powerpc: EX_TABLE macro for exception tables
This macro is taken from s390, and allows more flexibility in
changing exception table format.
mpe: Put it in ppc_asm.h and only define one version using
stringinfy_in_c(). Add some empty definitions and headers to keep the
selftests happy.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
diff --git a/arch/powerpc/sysdev/tsi108_pci.c b/arch/powerpc/sysdev/tsi108_pci.c
index 57c971b7..53a16aa 100644
--- a/arch/powerpc/sysdev/tsi108_pci.c
+++ b/arch/powerpc/sysdev/tsi108_pci.c
@@ -137,10 +137,8 @@ void tsi108_clear_pci_error(u32 pci_cfg_base)
".section .fixup,\"ax\"\n" \
"3: li %0,-1\n" \
" b 2b\n" \
- ".section __ex_table,\"a\"\n" \
- " .align 2\n" \
- " .long 1b,3b\n" \
- ".text" \
+ ".previous\n" \
+ EX_TABLE(1b, 3b) \
: "=r"(x) : "r"(addr))
int