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Date: Mon, 6 Feb 2017 14:28:21 +0100
From: Ingo Molnar <mingo@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: Andrew Morton <akpm@...ux-foundation.org>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Mike Galbraith <efault@....de>,
Oleg Nesterov <oleg@...hat.com>,
Peter Zijlstra <peterz@...radead.org>,
Thomas Gleixner <tglx@...utronix.de>
Subject: [PATCH 18/89] sched/core: Move task->mm handling methods to <linux/sched/mm.h>
Move the following task->mm helper APIs into a new header file,
<linux/sched/mm.h>, to further reduce the size and complexity
of <linux/sched.h>:
# mm_alloc():
arch/arm/mach-rpc/ecard.c
fs/exec.c
include/linux/sched/mm.h
kernel/fork.c
# __mmdrop():
arch/arc/include/asm/mmu_context.h
include/linux/sched/mm.h
kernel/fork.c
# mmdrop():
arch/arm/mach-rpc/ecard.c
arch/m68k/sun3/mmu_emu.c
arch/x86/mm/tlb.c
drivers/gpu/drm/amd/amdkfd/kfd_process.c
drivers/gpu/drm/i915/i915_gem_userptr.c
drivers/infiniband/hw/hfi1/file_ops.c
drivers/vfio/vfio_iommu_spapr_tce.c
fs/exec.c
fs/proc/base.c
fs/proc/task_mmu.c
fs/proc/task_nommu.c
fs/userfaultfd.c
include/linux/mmu_notifier.h
include/linux/sched/mm.h
kernel/fork.c
kernel/futex.c
kernel/sched/core.c
mm/khugepaged.c
mm/ksm.c
mm/mmu_context.c
mm/mmu_notifier.c
mm/oom_kill.c
virt/kvm/kvm_main.c
# mmdrop_async_fn():
include/linux/sched/mm.h
# mmdrop_async():
include/linux/sched/mm.h
kernel/fork.c
# mmget_not_zero():
fs/userfaultfd.c
include/linux/sched/mm.h
mm/oom_kill.c
# mmput():
arch/arc/include/asm/mmu_context.h
arch/arc/kernel/troubleshoot.c
arch/frv/mm/mmu-context.c
arch/powerpc/platforms/cell/spufs/context.c
arch/sparc/include/asm/mmu_context_32.h
drivers/android/binder.c
drivers/gpu/drm/etnaviv/etnaviv_gem.c
drivers/gpu/drm/i915/i915_gem_userptr.c
drivers/infiniband/core/umem.c
drivers/infiniband/core/umem_odp.c
drivers/infiniband/core/uverbs_main.c
drivers/infiniband/hw/mlx4/main.c
drivers/infiniband/hw/mlx5/main.c
drivers/infiniband/hw/usnic/usnic_uiom.c
drivers/iommu/amd_iommu_v2.c
drivers/iommu/intel-svm.c
drivers/lguest/lguest_user.c
drivers/misc/cxl/fault.c
drivers/misc/mic/scif/scif_rma.c
drivers/oprofile/buffer_sync.c
drivers/vfio/vfio_iommu_type1.c
drivers/vhost/vhost.c
drivers/xen/gntdev.c
fs/exec.c
fs/proc/array.c
fs/proc/base.c
fs/proc/task_mmu.c
fs/proc/task_nommu.c
fs/userfaultfd.c
include/linux/sched/mm.h
kernel/cpuset.c
kernel/events/core.c
kernel/events/uprobes.c
kernel/exit.c
kernel/fork.c
kernel/ptrace.c
kernel/sys.c
kernel/trace/trace_output.c
kernel/tsacct.c
mm/memcontrol.c
mm/memory.c
mm/mempolicy.c
mm/migrate.c
mm/mmu_notifier.c
mm/nommu.c
mm/oom_kill.c
mm/process_vm_access.c
mm/rmap.c
mm/swapfile.c
mm/util.c
virt/kvm/async_pf.c
# mmput_async():
include/linux/sched/mm.h
kernel/fork.c
mm/oom_kill.c
# get_task_mm():
arch/arc/kernel/troubleshoot.c
arch/powerpc/platforms/cell/spufs/context.c
drivers/android/binder.c
drivers/gpu/drm/etnaviv/etnaviv_gem.c
drivers/infiniband/core/umem.c
drivers/infiniband/core/umem_odp.c
drivers/infiniband/hw/mlx4/main.c
drivers/infiniband/hw/mlx5/main.c
drivers/infiniband/hw/usnic/usnic_uiom.c
drivers/iommu/amd_iommu_v2.c
drivers/iommu/intel-svm.c
drivers/lguest/lguest_user.c
drivers/misc/cxl/fault.c
drivers/misc/mic/scif/scif_rma.c
drivers/oprofile/buffer_sync.c
drivers/vfio/vfio_iommu_type1.c
drivers/vhost/vhost.c
drivers/xen/gntdev.c
fs/proc/array.c
fs/proc/base.c
fs/proc/task_mmu.c
include/linux/sched/mm.h
