From: Ingo Molnar Date: Mon, 26 Jun 2006 11:56:25 +0000 (+0200) Subject: [PATCH] x86_64: x86_64-enable-large-bzImage.patch X-Git-Tag: v2.6.18-rc1~612^2~74 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3c5846470c30580bbcb4d5f2339f75a2c88cfe6e;p=linux-2.6 [PATCH] x86_64: x86_64-enable-large-bzImage.patch 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 Signed-off-by: Andi Kleen Signed-off-by: Linus Torvalds --- diff --git a/arch/x86_64/boot/tools/build.c b/arch/x86_64/boot/tools/build.c index c44f5e2ec1..eae8669170 100644 --- a/arch/x86_64/boot/tools/build.c +++ b/arch/x86_64/boot/tools/build.c @@ -149,10 +149,8 @@ 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;