From: Brian Gerst Date: Thu, 23 Jan 2025 19:07:46 +0000 (-0500) Subject: percpu: Remove __per_cpu_load X-Git-Tag: v6.15-rc1~216^2~86^2~18 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=4b00c1160a13d8bf7297ebf49ec07a84e1f41132;p=thirdparty%2Fkernel%2Flinux.git percpu: Remove __per_cpu_load __per_cpu_load is now always equal to __per_cpu_start. Signed-off-by: Brian Gerst Signed-off-by: Ingo Molnar Reviewed-by: Ard Biesheuvel Cc: Linus Torvalds Link: https://lore.kernel.org/r/20250123190747.745588-15-brgerst@gmail.com --- diff --git a/include/asm-generic/sections.h b/include/asm-generic/sections.h index c768de6f19a9a..0755bc39b0d80 100644 --- a/include/asm-generic/sections.h +++ b/include/asm-generic/sections.h @@ -39,7 +39,7 @@ extern char __init_begin[], __init_end[]; extern char _sinittext[], _einittext[]; extern char __start_ro_after_init[], __end_ro_after_init[]; extern char _end[]; -extern char __per_cpu_load[], __per_cpu_start[], __per_cpu_end[]; +extern char __per_cpu_start[], __per_cpu_end[]; extern char __kprobes_text_start[], __kprobes_text_end[]; extern char __entry_text_start[], __entry_text_end[]; extern char __start_rodata[], __end_rodata[]; diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index e25a8aeee29c4..92fc06f7da742 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -1084,7 +1084,6 @@ defined(CONFIG_AUTOFDO_CLANG) || defined(CONFIG_PROPELLER_CLANG) #define PERCPU_SECTION(cacheline) \ . = ALIGN(PAGE_SIZE); \ .data..percpu : AT(ADDR(.data..percpu) - LOAD_OFFSET) { \ - __per_cpu_load = .; \ PERCPU_INPUT(cacheline) \ } diff --git a/mm/percpu.c b/mm/percpu.c index ac61e3fc5f151..7b5835356d1e1 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -3071,7 +3071,7 @@ int __init pcpu_embed_first_chunk(size_t reserved_size, size_t dyn_size, continue; } /* copy and return the unused part */ - memcpy(ptr, __per_cpu_load, ai->static_size); + memcpy(ptr, __per_cpu_start, ai->static_size); pcpu_fc_free(ptr + size_sum, ai->unit_size - size_sum); } } @@ -3240,7 +3240,7 @@ int __init pcpu_page_first_chunk(size_t reserved_size, pcpu_fc_cpu_to_node_fn_t flush_cache_vmap_early(unit_addr, unit_addr + ai->unit_size); /* copy static data */ - memcpy((void *)unit_addr, __per_cpu_load, ai->static_size); + memcpy((void *)unit_addr, __per_cpu_start, ai->static_size); } /* we're ready, commit */