diff options
| author |   Li RongQing <lirongqing@baidu.com> | 2025-01-22 15:41:03 +0800 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2025-02-22 13:43:35 +0100 |
| commit | 3acfcefa795c6cfb08c68467060bd7aa30557077 (patch) | |
| tree | 734dabfdeed809652b185c2df4495afcab1e341c /include/uapi/linux/android/ssh:/git@git.zx2c4.com | |
| parent | perf/core: Move perf_event sysctls into kernel/events (diff) | |
perf/x86/intel/bts: Allocate bts_ctx only if necessary
Avoid unnecessary per-CPU memory allocation on unsupported CPUs,
this can save 12K memory for each CPU
Signed-off-by: Li RongQing <lirongqing@baidu.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Tested-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Kan Liang <kan.liang@linux.intel.com>
Link: https://lore.kernel.org/r/20250122074103.3091-1-lirongqing@baidu.com
Diffstat (limited to 'include/uapi/linux/android/ssh:/git@git.zx2c4.com')
0 files changed, 0 insertions, 0 deletions