6.7-stable review patch. If anyone has any objections, please let me know.
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From: Tor Vic torvic9@mailbox.org
[ Upstream commit b26ffbf800ae3c8d01bdf90d9cd8a37e1606ff06 ]
In the function amd_pstate_adjust_perf(), the 'min_perf' variable is set to 'highest_perf' instead of 'lowest_perf'.
Fixes: 1d215f0319c2 ("cpufreq: amd-pstate: Add fast switch function for AMD P-State") Reported-by: Oleksandr Natalenko oleksandr@natalenko.name Reviewed-by: Perry Yuan Perry.Yuan@amd.com Signed-off-by: Tor Vic torvic9@mailbox.org Reviewed-by: Mario Limonciello mario.limonciello@amd.com Cc: 6.1+ stable@vger.kernel.org # 6.1+ Signed-off-by: Rafael J. Wysocki rafael.j.wysocki@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/cpufreq/amd-pstate.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c index 1791d37fbc53c..07f3419954396 100644 --- a/drivers/cpufreq/amd-pstate.c +++ b/drivers/cpufreq/amd-pstate.c @@ -570,7 +570,7 @@ static void amd_pstate_adjust_perf(unsigned int cpu, if (target_perf < capacity) des_perf = DIV_ROUND_UP(cap_perf * target_perf, capacity);
- min_perf = READ_ONCE(cpudata->highest_perf); + min_perf = READ_ONCE(cpudata->lowest_perf); if (_min_perf < capacity) min_perf = DIV_ROUND_UP(cap_perf * _min_perf, capacity);