kernel/cpuset.c
kernel/events/core.c
kernel/exit.c
kernel/fork.c
kernel/ptrace.c
kernel/sys.c
kernel/trace/trace_output.c
kernel/tsacct.c
mm/memcontrol.c
mm/memory.c
mm/mempolicy.c
mm/migrate.c
mm/mmu_notifier.c
mm/nommu.c
mm/util.c
# mm_access():
fs/proc/base.c
include/linux/sched/mm.h
kernel/fork.c
mm/process_vm_access.c
# mm_release():
arch/arc/include/asm/mmu_context.h
fs/exec.c
include/linux/sched/mm.h
include/uapi/linux/sched.h
kernel/exit.c
kernel/fork.c
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Mike Galbraith <efault@....de>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: linux-kernel@...r.kernel.org
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
arch/arc/include/asm/mmu_context.h | 1 +
arch/arc/kernel/troubleshoot.c | 2 ++
arch/arm/mach-rpc/ecard.c | 1 +
arch/frv/mm/mmu-context.c | 1 +
arch/m68k/sun3/mmu_emu.c | 1 +
arch/powerpc/platforms/cell/spufs/context.c | 2 ++
drivers/android/binder.c | 1 +
drivers/gpu/drm/amd/amdkfd/kfd_process.c | 1 +
drivers/gpu/drm/etnaviv/etnaviv_gem.c | 1 +
drivers/gpu/drm/i915/i915_gem_userptr.c | 1 +
drivers/infiniband/core/umem.c | 1 +
drivers/infiniband/core/umem_odp.c | 1 +
drivers/infiniband/hw/hfi1/file_ops.c | 1 +
drivers/infiniband/hw/mlx4/main.c | 2 ++
drivers/infiniband/hw/mlx5/main.c | 1 +
drivers/infiniband/hw/usnic/usnic_uiom.c | 1 +
drivers/iommu/amd_iommu_v2.c | 1 +
drivers/iommu/intel-svm.c | 1 +
drivers/lguest/lguest_user.c | 1 +
drivers/misc/cxl/fault.c | 1 +
drivers/misc/mic/scif/scif_rma.c | 2 ++
drivers/oprofile/buffer_sync.c | 1 +
drivers/vfio/vfio_iommu_spapr_tce.c | 2 ++
drivers/vfio/vfio_iommu_type1.c | 1 +
drivers/vhost/vhost.c | 1 +
drivers/xen/gntdev.c | 1 +
fs/exec.c | 1 +
fs/proc/array.c | 1 +
fs/proc/base.c | 1 +
fs/proc/task_mmu.c | 1 +
fs/proc/task_nommu.c | 2 ++
fs/userfaultfd.c | 1 +
include/linux/sched.h | 52 -------------------------------------------
include/linux/sched/mm.h | 59 +++++++++++++++++++++++++++++++++++++++++++++++++
kernel/cpuset.c | 1 +
kernel/events/core.c | 1 +
kernel/events/uprobes.c | 1 +
kernel/exit.c | 1 +
kernel/fork.c | 1 +
kernel/futex.c | 1 +
kernel/ptrace.c | 1 +
kernel/sched/sched.h | 1 +
kernel/sys.c | 1 +
kernel/trace/trace_output.c | 1 +
kernel/tsacct.c | 1 +
mm/khugepaged.c | 1 +
mm/ksm.c | 1 +
mm/memcontrol.c | 1 +
mm/memory.c | 1 +
mm/mempolicy.c | 1 +
mm/migrate.c | 1 +
mm/mmu_context.c | 1 +
mm/mmu_notifier.c | 1 +
mm/nommu.c | 1 +
mm/oom_kill.c | 1 +
mm/process_vm_access.c | 1 +
mm/rmap.c | 1 +
mm/swapfile.c | 1 +
mm/util.c | 1 +
virt/kvm/async_pf.c | 1 +
virt/kvm/kvm_main.c | 1 +
61 files changed, 124 insertions(+), 52 deletions(-)
diff --git a/arch/arc/include/asm/mmu_context.h b/arch/arc/include/asm/mmu_context.h
index b0b87f2447f5..64b5ebae1ae8 100644
--- a/arch/arc/include/asm/mmu_context.h
+++ b/arch/arc/include/asm/mmu_context.h
@@ -20,6 +20,7 @@
#include <asm/arcregs.h>
#include <asm/tlb.h>
+#include <linux/sched/mm.h>
#include <asm-generic/mm_hooks.h>
diff --git a/arch/arc/kernel/troubleshoot.c b/arch/arc/kernel/troubleshoot.c
index 82f9bc819f4a..0c48907f56a9 100644
--- a/arch/arc/kernel/troubleshoot.c
+++ b/arch/arc/kernel/troubleshoot.c
@@ -13,6 +13,8 @@
#include <linux/fs_struct.h>
#include <linux/proc_fs.h>
#include <linux/file.h>
+#include <linux/sched/mm.h>
+
#include <asm/arcregs.h>
#include <asm/irqflags.h>
diff --git a/arch/arm/mach-rpc/ecard.c b/arch/arm/mach-rpc/ecard.c
index dc67a7fb3831..6b279d037774 100644
