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authorBabu Moger <babu.moger@amd.com>2025-09-05 16:34:08 -0500
committerBorislav Petkov (AMD) <bp@alien8.de>2025-09-15 12:09:30 +0200
commitfaebbc58cde9d8f6050ac152c34c88195ed4abaa (patch)
tree547049b9c165a5f8996d4bb6d6de9dc06e67c798 /scripts/gdb/linux/vmalloc.py
parent13390861b426e936db20d675804a5b405622bc79 (diff)
x86/resctrl: Add support to enable/disable AMD ABMC feature
Add the functionality to enable/disable the AMD ABMC feature. The AMD ABMC feature is enabled by setting enabled bit(0) in the L3_QOS_EXT_CFG MSR. When the state of ABMC is changed, the MSR needs to be updated on all the logical processors in the QOS Domain. Hardware counters will reset when ABMC state is changed. [ bp: Massage commit message. ] Signed-off-by: Babu Moger <babu.moger@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Reviewed-by: Reinette Chatre <reinette.chatre@intel.com> Link: https://lore.kernel.org/cover.1757108044.git.babu.moger@amd.com Link: https://bugzilla.kernel.org/show_bug.cgi?id=206537 # [2]
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