[tip: x86/boot] x86/boot/e820: Improve e820_print_type() messages

[tip-bot2 for Ingo Molnar]

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

Commit-ID:     4a7a13e04c0528771e5006cd781934f7bc4f8fa0
Gitweb:        https://git.kernel.org/tip/4a7a13e04c0528771e5006cd781934f7bc4f8fa0
Author:        Ingo Molnar <mingo@xxxxxxxxxx>
AuthorDate:    Thu, 15 May 2025 14:05:29 +02:00
Committer:     Ingo Molnar <mingo@xxxxxxxxxx>
CommitterDate: Sun, 14 Dec 2025 09:19:39 +01:00

x86/boot/e820: Improve e820_print_type() messages

For E820_TYPE_RESERVED, print:

  'reserved'  -> 'device reserved'

For E820_TYPE_PRAM and E820_TYPE_PMEM:

  'persistent' -> 'persistent RAM'

Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Andy Shevchenko <andy@xxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Juergen Gross <jgross@xxxxxxxx>
Cc: "H . Peter Anvin" <hpa@xxxxxxxxx>
Cc: Kees Cook <keescook@xxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Mike Rapoport <rppt@xxxxxxxxxx>
Cc: Paul Menzel <pmenzel@xxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: David Woodhouse <dwmw@xxxxxxxxxxxx>
Link: https://patch.msgid.link/20250515120549.2820541-14-mingo@xxxxxxxxxx
---
 arch/x86/kernel/e820.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 0316a18..0c3f12f 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(" System RAM");			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(" System RAM");				break;
+	case E820_TYPE_RESERVED:	pr_cont(" device 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 RAM (type %u)", type);	break;
+	default:			pr_cont(" type %u", type);			break;
 	}
 }