--- a/arch/arm/mach-rpc/ecard.c
+++ b/arch/arm/mach-rpc/ecard.c
@@ -31,6 +31,7 @@
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/interrupt.h>
#include <linux/completion.h>
#include <linux/reboot.h>
diff --git a/arch/frv/mm/mmu-context.c b/arch/frv/mm/mmu-context.c
index 81757d55a5b5..a3b4d02de7c0 100644
--- a/arch/frv/mm/mmu-context.c
+++ b/arch/frv/mm/mmu-context.c
@@ -10,6 +10,7 @@
*/
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/mm.h>
#include <asm/tlbflush.h>
diff --git a/arch/m68k/sun3/mmu_emu.c b/arch/m68k/sun3/mmu_emu.c
index 0f95134e9b85..c06c07770c87 100644
--- a/arch/m68k/sun3/mmu_emu.c
+++ b/arch/m68k/sun3/mmu_emu.c
@@ -15,6 +15,7 @@
#include <linux/bootmem.h>
#include <linux/bitops.h>
#include <linux/module.h>
+#include <linux/sched/mm.h>
#include <asm/setup.h>
#include <asm/traps.h>
diff --git a/arch/powerpc/platforms/cell/spufs/context.c b/arch/powerpc/platforms/cell/spufs/context.c
index 3b4152faeb1f..b500b17254a0 100644
--- a/arch/powerpc/platforms/cell/spufs/context.c
+++ b/arch/powerpc/platforms/cell/spufs/context.c
@@ -25,6 +25,8 @@
#include <linux/slab.h>
#include <linux/atomic.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
+
#include <asm/spu.h>
#include <asm/spu_csa.h>
#include "spufs.h"
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index 3c71b982bf2a..6e259ad9131f 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -32,6 +32,7 @@
#include <linux/debugfs.h>
#include <linux/rbtree.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/seq_file.h>
#include <linux/uaccess.h>
#include <linux/vmalloc.h>
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
index ef7c8de7060e..771fc24dcf7c 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
@@ -23,6 +23,7 @@
#include <linux/mutex.h>
#include <linux/log2.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/slab.h>
#include <linux/amd-iommu.h>
#include <linux/notifier.h>
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.c b/drivers/gpu/drm/etnaviv/etnaviv_gem.c
index aa6e35ddc87f..fb750cfe3c12 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_gem.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.c
@@ -16,6 +16,7 @@
#include <linux/spinlock.h>
#include <linux/shmem_fs.h>
+#include <linux/sched/mm.h>
#include "etnaviv_drv.h"
#include "etnaviv_gem.h"
diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c
index d068af2ec3a3..9c9167590320 100644
--- a/drivers/gpu/drm/i915/i915_gem_userptr.c
+++ b/drivers/gpu/drm/i915/i915_gem_userptr.c
@@ -31,6 +31,7 @@
#include <linux/mmu_notifier.h>
#include <linux/mempolicy.h>
#include <linux/swap.h>
+#include <linux/sched/mm.h>
struct i915_mm_struct {
struct mm_struct *mm;
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
index 4609b921f899..e30a27b16dc4 100644
--- a/drivers/infiniband/core/umem.c
+++ b/drivers/infiniband/core/umem.c
@@ -35,6 +35,7 @@
#include <linux/mm.h>
#include <linux/dma-mapping.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/export.h>
#include <linux/hugetlb.h>
#include <linux/slab.h>
diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c
index 6b079a31dced..5d942d91af39 100644
--- a/drivers/infiniband/core/umem_odp.c
+++ b/drivers/infiniband/core/umem_odp.c
@@ -32,6 +32,7 @@
#include <linux/types.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/pid.h>
#include <linux/slab.h>
#include <linux/export.h>
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index bd786b7bd30b..d79e28d7d1f1 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -48,6 +48,7 @@
