linux-kernel - [tip: x86/boot] x86/boot/e820: Simplify e820__print

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Message-ID: <176570146755.498.12934680374636966961.tip-bot2@tip-bot2>
Date: Sun, 14 Dec 2025 08:37:47 -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: Simplify e820__print_table() a bit

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

Commit-ID:     0bb4a8bdbd22fda17660fdd4c086adaf4970239b
Gitweb:        https://git.kernel.org/tip/0bb4a8bdbd22fda17660fdd4c086adaf4970239b
Author:        Ingo Molnar <mingo@...nel.org>
AuthorDate:    Thu, 15 May 2025 14:05:18 +02:00
Committer:     Ingo Molnar <mingo@...nel.org>
CommitterDate: Sun, 14 Dec 2025 09:19:36 +01:00

x86/boot/e820: Simplify e820__print_table() a bit

Introduce 'entry' for the current table entry and shorten
repetitious use of e820_table->entries[i].

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/20250515120549.2820541-3-mingo@kernel.org
---
 arch/x86/kernel/e820.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index 4c3159d..cf2eb39 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -205,12 +205,14 @@ void __init e820__print_table(char *who)
 	int i;

 	for (i = 0; i < e820_table->nr_entries; i++) {
+		struct e820_entry *entry = e820_table->entries + i;
+
 		pr_info("%s: [mem %#018Lx-%#018Lx] ",
 			who,
-			e820_table->entries[i].addr,
-			e820_table->entries[i].addr + e820_table->entries[i].size - 1);
+			entry->addr,
+			entry->addr + entry->size-1);

-		e820_print_type(e820_table->entries[i].type);
+		e820_print_type(entry->type);
 		pr_cont("\n");
 	}
 }