Hi, On 2/17/24 01:52, Mario Limonciello wrote: > The buffer is cleared in the suspend handler but used in > the delayed work for amd_pmf_get_metrics(). > > Stop clearing it to fix the hang. > > Reported-by: Trolli Schmittlauch <t.schmittlauch@xxxxxxxxxx> > Closes: https://lore.kernel.org/regressions/ed2226ff-257b-4cfd-afd6-bf3be9785474@localhost/ > Closes: https://community.frame.work/t/kernel-6-8-rc-system-freezes-after-resuming-from-suspend-reproducers-wanted/45381 > Fixes: 2b3a7f06caaf ("platform/x86/amd/pmf: Change return type of amd_pmf_set_dram_addr()") > Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx> Thank you for your patch, I've applied this patch to my review-hans branch: https://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86.git/log/?h=review-hans Note it will show up in my review-hans branch once I've pushed my local branch there, which might take a while. I will include this patch in my next fixes pull-req to Linus for the current kernel development cycle. Regards, Hans > --- > drivers/platform/x86/amd/pmf/core.c | 2 -- > 1 file changed, 2 deletions(-) > > diff --git a/drivers/platform/x86/amd/pmf/core.c b/drivers/platform/x86/amd/pmf/core.c > index 853158933510..4f734e049f4a 100644 > --- a/drivers/platform/x86/amd/pmf/core.c > +++ b/drivers/platform/x86/amd/pmf/core.c > @@ -299,8 +299,6 @@ static int amd_pmf_suspend_handler(struct device *dev) > if (pdev->smart_pc_enabled) > cancel_delayed_work_sync(&pdev->pb_work); > > - kfree(pdev->buf); > - > return 0; > } >
