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Hi,
the patch fixes the noexec= boot option on x86_64 to actually work when other
options come after it.
Credits (if any ;)) should go to Matt Zimmerman and Colin Watson for spotting
the problem and providing/testing the fix.
Best Regards,
Fabio
diff -urNad linux-source-2.6.10-2.6.10/arch/x86_64/kernel/setup64.c
/usr/src/dpatchtemp/dpep.fC5FuB/linux-source-2.6.10-2.6.10/arch/x86_64/kernel/setup64.c
- --- linux-source-2.6.10-2.6.10/arch/x86_64/kernel/setup64.c 2005-02-04
09:16:07.000000000 +0100
+++
/usr/src/dpatchtemp/dpep.fC5FuB/linux-source-2.6.10-2.6.10/arch/x86_64/kernel/setup64.c
2005-02-04 09:17:29.832897272 +0100
@@ -52,10 +52,10 @@
*/
void __init nonx_setup(const char *str)
{
- - if (!strcmp(str, "on")) {
+ if (!strncmp(str, "on", 2)) {
__supported_pte_mask |= _PAGE_NX;
do_not_nx = 0;
- - } else if (!strcmp(str, "off")) {
+ } else if (!strncmp(str, "off", 3)) {
do_not_nx = 1;
__supported_pte_mask &= ~_PAGE_NX;
}
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