[tip: x86/boot] x86/boot/e820: Simplify e820__print_table() a bit

From: tip-bot2 for Ingo Molnar

Date: Sun Dec 14 2025 - 03:37:51 EST


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@xxxxxxxxxx>
AuthorDate: Thu, 15 May 2025 14:05:18 +02:00
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
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@xxxxxxxxxx>
Cc: H . Peter Anvin <hpa@xxxxxxxxx>
Cc: Andy Shevchenko <andy@xxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxxxx>
Cc: David Woodhouse <dwmw@xxxxxxxxxxxx>
Cc: Juergen Gross <jgross@xxxxxxxx>
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>
Link: https://patch.msgid.link/20250515120549.2820541-3-mingo@xxxxxxxxxx
---
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");
}
}