Messages in this thread Patch in this message | | | Subject | [PATCH] lguest: clean up some l"references .init.text" warnings | From | Rusty Russell <> | Date | Thu, 22 Mar 2007 13:57:23 +1100 |
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Thanks to Andrew for pointing these out.
This patch moves the parvirtprobe section into .init.data: it's only used in very very early boot, and for similar reasons, puts lguest_maybe_init and lguest_memory_setup in init.text.
As well as fixing some warnings, this frees up a tiny bit more memory.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
diff -r ecec388180b2 arch/i386/kernel/vmlinux.lds.S --- a/arch/i386/kernel/vmlinux.lds.S Mon Mar 19 14:58:08 2007 +1100 +++ b/arch/i386/kernel/vmlinux.lds.S Tue Mar 20 12:10:39 2007 +1100 @@ -81,12 +81,6 @@ SECTIONS CONSTRUCTORS } :data - .paravirtprobe : AT(ADDR(.paravirtprobe) - LOAD_OFFSET) { - __start_paravirtprobe = .; - *(.paravirtprobe) - __stop_paravirtprobe = .; - } - . = ALIGN(4096); .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) { __nosave_begin = .; @@ -151,7 +145,12 @@ SECTIONS *(.init.text) _einittext = .; } - .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) { *(.init.data) } + .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) { + *(.init.data) + __start_paravirtprobe = .; + *(.paravirtprobe) + __stop_paravirtprobe = .; + } . = ALIGN(16); .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) { __setup_start = .; diff -r ecec388180b2 arch/i386/lguest/lguest.c --- a/arch/i386/lguest/lguest.c Mon Mar 19 14:58:08 2007 +1100 +++ b/arch/i386/lguest/lguest.c Tue Mar 20 11:34:07 2007 +1100 @@ -136,7 +136,7 @@ static struct notifier_block paniced = { .notifier_call = lguest_panic }; -static char *lguest_memory_setup(void) +static __init char *lguest_memory_setup(void) { /* We do this here because lockcheck barfs if before start_kernel */ atomic_notifier_chain_register(&panic_notifier_list, &paniced); @@ -549,7 +549,8 @@ static __attribute_used__ __init void lg start_kernel(); } -asm("lguest_maybe_init:\n" +asm(".section .init.text\n" + "lguest_maybe_init:\n" " cmpl $"__stringify(LGUEST_MAGIC_EBP)", %ebp\n" " jne 1f\n" " cmpl $"__stringify(LGUEST_MAGIC_EDI)", %edi\n"
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