Messages in this thread Patch in this message | | | Date | Wed, 19 Apr 2006 08:30:56 +0200 | From | Ingo Molnar <> | Subject | [patch] x86_64-enable-large-bzImage.patch |
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From: Ingo Molnar <mingo@elte.hu>
enable large bzImages on x86_64. (fix is from x86's build.c) Using this patch i have successfully built and booted an allyesconfig 13MB+ bzImage on x86_64 too:
$ size64 vmlinux text data bss dec hex filename 23444831 8202642 3439360 35086833 21761f1 vmlinux
-rw-rw-r-- 1 mingo mingo 13121740 Apr 19 09:32 arch/x86_64/boot/bzImage
Signed-off-by: Ingo Molnar <mingo@elte.hu>
----
arch/x86_64/boot/tools/build.c | 9 ++++----- 1 files changed, 4 insertions(+), 5 deletions(-)
Index: linux/arch/x86_64/boot/tools/build.c =================================================================== --- linux.orig/arch/x86_64/boot/tools/build.c +++ linux/arch/x86_64/boot/tools/build.c @@ -149,10 +150,8 @@ int main(int argc, char ** argv) sz = sb.st_size; fprintf (stderr, "System is %d kB\n", sz/1024); sys_size = (sz + 15) / 16; - /* 0x40000*16 = 4.0 MB, reasonable estimate for the current maximum */ - if (sys_size > (is_big_kernel ? 0x40000 : DEF_SYSSIZE)) - die("System is too big. Try using %smodules.", - is_big_kernel ? "" : "bzImage or "); + if (!is_big_kernel && sys_size > DEF_SYSSIZE) + die("System is too big. Try using bzImage or modules."); while (sz > 0) { int l, n; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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