unless ($disabled{ktls}) {
$config{ktls}="";
+ my $cc = $config{CROSS_COMPILE}.$config{CC};
if ($target =~ m/^linux/) {
- my $usr = "/usr/$config{cross_compile_prefix}";
- chop($usr);
- if ($config{cross_compile_prefix} eq "") {
- $usr = "/usr";
- }
- my $minver = (4 << 16) + (13 << 8) + 0;
- my @verstr = split(" ",`cat $usr/include/linux/version.h | grep LINUX_VERSION_CODE`);
-
- if ($verstr[2] < $minver) {
+ system("printf '#include <sys/types.h>\n#include <linux/tls.h>' | $cc -E - >/dev/null 2>&1");
+ if ($? != 0) {
disable('too-old-kernel', 'ktls');
}
} elsif ($target =~ m/^BSD/) {
- my $cc = $config{CROSS_COMPILE}.$config{CC};
system("printf '#include <sys/types.h>\n#include <sys/ktls.h>' | $cc -E - >/dev/null 2>&1");
if ($? != 0) {
disable('too-old-freebsd', 'ktls');