Re: [GIT PULL] arm_mpam fixes for v7.2-rc2

From: Ben Horgan

Date: Thu Jul 09 2026 - 12:28:34 EST


Hi Will,

On 7/9/26 16:48, Ben Horgan wrote:
> Hi Will,
>
> I hope this method works for sending you MPAM changes but please let me know if
> you would like them some other way or I've made a mistake. It's not a signed tag
> as I still need to sort out my GPG key. The change authored by be me hasn't got
> an Reviewed-by's or Tested-by's but it's been on the list since the middle of
> May and James is on leave.
>
> Fix the reset values for two MPAM controls that are not known to exist in
> silicon. Fix a NULL pointer dereference on the driver teardown path.
>
Sorry, this is a retake. I forgot to add my Sob on the patches.

The following changes since commit 8cdeaa50eae8dad34885515f62559ee83e7e8dda:

Linux 7.2-rc2 (2026-07-05 14:44:06 -1000)

are available in the Git repository at:

git@xxxxxxxxxxxxxxxxxx:linux-arm/linux-bh.git tags/mpam-fixes-7.2-rc2-RETAKE

for you to fetch changes up to 9f1ff4625c7f84aca8f0fb07949ef8870ed31a3e:

arm_mpam: guard MBWU state before adding it to garbage (2026-07-09 17:09:53 +0100)

----------------------------------------------------------------
Ben Horgan (1):
arm_mpam: Fix software reset values of MPAMCFG_PRI

Fenghua Yu (1):
arm_mpam: Fix MPAMCFG_MBW_PBM register setting

Guangshuo Li (1):
arm_mpam: guard MBWU state before adding it to garbage

drivers/resctrl/mpam_devices.c | 36 ++++++++++++++++++++++--------------
1 file changed, 22 insertions(+), 14 deletions(-)

Thanks,

Ben