From 6907b4564b77cd8a468716ea39dc152e48f03538 Mon Sep 17 00:00:00 2001 From: Max Filippov Date: Mon, 17 Sep 2012 05:44:57 +0400 Subject: xtensa: provide dummy gcc intrinsics __xtensa_libgcc_window_spill is needed for __builtin_return_address(1), but its libgcc implementation cannot be used as it makes a syscall. Atomic intrinsics are used by single staging driver. Signed-off-by: Max Filippov Signed-off-by: Chris Zankel --- arch/xtensa/kernel/xtensa_ksyms.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'arch/xtensa') diff --git a/arch/xtensa/kernel/xtensa_ksyms.c b/arch/xtensa/kernel/xtensa_ksyms.c index 88fe2f2f376d..a8b9f1fd1e17 100644 --- a/arch/xtensa/kernel/xtensa_ksyms.c +++ b/arch/xtensa/kernel/xtensa_ksyms.c @@ -74,8 +74,25 @@ EXPORT_SYMBOL(__umodsi3); EXPORT_SYMBOL(__udivdi3); EXPORT_SYMBOL(__umoddi3); EXPORT_SYMBOL(__ucmpdi2); + +void __xtensa_libgcc_window_spill(void) +{ + BUG(); +} EXPORT_SYMBOL(__xtensa_libgcc_window_spill); +unsigned long __sync_fetch_and_and_4(unsigned long *p, unsigned long v) +{ + BUG(); +} +EXPORT_SYMBOL(__sync_fetch_and_and_4); + +unsigned long __sync_fetch_and_or_4(unsigned long *p, unsigned long v) +{ + BUG(); +} +EXPORT_SYMBOL(__sync_fetch_and_or_4); + #ifdef CONFIG_NET /* * Networking support -- cgit v1.2.3-59-g8ed1b