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From: Borislav Petkov <bp@alien8.de>
To: X86 ML <x86@kernel.org>
Cc: Tony Luck <tony.luck@intel.com>, LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH 2/8] x86/MCE: Convert mca_config bools to a bitfield
Date: Wed, 21 Feb 2018 11:18:54 +0100	[thread overview]
Message-ID: <20180221101900.10326-3-bp@alien8.de> (raw)
In-Reply-To: <20180221101900.10326-1-bp@alien8.de>

From: Borislav Petkov <bp@suse.de>

... to save space when future flags are added.

No functionality change.

Signed-off-by: Borislav Petkov <bp@suse.de>
---
 arch/x86/kernel/cpu/mcheck/mce-internal.h | 13 ++++++++-----
 arch/x86/kernel/cpu/mcheck/mce.c          | 16 ++++++++--------
 2 files changed, 16 insertions(+), 13 deletions(-)

diff --git a/arch/x86/kernel/cpu/mcheck/mce-internal.h b/arch/x86/kernel/cpu/mcheck/mce-internal.h
index 986c8dd2d320..ceb67cd5918f 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-internal.h
+++ b/arch/x86/kernel/cpu/mcheck/mce-internal.h
@@ -116,12 +116,15 @@ static inline void mce_unregister_injector_chain(struct notifier_block *nb)	{ }
 struct mca_config {
 	bool dont_log_ce;
 	bool cmci_disabled;
-	bool lmce_disabled;
 	bool ignore_ce;
-	bool disabled;
-	bool ser;
-	bool recovery;
-	bool bios_cmci_threshold;
+
+	__u64 lmce_disabled		: 1,
+	      disabled			: 1,
+	      ser			: 1,
+	      recovery			: 1,
+	      bios_cmci_threshold	: 1,
+	      __reserved		: 59;
+
 	u8 banks;
 	s8 bootlog;
 	int tolerant;
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 75f405ac085c..9c8cb58c77f8 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -1506,7 +1506,7 @@ static int __mcheck_cpu_cap_init(void)
 		mca_cfg.rip_msr = MSR_IA32_MCG_EIP;
 
 	if (cap & MCG_SER_P)
-		mca_cfg.ser = true;
+		mca_cfg.ser = 1;
 
 	return 0;
 }
@@ -1814,12 +1814,12 @@ void mcheck_cpu_init(struct cpuinfo_x86 *c)
 		return;
 
 	if (__mcheck_cpu_cap_init() < 0 || __mcheck_cpu_apply_quirks(c) < 0) {
-		mca_cfg.disabled = true;
+		mca_cfg.disabled = 1;
 		return;
 	}
 
 	if (mce_gen_pool_init()) {
-		mca_cfg.disabled = true;
+		mca_cfg.disabled = 1;
 		pr_emerg("Couldn't allocate MCE records pool!\n");
 		return;
 	}
@@ -1897,11 +1897,11 @@ static int __init mcheck_enable(char *str)
 	if (*str == '=')
 		str++;
 	if (!strcmp(str, "off"))
-		cfg->disabled = true;
+		cfg->disabled = 1;
 	else if (!strcmp(str, "no_cmci"))
 		cfg->cmci_disabled = true;
 	else if (!strcmp(str, "no_lmce"))
-		cfg->lmce_disabled = true;
+		cfg->lmce_disabled = 1;
 	else if (!strcmp(str, "dont_log_ce"))
 		cfg->dont_log_ce = true;
 	else if (!strcmp(str, "ignore_ce"))
@@ -1909,9 +1909,9 @@ static int __init mcheck_enable(char *str)
 	else if (!strcmp(str, "bootlog") || !strcmp(str, "nobootlog"))
 		cfg->bootlog = (str[0] == 'b');
 	else if (!strcmp(str, "bios_cmci_threshold"))
-		cfg->bios_cmci_threshold = true;
+		cfg->bios_cmci_threshold = 1;
 	else if (!strcmp(str, "recovery"))
-		cfg->recovery = true;
+		cfg->recovery = 1;
 	else if (isdigit(str[0])) {
 		if (get_option(&str, &cfg->tolerant) == 2)
 			get_option(&str, &(cfg->monarch_timeout));
@@ -2376,7 +2376,7 @@ device_initcall_sync(mcheck_init_device);
  */
 static int __init mcheck_disable(char *str)
 {
-	mca_cfg.disabled = true;
+	mca_cfg.disabled = 1;
 	return 1;
 }
 __setup("nomce", mcheck_disable);
-- 
2.13.0

  parent reply	other threads:[~2018-02-21 10:19 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-21 10:18 [PATCH 0/8] x86/RAS: Some accumulated stuff Borislav Petkov
2018-02-21 10:18 ` [PATCH 1/8] x86/MCE: Put private structures and definitions into the internal header Borislav Petkov
2018-02-21 11:39   ` Ingo Molnar
2018-02-21 13:28     ` Borislav Petkov
2018-02-21 17:58   ` [tip:ras/core] x86/mce: " tip-bot for Borislav Petkov
2018-02-21 10:18 ` Borislav Petkov [this message]
2018-02-21 17:58   ` [tip:ras/core] x86/mce: Convert 'struct mca_config' bools to a bitfield tip-bot for Borislav Petkov
2018-02-21 10:18 ` [PATCH 3/8] x86/mce: Issue the mcelog --ascii message on !AMD Borislav Petkov
2018-02-21 17:59   ` [tip:ras/core] x86/mce: Issue the 'mcelog --ascii' message only " tip-bot for Borislav Petkov
2018-02-21 10:18 ` [PATCH 4/8] x86/MCE/AMD: Collect error info even if valid bits are not set Borislav Petkov
2018-02-21 17:59   ` [tip:ras/core] x86/mce/AMD: " tip-bot for Borislav Petkov
2018-02-21 10:18 ` [PATCH 5/8] x86/MCE/AMD: Pass the bank number to smca_get_bank_type() Borislav Petkov
2018-02-21 18:00   ` [tip:ras/core] x86/mce/AMD: " tip-bot for Yazen Ghannam
2018-02-21 10:18 ` [PATCH 6/8] x86/MCE/AMD, EDAC/mce_amd: Enumerate Reserved SMCA bank type Borislav Petkov
2018-02-21 18:00   ` [tip:ras/core] x86/mce/AMD, " tip-bot for Yazen Ghannam
2018-02-21 10:18 ` [PATCH 7/8] x86/MCE/AMD: Get address from already initialized block Borislav Petkov
2018-02-21 18:01   ` [tip:ras/core] x86/mce/AMD: " tip-bot for Yazen Ghannam
2018-02-21 10:19 ` [PATCH 8/8] x86/MCE/AMD: Carve out SMCA get_block_address() code Borislav Petkov

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