#include <linux/cdev.h>
#include <linux/vmalloc.h>
#include <linux/io.h>
+#include <linux/sched/mm.h>
#include <rdma/ib.h>
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
index 7031a8dd4d14..83bbe7d07100 100644
--- a/drivers/infiniband/hw/mlx4/main.c
+++ b/drivers/infiniband/hw/mlx4/main.c
@@ -39,6 +39,8 @@
#include <linux/inetdevice.h>
#include <linux/rtnetlink.h>
#include <linux/if_vlan.h>
+#include <linux/sched/mm.h>
+
#include <net/ipv6.h>
#include <net/addrconf.h>
#include <net/devlink.h>
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index d566f6738833..a2393b867fe8 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -41,6 +41,7 @@
#include <asm/pat.h>
#endif
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/delay.h>
#include <rdma/ib_user_verbs.h>
#include <rdma/ib_addr.h>
diff --git a/drivers/infiniband/hw/usnic/usnic_uiom.c b/drivers/infiniband/hw/usnic/usnic_uiom.c
index 1ccee6ea5bc3..ba868be5af2e 100644
--- a/drivers/infiniband/hw/usnic/usnic_uiom.c
+++ b/drivers/infiniband/hw/usnic/usnic_uiom.c
@@ -35,6 +35,7 @@
#include <linux/mm.h>
#include <linux/dma-mapping.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/hugetlb.h>
#include <linux/iommu.h>
#include <linux/workqueue.h>
diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c
index f8ed8c95b685..063343909b0d 100644
--- a/drivers/iommu/amd_iommu_v2.c
+++ b/drivers/iommu/amd_iommu_v2.c
@@ -22,6 +22,7 @@
#include <linux/profile.h>
#include <linux/module.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/iommu.h>
#include <linux/wait.h>
#include <linux/pci.h>
diff --git a/drivers/iommu/intel-svm.c b/drivers/iommu/intel-svm.c
index cb72e0011310..0173634ddcca 100644
--- a/drivers/iommu/intel-svm.c
+++ b/drivers/iommu/intel-svm.c
@@ -16,6 +16,7 @@
#include <linux/intel-iommu.h>
#include <linux/mmu_notifier.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/slab.h>
#include <linux/intel-svm.h>
#include <linux/rculist.h>
diff --git a/drivers/lguest/lguest_user.c b/drivers/lguest/lguest_user.c
index 30c60687d277..1a6787bc9386 100644
--- a/drivers/lguest/lguest_user.c
+++ b/drivers/lguest/lguest_user.c
@@ -8,6 +8,7 @@
#include <linux/miscdevice.h>
#include <linux/fs.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/file.h>
#include <linux/slab.h>
#include <linux/export.h>
diff --git a/drivers/misc/cxl/fault.c b/drivers/misc/cxl/fault.c
index 377e650a2a1d..e33011e3e7e2 100644
--- a/drivers/misc/cxl/fault.c
+++ b/drivers/misc/cxl/fault.c
@@ -9,6 +9,7 @@
#include <linux/workqueue.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/pid.h>
#include <linux/mm.h>
#include <linux/moduleparam.h>
diff --git a/drivers/misc/mic/scif/scif_rma.c b/drivers/misc/mic/scif/scif_rma.c
index f806a4471eb9..d0e9c60f944e 100644
--- a/drivers/misc/mic/scif/scif_rma.c
+++ b/drivers/misc/mic/scif/scif_rma.c
@@ -17,6 +17,8 @@
*/
#include <linux/dma_remapping.h>
#include <linux/pagemap.h>
+#include <linux/sched/mm.h>
+
#include "scif_main.h"
#include "scif_map.h"
diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c
index 642478d35e99..eb0c35994b54 100644
--- a/drivers/oprofile/buffer_sync.c
+++ b/drivers/oprofile/buffer_sync.c
@@ -31,6 +31,7 @@
#include <linux/fs.h>
#include <linux/oprofile.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/gfp.h>
#include "oprofile_stats.h"
diff --git a/drivers/vfio/vfio_iommu_spapr_tce.c b/drivers/vfio/vfio_iommu_spapr_tce.c
