From 8b886d8a4db9a75c22cf7d0939f63ca811486efd Mon Sep 17 00:00:00 2001 From: Ingo Molnar Date: Thu, 15 May 2025 14:05:42 +0200 Subject: x86/boot/e820: Remove e820__range_remove()'s unused return parameter None of the usage sites make use of the 'real_removed_size' return parameter of e820__range_remove(), and it's hard to contemplate much constructive use: E820 maps can have holes, and removing a fixed range may result in removal of any number of bytes from 0 to the requested size. So remove this pointless calculation. This simplifies the function a bit: text data bss dec hex filename 7645 44072 0 51717 ca05 e820.o.before 7597 44072 0 51669 c9d5 e820.o.after Signed-off-by: Ingo Molnar Cc: H . Peter Anvin Cc: Andy Shevchenko Cc: Arnd Bergmann Cc: David Woodhouse Cc: Juergen Gross Cc: Kees Cook Cc: Linus Torvalds Cc: Mike Rapoport Cc: Paul Menzel Cc: Peter Zijlstra Link: https://patch.msgid.link/20250515120549.2820541-27-mingo@kernel.org --- arch/x86/include/asm/e820/api.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/x86/include') diff --git a/arch/x86/include/asm/e820/api.h b/arch/x86/include/asm/e820/api.h index 54427b77bc19..9cf416f7a84f 100644 --- a/arch/x86/include/asm/e820/api.h +++ b/arch/x86/include/asm/e820/api.h @@ -16,7 +16,7 @@ extern bool e820__mapped_all(u64 start, u64 end, enum e820_type type); extern void e820__range_add (u64 start, u64 size, enum e820_type type); extern u64 e820__range_update(u64 start, u64 size, enum e820_type old_type, enum e820_type new_type); -extern u64 e820__range_remove(u64 start, u64 size, enum e820_type old_type, bool check_type); +extern void e820__range_remove(u64 start, u64 size, enum e820_type old_type, bool check_type); extern u64 e820__range_update_table(struct e820_table *t, u64 start, u64 size, enum e820_type old_type, enum e820_type new_type); extern int e820__update_table(struct e820_table *table); -- cgit v1.2.3