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Diffstat (limited to 'arch/x86/entry/syscalls/syscalltbl.sh')
-rw-r--r--arch/x86/entry/syscalls/syscalltbl.sh14
1 files changed, 13 insertions, 1 deletions
diff --git a/arch/x86/entry/syscalls/syscalltbl.sh b/arch/x86/entry/syscalls/syscalltbl.sh
index d71ef4bd3615..94fcd1951aca 100644
--- a/arch/x86/entry/syscalls/syscalltbl.sh
+++ b/arch/x86/entry/syscalls/syscalltbl.sh
@@ -25,15 +25,27 @@ emit() {
nr="$2"
entry="$3"
compat="$4"
+ umlentry=""
if [ "$abi" = "64" -a -n "$compat" ]; then
echo "a compat entry for a 64-bit syscall makes no sense" >&2
exit 1
fi
+ # For CONFIG_UML, we need to strip the __x64_sys prefix
+ if [ "$abi" = "64" -a "${entry}" != "${entry#__x64_sys}" ]; then
+ umlentry="sys${entry#__x64_sys}"
+ fi
+
if [ -z "$compat" ]; then
- if [ -n "$entry" ]; then
+ if [ -n "$entry" -a -z "$umlentry" ]; then
syscall_macro "$abi" "$nr" "$entry"
+ elif [ -n "$umlentry" ]; then # implies -n "$entry"
+ echo "#ifdef CONFIG_X86"
+ syscall_macro "$abi" "$nr" "$entry"
+ echo "#else /* CONFIG_UML */"
+ syscall_macro "$abi" "$nr" "$umlentry"
+ echo "#endif"
fi
else
echo "#ifdef CONFIG_X86_32"