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Diffstat (limited to 'arch')
-rw-r--r--arch/x86/include/asm/mce.h1
-rw-r--r--arch/x86/kernel/cpu/mce/core.c11
2 files changed, 9 insertions, 3 deletions
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index 0607ec4f5091..da9321548f6f 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -265,6 +265,7 @@ enum mcp_flags {
MCP_TIMESTAMP = BIT(0), /* log time stamp */
MCP_UC = BIT(1), /* log uncorrected errors */
MCP_DONTLOG = BIT(2), /* only clear, don't log */
+ MCP_QUEUE_LOG = BIT(3), /* only queue to genpool */
};
bool machine_check_poll(enum mcp_flags flags, mce_banks_t *b);
diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c
index 22791aadc085..8cb7816d03b4 100644
--- a/arch/x86/kernel/cpu/mce/core.c
+++ b/arch/x86/kernel/cpu/mce/core.c
@@ -817,7 +817,10 @@ log_it:
if (mca_cfg.dont_log_ce && !mce_usable_address(&m))
goto clear_it;
- mce_log(&m);
+ if (flags & MCP_QUEUE_LOG)
+ mce_gen_pool_add(&m);
+ else
+ mce_log(&m);
clear_it:
/*
@@ -1639,10 +1642,12 @@ static void __mcheck_cpu_init_generic(void)
m_fl = MCP_DONTLOG;
/*
- * Log the machine checks left over from the previous reset.
+ * Log the machine checks left over from the previous reset. Log them
+ * only, do not start processing them. That will happen in mcheck_late_init()
+ * when all consumers have been registered on the notifier chain.
*/
bitmap_fill(all_banks, MAX_NR_BANKS);
- machine_check_poll(MCP_UC | m_fl, &all_banks);
+ machine_check_poll(MCP_UC | MCP_QUEUE_LOG | m_fl, &all_banks);
cr4_set_bits(X86_CR4_MCE);