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| author | Kent Overstreet <kent.overstreet@linux.dev> | 2022-08-06 18:42:37 -0400 |
|---|---|---|
| committer | Suren Baghdasaryan <surenb@google.com> | 2023-05-28 19:01:53 +0000 |
| commit | 79ded5acf1ac5f1b2aedd29443347a957a3186d8 (patch) | |
| tree | a76fb2e3ea7a63f6ea1392ca007a573bfd526e14 /lib/Makefile | |
| parent | 8d1010ab9d712a00081e7cc4b52c48f595a19262 (diff) | |
Lazy percpu counterslazy_percpu_counters
This patch adds lib/lazy-percpu-counter.c, which implements counters
that start out as atomics, but lazily switch to percpu mode if the
update rate crosses some threshold (arbitrarily set at 256 per second).
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Diffstat (limited to 'lib/Makefile')
| -rw-r--r-- | lib/Makefile | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Makefile b/lib/Makefile index 876fcdeae34e..293a0858a3f8 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -164,6 +164,8 @@ obj-$(CONFIG_DEBUG_PREEMPT) += smp_processor_id.o obj-$(CONFIG_DEBUG_LIST) += list_debug.o obj-$(CONFIG_DEBUG_OBJECTS) += debugobjects.o +obj-$(CONFIG_LAZY_PERCPU_COUNTER) += lazy-percpu-counter.o + obj-$(CONFIG_BITREVERSE) += bitrev.o obj-$(CONFIG_LINEAR_RANGES) += linear_ranges.o obj-$(CONFIG_PACKING) += packing.o |