lib: move GENERIC_IOMAP to lib/Kconfig

define GENERIC_IOMAP in a central location
instead of all architectures. This will be helpful
for the follow-up patch which makes it select
other configs. Code is also a bit shorter this way.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

1 files changed, 1 insertions, 3 deletions

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index cb9a1044a771..08af6457de72 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -75,6 +75,7 @@ config X86
         select HAVE_BPF_JIT if (X86_64 && NET)
         select CLKEVT_I8253
         select ARCH_HAVE_NMI_SAFE_CMPXCHG
+        select GENERIC_IOMAP
 
 config INSTRUCTION_DECODER
         def_bool (KPROBES || PERF_EVENTS)
@@ -140,9 +141,6 @@ config NEED_SG_DMA_LENGTH
 config GENERIC_ISA_DMA
         def_bool ISA_DMA_API
 
-config GENERIC_IOMAP
-        def_bool y
-
 config GENERIC_BUG
         def_bool y
         depends on BUG