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authorChristoph Hellwig <hch@lst.de>2020-06-07 21:41:42 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-08 11:05:57 -0700
commite0cf615d725cb3b69f0bdf1d8afdd4d4c31b4fd1 (patch)
tree546d62b3c8e3ca0668e3b7ae4391c2424744852f
parent92a73bd29ad0a31cfa9241e86a557252ac77b217 (diff)
downloadlwn-e0cf615d725cb3b69f0bdf1d8afdd4d4c31b4fd1.tar.gz
lwn-e0cf615d725cb3b69f0bdf1d8afdd4d4c31b4fd1.zip
asm-generic: don't include <linux/mm.h> in cacheflush.h
This seems to lead to some crazy include loops when using asm-generic/cacheflush.h on more architectures, so leave it to the arch header for now. [hch@lst.de: fix warning] Link: http://lkml.kernel.org/r/20200520173520.GA11199@lst.de Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Cc: Will Deacon <will@kernel.org> Cc: Nick Piggin <npiggin@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Jeff Dike <jdike@addtoit.com> Cc: Richard Weinberger <richard@nod.at> Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: Borislav Petkov <bp@alien8.de> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Vishal Verma <vishal.l.verma@intel.com> Cc: Dave Jiang <dave.jiang@intel.com> Cc: Keith Busch <keith.busch@intel.com> Cc: Ira Weiny <ira.weiny@intel.com> Cc: Arnd Bergmann <arnd@arndb.de> Link: http://lkml.kernel.org/r/20200515143646.3857579-7-hch@lst.de Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/um/include/asm/tlb.h2
-rw-r--r--arch/x86/include/asm/cacheflush.h2
-rw-r--r--drivers/media/platform/omap3isp/ispvideo.c2
-rw-r--r--drivers/nvdimm/pmem.c3
-rw-r--r--include/asm-generic/cacheflush.h3
5 files changed, 7 insertions, 5 deletions
diff --git a/arch/um/include/asm/tlb.h b/arch/um/include/asm/tlb.h
index 70ee60383900..ff9c62828962 100644
--- a/arch/um/include/asm/tlb.h
+++ b/arch/um/include/asm/tlb.h
@@ -2,6 +2,8 @@
#ifndef __UM_TLB_H
#define __UM_TLB_H
+#include <linux/mm.h>
+
#include <asm/tlbflush.h>
#include <asm-generic/cacheflush.h>
#include <asm-generic/tlb.h>
diff --git a/arch/x86/include/asm/cacheflush.h b/arch/x86/include/asm/cacheflush.h
index 63feaf2a5f93..b192d917a6d0 100644
--- a/arch/x86/include/asm/cacheflush.h
+++ b/arch/x86/include/asm/cacheflush.h
@@ -2,6 +2,8 @@
#ifndef _ASM_X86_CACHEFLUSH_H
#define _ASM_X86_CACHEFLUSH_H
+#include <linux/mm.h>
+
/* Caches aren't brain-dead on the intel. */
#include <asm-generic/cacheflush.h>
#include <asm/special_insns.h>
diff --git a/drivers/media/platform/omap3isp/ispvideo.c b/drivers/media/platform/omap3isp/ispvideo.c
index 6f769c527fae..10c214bd0903 100644
--- a/drivers/media/platform/omap3isp/ispvideo.c
+++ b/drivers/media/platform/omap3isp/ispvideo.c
@@ -10,7 +10,6 @@
* Sakari Ailus <sakari.ailus@iki.fi>
*/
-#include <asm/cacheflush.h>
#include <linux/clk.h>
#include <linux/mm.h>
#include <linux/module.h>
@@ -19,6 +18,7 @@
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
+#include <asm/cacheflush.h>
#include <media/v4l2-dev.h>
#include <media/v4l2-ioctl.h>
diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 97f948f8f4e6..d1ecd6da11a2 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -7,7 +7,6 @@
* Copyright (c) 2015, Boaz Harrosh <boaz@plexistor.com>.
*/
-#include <asm/cacheflush.h>
#include <linux/blkdev.h>
#include <linux/hdreg.h>
#include <linux/init.h>
@@ -25,6 +24,8 @@
#include <linux/dax.h>
#include <linux/nd.h>
#include <linux/backing-dev.h>
+#include <linux/mm.h>
+#include <asm/cacheflush.h>
#include "pmem.h"
#include "pfn.h"
#include "nd.h"
diff --git a/include/asm-generic/cacheflush.h b/include/asm-generic/cacheflush.h
index 906277492ec5..bf9bb83e9fc8 100644
--- a/include/asm-generic/cacheflush.h
+++ b/include/asm-generic/cacheflush.h
@@ -2,9 +2,6 @@
#ifndef _ASM_GENERIC_CACHEFLUSH_H
#define _ASM_GENERIC_CACHEFLUSH_H
-/* Keep includes the same across arches. */
-#include <linux/mm.h>
-
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
/*