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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <176570146306.498.1750999166966277476.tip-bot2@tip-bot2>
Date: Sun, 14 Dec 2025 08:37:43 -0000
From: "tip-bot2 for Ingo Molnar" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Ingo Molnar <mingo@...nel.org>, "H . Peter Anvin" <hpa@...or.com>,
 Andy Shevchenko <andy@...nel.org>, Arnd Bergmann <arnd@...nel.org>,
 David Woodhouse <dwmw@...zon.co.uk>, Juergen Gross <jgross@...e.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>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject: [tip: x86/boot] x86/boot/e820: Make the field separator space
 character part of e820_print_type()

The following commit has been merged into the x86/boot branch of tip:

Commit-ID:     c87f94477740f35aafc208c85da784087c94a46e
Gitweb:        https://git.kernel.org/tip/c87f94477740f35aafc208c85da784087c94a46e
Author:        Ingo Molnar <mingo@...nel.org>
AuthorDate:    Thu, 15 May 2025 14:05:22 +02:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Sun, 14 Dec 2025 09:19:37 +01:00

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: H . Peter Anvin <hpa@...or.com>
Cc: Andy Shevchenko <andy@...nel.org>
Cc: Arnd Bergmann <arnd@...nel.org>
Cc: David Woodhouse <dwmw@...zon.co.uk>
Cc: Juergen Gross <jgross@...e.com>
Cc: Kees Cook <keescook@...omium.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Mike Rapoport <rppt@...nel.org>
Cc: Paul Menzel <pmenzel@...gen.mpg.de>
Cc: Peter Zijlstra <peterz@...radead.org>
Link: https://patch.msgid.link/20250515120549.2820541-7-mingo@kernel.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 460645d..5800153 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -188,15 +188,15 @@ 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;
 	}
 }
 
@@ -492,9 +492,9 @@ __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");
 
@@ -569,7 +569,7 @@ 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");