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* [PATCH] RAS: Move contents from arch/x86/ras/Kconfig into drivers/ras/Kconfig
@ 2026-04-10 12:27 Thomas Huth
  0 siblings, 0 replies; only message in thread
From: Thomas Huth @ 2026-04-10 12:27 UTC (permalink / raw)
  To: Borislav Petkov, Tony Luck, linux-edac
  Cc: Thomas Gleixner, Ingo Molnar, Dave Hansen, x86, H. Peter Anvin,
	linux-kernel

From: Thomas Huth <thuth@redhat.com>

Commit bc8e80d56c1ec ("x86/mce: Merge mce_amd_inj into mce-inject")
removed the last .c file from arch/x86/ras/, so that there is now
only a lonely Kconfig file in this folder. Its config switches
CONFIG_RAS_CEC and CONFIG_RAS_CEC_DEBUG are only used in code that
resides in drivers/ras/, so those Kconfig switches should better
reside in drivers/ras/, too. Thus move the contents of arch/x86/ras/
into drivers/ras/Kconfig now.

Signed-off-by: Thomas Huth <thuth@redhat.com>
---
 arch/x86/ras/Kconfig | 23 -----------------------
 drivers/ras/Kconfig  | 24 +++++++++++++++++++++++-
 2 files changed, 23 insertions(+), 24 deletions(-)
 delete mode 100644 arch/x86/ras/Kconfig

diff --git a/arch/x86/ras/Kconfig b/arch/x86/ras/Kconfig
deleted file mode 100644
index 7488c715427e5..0000000000000
--- a/arch/x86/ras/Kconfig
+++ /dev/null
@@ -1,23 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-config RAS_CEC
-	bool "Correctable Errors Collector"
-	depends on X86_MCE && MEMORY_FAILURE && DEBUG_FS
-	help
-	  This is a small cache which collects correctable memory errors per 4K
-	  page PFN and counts their repeated occurrence. Once the counter for a
-	  PFN overflows, we try to soft-offline that page as we take it to mean
-	  that it has reached a relatively high error count and would probably
-	  be best if we don't use it anymore.
-
-	  Bear in mind that this is absolutely useless if your platform doesn't
-	  have ECC DIMMs and doesn't have DRAM ECC checking enabled in the BIOS.
-
-config RAS_CEC_DEBUG
-	bool "CEC debugging machinery"
-	default n
-	depends on RAS_CEC
-	help
-	  Add extra files to (debugfs)/ras/cec to test the correctable error
-	  collector feature. "pfn" is a writable file that allows user to
-	  simulate an error in a particular page frame. "array" is a read-only
-	  file that dumps out the current state of all pages logged so far.
diff --git a/drivers/ras/Kconfig b/drivers/ras/Kconfig
index fc4f4bb94a4c6..070e17639faa3 100644
--- a/drivers/ras/Kconfig
+++ b/drivers/ras/Kconfig
@@ -31,7 +31,29 @@ menuconfig RAS
 
 if RAS
 
-source "arch/x86/ras/Kconfig"
+config RAS_CEC
+	bool "Correctable Errors Collector"
+	depends on X86_MCE && MEMORY_FAILURE && DEBUG_FS
+	help
+	  This is a small cache which collects correctable memory errors per 4K
+	  page PFN and counts their repeated occurrence. Once the counter for a
+	  PFN overflows, we try to soft-offline that page as we take it to mean
+	  that it has reached a relatively high error count and would probably
+	  be best if we don't use it anymore.
+
+	  Bear in mind that this is absolutely useless if your platform doesn't
+	  have ECC DIMMs and doesn't have DRAM ECC checking enabled in the BIOS.
+
+config RAS_CEC_DEBUG
+	bool "CEC debugging machinery"
+	default n
+	depends on RAS_CEC
+	help
+	  Add extra files to (debugfs)/ras/cec to test the correctable error
+	  collector feature. "pfn" is a writable file that allows user to
+	  simulate an error in a particular page frame. "array" is a read-only
+	  file that dumps out the current state of all pages logged so far.
+
 source "drivers/ras/amd/atl/Kconfig"
 
 config RAS_FMPM
-- 
2.53.0


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