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Message-ID: <171680042301.10875.10924638422600185854.tip-bot2@tip-bot2>
Date: Mon, 27 May 2024 09:00:23 -0000
From: "tip-bot2 for Yazen Ghannam" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Yazen Ghannam <yazen.ghannam@....com>,
"Borislav Petkov (AMD)" <bp@...en8.de>, x86@...nel.org,
linux-kernel@...r.kernel.org
Subject: [tip: ras/core] x86/mce: Remove unused variable and return value in
machine_check_poll()
The following commit has been merged into the ras/core branch of tip:
Commit-ID: 5b9d292ea87c836ec47483f98344cb0e7add82fe
Gitweb: https://git.kernel.org/tip/5b9d292ea87c836ec47483f98344cb0e7add82fe
Author: Yazen Ghannam <yazen.ghannam@....com>
AuthorDate: Thu, 23 May 2024 10:56:34 -05:00
Committer: Borislav Petkov (AMD) <bp@...en8.de>
CommitterDate: Mon, 27 May 2024 10:49:25 +02:00
x86/mce: Remove unused variable and return value in machine_check_poll()
The recent CMCI storm handling rework removed the last case that checks
the return value of machine_check_poll().
Therefore the "error_seen" variable is no longer used, so remove it.
Fixes: 3ed57b41a412 ("x86/mce: Remove old CMCI storm mitigation code")
Signed-off-by: Yazen Ghannam <yazen.ghannam@....com>
Signed-off-by: Borislav Petkov (AMD) <bp@...en8.de>
Link: https://lore.kernel.org/r/20240523155641.2805411-3-yazen.ghannam@amd.com
Signed-off-by: Borislav Petkov (AMD) <bp@...en8.de>
---
arch/x86/include/asm/mce.h | 3 ++-
arch/x86/kernel/cpu/mce/core.c | 7 +------
2 files changed, 3 insertions(+), 7 deletions(-)
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index dfd2e96..3ad29b1 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -261,7 +261,8 @@ enum mcp_flags {
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);
+
+void machine_check_poll(enum mcp_flags flags, mce_banks_t *b);
int mce_notify_irq(void);
diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c
index ad0623b..b85ec7a 100644
--- a/arch/x86/kernel/cpu/mce/core.c
+++ b/arch/x86/kernel/cpu/mce/core.c
@@ -677,10 +677,9 @@ DEFINE_PER_CPU(unsigned, mce_poll_count);
* is already totally * confused. In this case it's likely it will
* not fully execute the machine check handler either.
*/
-bool machine_check_poll(enum mcp_flags flags, mce_banks_t *b)
+void machine_check_poll(enum mcp_flags flags, mce_banks_t *b)
{
struct mce_bank *mce_banks = this_cpu_ptr(mce_banks_array);
- bool error_seen = false;
struct mce m;
int i;
@@ -754,8 +753,6 @@ bool machine_check_poll(enum mcp_flags flags, mce_banks_t *b)
continue;
log_it:
- error_seen = true;
-
if (flags & MCP_DONTLOG)
goto clear_it;
@@ -787,8 +784,6 @@ clear_it:
*/
sync_core();
-
- return error_seen;
}
EXPORT_SYMBOL_GPL(machine_check_poll);
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