linux-kernel - [PATCH 06/32] x86/boot/e820: Make the field separator space character part of e820_print

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Message-ID: <20250515120549.2820541-7-mingo@kernel.org>
Date: Thu, 15 May 2025 14:05:22 +0200
From: Ingo Molnar <mingo@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: Ingo Molnar <mingo@...nel.org>,
	Andy Shevchenko <andy@...nel.org>,
	Arnd Bergmann <arnd@...nel.org>,
	Borislav Petkov <bp@...en8.de>,
	Juergen Gross <jgross@...e.com>,
	"H . Peter Anvin" <hpa@...or.com>,
	Kees Cook <keescook@...omium.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Mike Rapoport <rppt@...nel.org>,
	Paul Menzel <pmenzel@...gen.mpg.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	David Woodhouse <dwmw@...zon.co.uk>
Subject: [PATCH 06/32] x86/boot/e820: Make the field separator space character part of e820_print_type()

We are going to add more columns to the E820 table printout,
so make e820_print_type()'s field separator (space character)
part of the function itself.

Signed-off-by: Ingo Molnar <mingo@...nel.org>
Cc: Andy Shevchenko <andy@...nel.org>
Cc: Arnd Bergmann <arnd@...nel.org>
Cc: David Woodhouse <dwmw@...zon.co.uk>
Cc: H. Peter Anvin <hpa@...or.com>
Cc: Kees Cook <keescook@...omium.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Mike Rapoport (Microsoft) <rppt@...nel.org>
---
 arch/x86/kernel/e820.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index c8833ac9cbf9..b5895b142707 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -187,15 +187,15 @@ void __init e820__range_add(u64 start, u64 size, enum e820_type type)
 static void __init e820_print_type(enum e820_type type)
 {
 	switch (type) {
-	case E820_TYPE_RAM:		pr_cont("usable");			break;
-	case E820_TYPE_RESERVED:	pr_cont("reserved");			break;
-	case E820_TYPE_SOFT_RESERVED:	pr_cont("soft reserved");		break;
-	case E820_TYPE_ACPI:		pr_cont("ACPI data");			break;
-	case E820_TYPE_NVS:		pr_cont("ACPI NVS");			break;
-	case E820_TYPE_UNUSABLE:	pr_cont("unusable");			break;
+	case E820_TYPE_RAM:		pr_cont(" usable");			break;
+	case E820_TYPE_RESERVED:	pr_cont(" reserved");			break;
+	case E820_TYPE_SOFT_RESERVED:	pr_cont(" soft reserved");		break;
+	case E820_TYPE_ACPI:		pr_cont(" ACPI data");			break;
+	case E820_TYPE_NVS:		pr_cont(" ACPI NVS");			break;
+	case E820_TYPE_UNUSABLE:	pr_cont(" unusable");			break;
 	case E820_TYPE_PMEM:		/* Fall through: */
-	case E820_TYPE_PRAM:		pr_cont("persistent (type %u)", type);	break;
-	default:			pr_cont("type %u", type);		break;
+	case E820_TYPE_PRAM:		pr_cont(" persistent (type %u)", type);	break;
+	default:			pr_cont(" type %u", type);		break;
 	}
 }
 
@@ -491,9 +491,9 @@ __e820__range_update(struct e820_table *table, u64 start, u64 size, enum e820_ty
 		size = ULLONG_MAX - start;
 
 	end = start + size;
-	printk(KERN_DEBUG "e820: update [mem %#010Lx-%#010Lx] ", start, end - 1);
+	printk(KERN_DEBUG "e820: update [mem %#010Lx-%#010Lx]", start, end - 1);
 	e820_print_type(old_type);
-	pr_cont(" ==> ");
+	pr_cont(" ==>");
 	e820_print_type(new_type);
 	pr_cont("\n");
 
@@ -568,7 +568,7 @@ u64 __init e820__range_remove(u64 start, u64 size, enum e820_type old_type, bool
 		size = ULLONG_MAX - start;
 
 	end = start + size;
-	printk(KERN_DEBUG "e820: remove [mem %#010Lx-%#010Lx] ", start, end - 1);
+	printk(KERN_DEBUG "e820: remove [mem %#010Lx-%#010Lx]", start, end - 1);
 	if (check_type)
 		e820_print_type(old_type);
 	pr_cont("\n");
-- 
2.45.2