index 128d10282d16..65f025d79ee3 100644
--- a/drivers/vfio/vfio_iommu_spapr_tce.c
+++ b/drivers/vfio/vfio_iommu_spapr_tce.c
@@ -20,6 +20,8 @@
#include <linux/err.h>
#include <linux/vfio.h>
#include <linux/vmalloc.h>
+#include <linux/sched/mm.h>
+
#include <asm/iommu.h>
#include <asm/tce.h>
#include <asm/mmu_context.h>
diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c
index b3cc33fa6d26..70ea7e3c40e5 100644
--- a/drivers/vfio/vfio_iommu_type1.c
+++ b/drivers/vfio/vfio_iommu_type1.c
@@ -32,6 +32,7 @@
#include <linux/mm.h>
#include <linux/rbtree.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/slab.h>
#include <linux/uaccess.h>
#include <linux/vfio.h>
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index d6432603880c..697d68d7fe20 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -27,6 +27,7 @@
#include <linux/cgroup.h>
#include <linux/module.h>
#include <linux/sort.h>
+#include <linux/sched/mm.h>
#include <linux/interval_tree_generic.h>
#include "vhost.h"
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index 2ef2b61b69df..c77a0751a311 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -32,6 +32,7 @@
#include <linux/types.h>
#include <linux/uaccess.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/spinlock.h>
#include <linux/slab.h>
#include <linux/highmem.h>
diff --git a/fs/exec.c b/fs/exec.c
index e57946610733..533052526292 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -32,6 +32,7 @@
#include <linux/swap.h>
#include <linux/string.h>
#include <linux/init.h>
+#include <linux/sched/mm.h>
#include <linux/pagemap.h>
#include <linux/perf_event.h>
#include <linux/highmem.h>
diff --git a/fs/proc/array.c b/fs/proc/array.c
index fe12b519d09b..61bea3a4ecc5 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -60,6 +60,7 @@
#include <linux/tty.h>
#include <linux/string.h>
#include <linux/mman.h>
+#include <linux/sched/mm.h>
#include <linux/proc_fs.h>
#include <linux/ioport.h>
#include <linux/uaccess.h>
diff --git a/fs/proc/base.c b/fs/proc/base.c
index c5277d3cdacd..5fae1b946d9f 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -86,6 +86,7 @@
#include <linux/fs_struct.h>
#include <linux/slab.h>
#include <linux/sched/autogroup.h>
+#include <linux/sched/mm.h>
#include <linux/flex_array.h>
#include <linux/posix-timers.h>
#ifdef CONFIG_HARDWALL
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 8f96a49178d0..48f372520322 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -11,6 +11,7 @@
#include <linux/mempolicy.h>
#include <linux/rmap.h>
#include <linux/swap.h>
+#include <linux/sched/mm.h>
#include <linux/swapops.h>
#include <linux/mmu_notifier.h>
#include <linux/page_idle.h>
diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c
index 37175621e890..cd472962f895 100644
--- a/fs/proc/task_nommu.c
+++ b/fs/proc/task_nommu.c
@@ -7,6 +7,8 @@
#include <linux/ptrace.h>
#include <linux/slab.h>
#include <linux/seq_file.h>
+#include <linux/sched/mm.h>
+
#include "internal.h"
/*
diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c
index 43953e03c356..cd94de7f7bd6 100644
--- a/fs/userfaultfd.c
+++ b/fs/userfaultfd.c
@@ -14,6 +14,7 @@
#include <linux/hashtable.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/mm.h>
#include <linux/poll.h>
#include <linux/slab.h>
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 93bb2b0b22fd..07b1e679cd5a 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -2388,58 +2388,6 @@ static inline unsigned long sigsp(unsigned long sp, struct ksignal *ksig)
