]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: cca3659) | patch
perf: RISC-V: throttle perf events
authorSergey Matyukevich <sergey.matyukevich@syntacore.com>
Tue, 30 Aug 2022 15:53:06 +0000 (18:53 +0300)
committerPalmer Dabbelt <palmer@rivosinc.com>
Thu, 8 Sep 2022 20:34:58 +0000 (13:34 -0700)
commit522cefa0c76b5186bab06d8a33844de03dbc9cb4
treed0628c73848c5c1f5d279baab349358985f4a0cctree | snapshot
parentcca36592e72e420ac44124333c268028f54fcfe1commit | diff
perf: RISC-V: throttle perf events

Call perf_sample_event_took() to report time spent in overflow
interrupts. Perf core uses these measurements to throttle
perf events properly.

Signed-off-by: Sergey Matyukevich <sergey.matyukevich@syntacore.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Link: https://lore.kernel.org/r/20220830155306.301714-4-geomatsi@gmail.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
drivers/perf/riscv_pmu_sbi.c diff | blob | history
Linux Kernel Source Tree.