diff options
| author | Borislav Petkov (AMD) <bp@alien8.de> | 2024-09-11 05:13:46 +0200 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2025-06-16 18:45:18 +0200 |
| commit | f9af88a3d384c8b55beb5dc5483e5da0135fadbd (patch) | |
| tree | e67f732a9271b26c821f3f7050901ae0ccd5bb88 /Documentation/admin-guide | |
| parent | Linux 6.16-rc2 (diff) | |
| download | linux-f9af88a3d384c8b55beb5dc5483e5da0135fadbd.tar.gz linux-f9af88a3d384c8b55beb5dc5483e5da0135fadbd.zip | |
x86/bugs: Rename MDS machinery to something more generic
It will be used by other x86 mitigations.
No functional changes.
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
Diffstat (limited to 'Documentation/admin-guide')
| -rw-r--r-- | Documentation/admin-guide/hw-vuln/processor_mmio_stale_data.rst | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/Documentation/admin-guide/hw-vuln/processor_mmio_stale_data.rst b/Documentation/admin-guide/hw-vuln/processor_mmio_stale_data.rst index 1302fd1b55e8..6dba18dbb9ab 100644 --- a/Documentation/admin-guide/hw-vuln/processor_mmio_stale_data.rst +++ b/Documentation/admin-guide/hw-vuln/processor_mmio_stale_data.rst @@ -157,9 +157,7 @@ This is achieved by using the otherwise unused and obsolete VERW instruction in combination with a microcode update. The microcode clears the affected CPU buffers when the VERW instruction is executed. -Kernel reuses the MDS function to invoke the buffer clearing: - - mds_clear_cpu_buffers() +Kernel does the buffer clearing with x86_clear_cpu_buffers(). On MDS affected CPUs, the kernel already invokes CPU buffer clear on kernel/userspace, hypervisor/guest and C-state (idle) transitions. No |