return sp;
}
-/*
- * Routines for handling mm_structs
- */
-extern struct mm_struct * mm_alloc(void);
-
-/* mmdrop drops the mm and the page tables */
-extern void __mmdrop(struct mm_struct *);
-static inline void mmdrop(struct mm_struct *mm)
-{
- if (unlikely(atomic_dec_and_test(&mm->mm_count)))
- __mmdrop(mm);
-}
-
-static inline void mmdrop_async_fn(struct work_struct *work)
-{
- struct mm_struct *mm = container_of(work, struct mm_struct, async_put_work);
- __mmdrop(mm);
-}
-
-static inline void mmdrop_async(struct mm_struct *mm)
-{
- if (unlikely(atomic_dec_and_test(&mm->mm_count))) {
- INIT_WORK(&mm->async_put_work, mmdrop_async_fn);
- schedule_work(&mm->async_put_work);
- }
-}
-
-static inline bool mmget_not_zero(struct mm_struct *mm)
-{
- return atomic_inc_not_zero(&mm->mm_users);
-}
-
-/* mmput gets rid of the mappings and all user-space */
-extern void mmput(struct mm_struct *);
-#ifdef CONFIG_MMU
-/* same as above but performs the slow path from the async context. Can
- * be called from the atomic context as well
- */
-extern void mmput_async(struct mm_struct *);
-#endif
-
-/* Grab a reference to a task's mm, if it is not already going away */
-extern struct mm_struct *get_task_mm(struct task_struct *task);
-/*
- * Grab a reference to a task's mm, if it is not already going away
- * and ptrace_may_access with the mode parameter passed to it
- * succeeds.
- */
-extern struct mm_struct *mm_access(struct task_struct *task, unsigned int mode);
-/* Remove the current tasks stale references to the old mm_struct */
-extern void mm_release(struct task_struct *, struct mm_struct *);
-
#ifdef CONFIG_HAVE_COPY_THREAD_TLS
extern int copy_thread_tls(unsigned long, unsigned long, unsigned long,
struct task_struct *, unsigned long);
diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h
new file mode 100644
index 000000000000..e3a8f6ca4479
--- /dev/null
+++ b/include/linux/sched/mm.h
@@ -0,0 +1,59 @@
+#ifndef _LINUX_SCHED_MM_H
+#define _LINUX_SCHED_MM_H
+
+#include <linux/kernel.h>
+#include <linux/atomic.h>
+
+/*
+ * Routines for handling mm_structs
+ */
+extern struct mm_struct * mm_alloc(void);
+
+/* mmdrop drops the mm and the page tables */
+extern void __mmdrop(struct mm_struct *);
+static inline void mmdrop(struct mm_struct *mm)
+{
+ if (unlikely(atomic_dec_and_test(&mm->mm_count)))
+ __mmdrop(mm);
+}
+
+static inline void mmdrop_async_fn(struct work_struct *work)
+{
+ struct mm_struct *mm = container_of(work, struct mm_struct, async_put_work);
+ __mmdrop(mm);
+}
+
+static inline void mmdrop_async(struct mm_struct *mm)
+{
+ if (unlikely(atomic_dec_and_test(&mm->mm_count))) {
+ INIT_WORK(&mm->async_put_work, mmdrop_async_fn);
+ schedule_work(&mm->async_put_work);
+ }
+}
+
+static inline bool mmget_not_zero(struct mm_struct *mm)
+{
+ return atomic_inc_not_zero(&mm->mm_users);
+}
+
+/* mmput gets rid of the mappings and all user-space */
+extern void mmput(struct mm_struct *);
+#ifdef CONFIG_MMU
+/* same as above but performs the slow path from the async context. Can
+ * be called from the atomic context as well
+ */
+extern void mmput_async(struct mm_struct *);
+#endif
+
+/* Grab a reference to a task's mm, if it is not already going away */
+extern struct mm_struct *get_task_mm(struct task_struct *task);
+/*
+ * Grab a reference to a task's mm, if it is not already going away
+ * and ptrace_may_access with the mode parameter passed to it
+ * succeeds.
