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authorJean-Paul Saman <jean-paul.saman@nxp.com>2007-02-10 10:44:44 +0100
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-11 19:51:25 +0100
commit67d38229dfa64cf9a75f83746dde345f47bbd8dc (patch)
tree36ecb1005e79616e4d1274e1c0ebf793125aeb38 /arch/x86_64/kernel
parent[PATCH] disable init/initramfs.c (diff)
downloadlinux-67d38229dfa64cf9a75f83746dde345f47bbd8dc.tar.xz
linux-67d38229dfa64cf9a75f83746dde345f47bbd8dc.zip
[PATCH] disable init/initramfs.c: architectures
Update all arch/*/kernel/vmlinux.lds.S to not include space for initramfs when CONFIG_BLK_DEV_INITRAMFS is not selected. This saves another 4 kbytes on most platfoms (some reserve PAGE_SIZE for initramfs). Signed-off-by: Jean-Paul Saman <jean-paul.saman@nxp.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: <linux-arch@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86_64/kernel')
-rw-r--r--arch/x86_64/kernel/vmlinux.lds.S4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/vmlinux.lds.S b/arch/x86_64/kernel/vmlinux.lds.S
index 1e54ddf2338d..c360c4225244 100644
--- a/arch/x86_64/kernel/vmlinux.lds.S
+++ b/arch/x86_64/kernel/vmlinux.lds.S
@@ -192,10 +192,14 @@ SECTIONS
from .altinstructions and .eh_frame */
.exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { *(.exit.text) }
.exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { *(.exit.data) }
+
+#ifdef CONFIG_BLK_DEV_INITRD
. = ALIGN(4096);
__initramfs_start = .;
.init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) { *(.init.ramfs) }
__initramfs_end = .;
+#endif
+
. = ALIGN(CONFIG_X86_L1_CACHE_BYTES);
__per_cpu_start = .;
.data.percpu : AT(ADDR(.data.percpu) - LOAD_OFFSET) { *(.data.percpu) }