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| author | Thomas Gleixner <tglx@linutronix.de> | 2020-02-12 02:34:01 +0300 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2020-04-14 16:47:11 +0300 |
| commit | c9bf318f77b3a78483e656e609d005c52aadc86d (patch) | |
| tree | 475b6e6950ba1387736445e93c261621e2ab6513 /arch/x86/kernel/cpu/mce/internal.h | |
| parent | ada018b15ccecbdb95df46db7121516edb906bf6 (diff) | |
| download | linux-c9bf318f77b3a78483e656e609d005c52aadc86d.tar.xz | |
x86/mce/amd: Init thresholding machinery only on relevant vendors
... and not unconditionally.
[ bp: Add a new vendor_flags bit for that. ]
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/20200403161943.1458-3-bp@alien8.de
Diffstat (limited to 'arch/x86/kernel/cpu/mce/internal.h')
| -rw-r--r-- | arch/x86/kernel/cpu/mce/internal.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/mce/internal.h b/arch/x86/kernel/cpu/mce/internal.h index 3b008172ad73..74a01829c4f4 100644 --- a/arch/x86/kernel/cpu/mce/internal.h +++ b/arch/x86/kernel/cpu/mce/internal.h @@ -148,7 +148,7 @@ struct mce_vendor_flags { * Recovery. It indicates support for data poisoning in HW and deferred * error interrupts. */ - succor : 1, + succor : 1, /* * (AMD) SMCA: This bit indicates support for Scalable MCA which expands @@ -156,9 +156,12 @@ struct mce_vendor_flags { * banks. Also, to accommodate the new banks and registers, the MCA * register space is moved to a new MSR range. */ - smca : 1, + smca : 1, - __reserved_0 : 61; + /* AMD-style error thresholding banks present. */ + amd_threshold : 1, + + __reserved_0 : 60; }; extern struct mce_vendor_flags mce_flags; |