+ */
+extern struct mm_struct *mm_access(struct task_struct *task, unsigned int mode);
+/* Remove the current tasks stale references to the old mm_struct */
+extern void mm_release(struct task_struct *, struct mm_struct *);
+
+#endif /* _LINUX_SCHED_MM_H */
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index b3088886cd37..a5c46db2855c 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -44,6 +44,7 @@
#include <linux/proc_fs.h>
#include <linux/rcupdate.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/seq_file.h>
#include <linux/security.h>
#include <linux/slab.h>
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 70c79475966d..8671277eb94e 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -47,6 +47,7 @@
#include <linux/namei.h>
#include <linux/parser.h>
#include <linux/sched/clock.h>
+#include <linux/sched/mm.h>
#include "internal.h"
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c
index d416f3baf392..9e17a8cb85d7 100644
--- a/kernel/events/uprobes.c
+++ b/kernel/events/uprobes.c
@@ -27,6 +27,7 @@
#include <linux/pagemap.h> /* read_mapping_page */
#include <linux/slab.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/export.h>
#include <linux/rmap.h> /* anon_vma_prepare */
#include <linux/mmu_notifier.h> /* set_pte_at_notify */
diff --git a/kernel/exit.c b/kernel/exit.c
index 4c9bc6e90a45..3a8a5339713d 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -7,6 +7,7 @@
#include <linux/mm.h>
#include <linux/slab.h>
#include <linux/sched/autogroup.h>
+#include <linux/sched/mm.h>
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/capability.h>
diff --git a/kernel/fork.c b/kernel/fork.c
index 56f281adaa0e..d88370304ad3 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -13,6 +13,7 @@
#include <linux/slab.h>
#include <linux/sched/autogroup.h>
+#include <linux/sched/mm.h>
#include <linux/init.h>
#include <linux/unistd.h>
#include <linux/module.h>
diff --git a/kernel/futex.c b/kernel/futex.c
index e41472f33c73..a6d6c87c0051 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -62,6 +62,7 @@
#include <linux/ptrace.h>
#include <linux/sched/rt.h>
#include <linux/sched/wake_q.h>
+#include <linux/sched/mm.h>
#include <linux/hugetlb.h>
#include <linux/freezer.h>
#include <linux/bootmem.h>
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 49ba7c1ade9d..6fe5a2897912 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -10,6 +10,7 @@
#include <linux/capability.h>
#include <linux/export.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/errno.h>
#include <linux/mm.h>
#include <linux/highmem.h>
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 4d386461f13a..e2307a6c29f1 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -5,6 +5,7 @@
#include <linux/sched/rt.h>
#include <linux/sched/clock.h>
#include <linux/sched/wake_q.h>
+#include <linux/sched/mm.h>
#include <linux/u64_stats_sync.h>
#include <linux/sched/deadline.h>
#include <linux/kernel_stat.h>
diff --git a/kernel/sys.c b/kernel/sys.c
index b548eb9c4d1a..bcc15521b58e 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -51,6 +51,7 @@
#include <linux/sched.h>
#include <linux/sched/autogroup.h>
#include <linux/sched/loadavg.h>
+#include <linux/sched/mm.h>
#include <linux/rcupdate.h>
#include <linux/uidgid.h>
#include <linux/cred.h>
diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
index 5a9dc5bf354b..05b4b4d8a751 100644
--- a/kernel/trace/trace_output.c
+++ b/kernel/trace/trace_output.c
@@ -9,6 +9,7 @@
#include <linux/mutex.h>
#include <linux/ftrace.h>
#include <linux/sched/clock.h>
+#include <linux/sched/mm.h>
#include "trace_output.h"
diff --git a/kernel/tsacct.c b/kernel/tsacct.c
index 5c21f0535056..571a2d3821d8 100644
--- a/kernel/tsacct.c
+++ b/kernel/tsacct.c
@@ -18,6 +18,7 @@
#include <linux/kernel.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/tsacct_kern.h>
#include <linux/acct.h>
#include <linux/jiffies.h>
diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index 77ae3239c3de..ddf0a9b00d45 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -2,6 +2,7 @@
#include <linux/mm.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/mmu_notifier.h>
#include <linux/rmap.h>
#include <linux/swap.h>
diff --git a/mm/ksm.c b/mm/ksm.c
index 9ae6011a41f8..7d17469f18ac 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -19,6 +19,7 @@
#include <linux/fs.h>
#include <linux/mman.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/rwsem.h>
