Patch "cpufreq: amd-pstate: Fix min_perf assignment in amd_pstate_adjust_perf()" has been added to the 6.1-stable tree

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This is a note to let you know that I've just added the patch titled

    cpufreq: amd-pstate: Fix min_perf assignment in amd_pstate_adjust_perf()

to the 6.1-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     cpufreq-amd-pstate-fix-min_perf-assignment-in-amd_ps.patch
and it can be found in the queue-6.1 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit 5811343e522adee76f55f46c50109b2dbf162635
Author: Tor Vic <torvic9@xxxxxxxxxxx>
Date:   Fri Feb 9 16:42:26 2024 +0100

    cpufreq: amd-pstate: Fix min_perf assignment in amd_pstate_adjust_perf()
    
    [ 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@xxxxxxxxxxxxxx>
    Reviewed-by: Perry Yuan <Perry.Yuan@xxxxxxx>
    Signed-off-by: Tor Vic <torvic9@xxxxxxxxxxx>
    Reviewed-by: Mario Limonciello <mario.limonciello@xxxxxxx>
    Cc: 6.1+ <stable@xxxxxxxxxxxxxxx> # 6.1+
    Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
index edc294ee5a5bc..90dcf26f09731 100644
--- a/drivers/cpufreq/amd-pstate.c
+++ b/drivers/cpufreq/amd-pstate.c
@@ -320,7 +320,7 @@ 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);
 




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