xen: don't include <xen/xen.h> from <asm/io.h> and <asm/dma-mapping.h>

Nothing Xen specific in these headers, which get included from a lot of code in the kernel. So prune the includes and move them to the Xen-specific files that actually use them instead. Signed-off-by: Christoph Hellwig <[email protected]> Signed-off-by: Jens Axboe <[email protected]>
chewitt · Sep 26, 2018 · 3cfa210 · 3cfa210
1 parent c39ae60
commit 3cfa210
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Showing 9 changed files with 7 additions and 7 deletions.
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
@@ -28,7 +28,6 @@
 #include <asm/byteorder.h>
 #include <asm/memory.h>
 #include <asm-generic/pci_iomap.h>
-#include <xen/xen.h>
 
 /*
  * ISA I/O bus memory addresses are 1:1 with the physical address.

diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h
@@ -31,8 +31,6 @@
 #include <asm/alternative.h>
 #include <asm/cpufeature.h>
 
-#include <xen/xen.h>
-
 /*
  * Generic IO read/write.  These perform native-endian accesses.
  */

diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
@@ -369,10 +369,6 @@ extern void __iomem *ioremap_wt(resource_size_t offset, unsigned long size);
 
 extern bool is_early_ioremap_ptep(pte_t *ptep);
 
-#ifdef CONFIG_XEN
-#include <xen/xen.h>
-#endif	/* CONFIG_XEN */
-
 #define IO_SPACE_LIMIT 0xffff
 
 #include <asm-generic/io.h>

diff --git a/arch/x86/include/asm/xen/events.h b/arch/x86/include/asm/xen/events.h
@@ -2,6 +2,8 @@
 #ifndef _ASM_X86_XEN_EVENTS_H
 #define _ASM_X86_XEN_EVENTS_H
 
+#include <xen/xen.h>
+
 enum ipi_vector {
 	XEN_RESCHEDULE_VECTOR,
 	XEN_CALL_FUNCTION_VECTOR,

diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
@@ -5,6 +5,7 @@
 #include <linux/kexec.h>
 #include <linux/slab.h>
 
+#include <xen/xen.h>
 #include <xen/features.h>
 #include <xen/page.h>
 #include <xen/interface/memory.h>

diff --git a/arch/x86/xen/enlighten_pvh.c b/arch/x86/xen/enlighten_pvh.c
@@ -11,6 +11,7 @@
 #include <asm/xen/interface.h>
 #include <asm/xen/hypercall.h>
 
+#include <xen/xen.h>
 #include <xen/interface/memory.h>
 #include <xen/interface/hvm/start_info.h>
 

diff --git a/arch/x86/xen/platform-pci-unplug.c b/arch/x86/xen/platform-pci-unplug.c
@@ -23,6 +23,7 @@
 #include <linux/io.h>
 #include <linux/export.h>
 
+#include <xen/xen.h>
 #include <xen/platform_pci.h>
 #include "xen-ops.h"
 

diff --git a/arch/x86/xen/pmu.c b/arch/x86/xen/pmu.c
@@ -3,6 +3,7 @@
 #include <linux/interrupt.h>
 
 #include <asm/xen/hypercall.h>
+#include <xen/xen.h>
 #include <xen/page.h>
 #include <xen/interface/xen.h>
 #include <xen/interface/vcpu.h>

diff --git a/drivers/xen/xen-acpi-pad.c b/drivers/xen/xen-acpi-pad.c
@@ -19,6 +19,7 @@
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/acpi.h>
+#include <xen/xen.h>
 #include <xen/interface/version.h>
 #include <xen/xen-ops.h>
 #include <asm/xen/hypercall.h>