#include <linux/pagemap.h>
#include <linux/rmap.h>
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index b822e158b319..ee8e8e18815c 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -35,6 +35,7 @@
#include <linux/memcontrol.h>
#include <linux/cgroup.h>
#include <linux/mm.h>
+#include <linux/sched/mm.h>
#include <linux/hugetlb.h>
#include <linux/pagemap.h>
#include <linux/smp.h>
diff --git a/mm/memory.c b/mm/memory.c
index 6bf2b471e30c..da099416fed4 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -40,6 +40,7 @@
#include <linux/kernel_stat.h>
#include <linux/mm.h>
+#include <linux/sched/mm.h>
#include <linux/hugetlb.h>
#include <linux/mman.h>
#include <linux/swap.h>
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 1e7873e40c9a..90892416ed75 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -73,6 +73,7 @@
#include <linux/hugetlb.h>
#include <linux/kernel.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/nodemask.h>
#include <linux/cpuset.h>
#include <linux/slab.h>
diff --git a/mm/migrate.c b/mm/migrate.c
index 87f4d0f81819..939e1bb258fc 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -40,6 +40,7 @@
#include <linux/mmu_notifier.h>
#include <linux/page_idle.h>
#include <linux/page_owner.h>
+#include <linux/sched/mm.h>
#include <asm/tlbflush.h>
diff --git a/mm/mmu_context.c b/mm/mmu_context.c
index 6f4d27c5bb32..6d93bc207e90 100644
--- a/mm/mmu_context.c
+++ b/mm/mmu_context.c
@@ -5,6 +5,7 @@
#include <linux/mm.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/mmu_context.h>
#include <linux/export.h>
diff --git a/mm/mmu_notifier.c b/mm/mmu_notifier.c
index f4259e496f83..06b8625cd42c 100644
--- a/mm/mmu_notifier.c
+++ b/mm/mmu_notifier.c
@@ -17,6 +17,7 @@
#include <linux/srcu.h>
#include <linux/rcupdate.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/slab.h>
/* global SRCU for all MMs */
diff --git a/mm/nommu.c b/mm/nommu.c
index 24f9f5f39145..8c6bb7836641 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -17,6 +17,7 @@
#include <linux/export.h>
#include <linux/mm.h>
+#include <linux/sched/mm.h>
#include <linux/vmacache.h>
#include <linux/mman.h>
#include <linux/swap.h>
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index ec9f11d4f094..c8fcc8f78e42 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -22,6 +22,7 @@
#include <linux/err.h>
#include <linux/gfp.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/swap.h>
#include <linux/timex.h>
#include <linux/jiffies.h>
diff --git a/mm/process_vm_access.c b/mm/process_vm_access.c
index 84d0c7eada2b..8973cd231ece 100644
--- a/mm/process_vm_access.c
+++ b/mm/process_vm_access.c
@@ -12,6 +12,7 @@
#include <linux/mm.h>
#include <linux/uio.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/highmem.h>
#include <linux/ptrace.h>
#include <linux/slab.h>
diff --git a/mm/rmap.c b/mm/rmap.c
index 91619fd70939..c66cfaa9af36 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -46,6 +46,7 @@
*/
#include <linux/mm.h>
+#include <linux/sched/mm.h>
#include <linux/pagemap.h>
#include <linux/swap.h>
#include <linux/swapops.h>
diff --git a/mm/swapfile.c b/mm/swapfile.c
index 4761701d1721..89faf0a26bd9 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -6,6 +6,7 @@
*/
#include <linux/mm.h>
+#include <linux/sched/mm.h>
#include <linux/hugetlb.h>
#include <linux/mman.h>
#include <linux/slab.h>
diff --git a/mm/util.c b/mm/util.c
index 3cb2164f4099..f94dc2fd0609 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -5,6 +5,7 @@
#include <linux/export.h>
#include <linux/err.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/security.h>
#include <linux/swap.h>
#include <linux/swapops.h>
diff --git a/virt/kvm/async_pf.c b/virt/kvm/async_pf.c
index 3815e940fbea..4c34fdac745e 100644
--- a/virt/kvm/async_pf.c
+++ b/virt/kvm/async_pf.c
@@ -24,6 +24,7 @@
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/mmu_context.h>
+#include <linux/sched/mm.h>
#include "async_pf.h"
#include <trace/events/kvm.h>
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 482612b4e496..7fdaff90ec05 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -33,6 +33,7 @@
#include <linux/syscore_ops.h>
#include <linux/cpu.h>
#include <linux/sched.h>
+#include <linux/sched/mm.h>
#include <linux/cpumask.h>
#include <linux/smp.h>
#include <linux/anon_inodes.h>
--
2.7.4
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