Re: backport: perf/x86/uncore: Don't WARN_ON_ONCE() for a broken discovery table

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Dec 15, 2023 at 05:57:24PM +0100, Mahmoud Adam wrote:
> Hi,
> 
> Please backport following commit to 6.1 and 5.15.
> 
> Commit 5d515ee40cb57ea5331998f27df7946a69f14dc3 upstream
> 
> On SPR MCC the discovery table of UPI is broken, there is a patchset [1]
> to mitigate this which landed around v6.3, this can't be backported to
> stable releases since it is based on SPR related patches which will be
> needed in case of mitigation backport, but already WARN_ON_ONCE in this
> case is not needed here since this is hardware problem that linux can do
> nothing about it, this patch replace WARN_ON_ONCE with pr_info, and
> specify what uncore unit is dropped and the reason
> 
> [1] https://lore.kernel.org/all/20230112200105.733466-1-kan.liang@xxxxxxxxxxxxxxx/

Now queued up, thanks.

greg k-h




[Index of Archives]     [Linux Kernel]     [Kernel Development Newbies]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Hiking]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux