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 <[EMAIL PROTECTED]>
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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