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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 03:43:39 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 03:43:39 +0000
commit27a2c36c9538c7e5536a1b20fd74f0fc911d7950 (patch)
tree3101221cb1458bce62f7ae76638517d93f8b64a8 /drivers/powercap/intel_rapl.c
parentReleasing progress-linux version 4.19.260-1progress5u1. (diff)
downloadlinux-27a2c36c9538c7e5536a1b20fd74f0fc911d7950.tar.xz
linux-27a2c36c9538c7e5536a1b20fd74f0fc911d7950.zip
Merging upstream version 4.19.269.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/powercap/intel_rapl.c')
-rw-r--r--drivers/powercap/intel_rapl.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/powercap/intel_rapl.c b/drivers/powercap/intel_rapl.c
index 8cbfcce57..ae6721333 100644
--- a/drivers/powercap/intel_rapl.c
+++ b/drivers/powercap/intel_rapl.c
@@ -1068,6 +1068,9 @@ static u64 rapl_compute_time_window_core(struct rapl_package *rp, u64 value,
y = value & 0x1f;
value = (1 << y) * (4 + f) * rp->time_unit / 4;
} else {
+ if (value < rp->time_unit)
+ return 0;
+
do_div(value, rp->time_unit);
y = ilog2(value);
f = div64_u64(4 * (value - (1 << y)), 1 << y);