushan2@marvell.com>
Reviewed-by: Bhaskara Budiredla <bbudiredla@marvell.com>
Link: https://lore.kernel.org/r/20220211045346.17894-5-bbhushan2@marvell.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/cpuhotplug.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index 411a428ace4d..2bc550ac8dc7 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -231,6 +231,7 @@ enum cpuhp_state { CPUHP_AP_PERF_ARM_QCOM_L3_ONLINE, CPUHP_AP_PERF_ARM_APM_XGENE_ONLINE, CPUHP_AP_PERF_ARM_CAVIUM_TX2_UNCORE_ONLINE, + CPUHP_AP_PERF_ARM_MARVELL_CN10K_DDR_ONLINE, CPUHP_AP_PERF_POWERPC_NEST_IMC_ONLINE, CPUHP_AP_PERF_POWERPC_CORE_IMC_ONLINE, CPUHP_AP_PERF_POWERPC_THREAD_IMC_ONLINE, |