summaryrefslogtreecommitdiffstats
path: root/fs
diff options
context:
space:
mode:
authorJérôme Glisse <jglisse@redhat.com>2019-05-14 02:20:53 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2019-05-14 18:47:49 +0200
commit7269f999934b289da7972e975b781417b07ef836 (patch)
tree5f6ebac6adf78670145c7c214b7f19135ad5dd1d /fs
parentmm/mmu_notifier: contextual information for event triggering invalidation (diff)
downloadlinux-7269f999934b289da7972e975b781417b07ef836.tar.xz
linux-7269f999934b289da7972e975b781417b07ef836.zip
mm/mmu_notifier: use correct mmu_notifier events for each invalidation
This updates each existing invalidation to use the correct mmu notifier event that represent what is happening to the CPU page table. See the patch which introduced the events to see the rational behind this. Link: http://lkml.kernel.org/r/20190326164747.24405-7-jglisse@redhat.com Signed-off-by: Jérôme Glisse <jglisse@redhat.com> Reviewed-by: Ralph Campbell <rcampbell@nvidia.com> Reviewed-by: Ira Weiny <ira.weiny@intel.com> Cc: Christian König <christian.koenig@amd.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Cc: Jani Nikula <jani.nikula@linux.intel.com> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Cc: Jan Kara <jack@suse.cz> Cc: Andrea Arcangeli <aarcange@redhat.com> Cc: Peter Xu <peterx@redhat.com> Cc: Felix Kuehling <Felix.Kuehling@amd.com> Cc: Jason Gunthorpe <jgg@mellanox.com> Cc: Ross Zwisler <zwisler@kernel.org> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Radim Krcmar <rkrcmar@redhat.com> Cc: Michal Hocko <mhocko@kernel.org> Cc: Christian Koenig <christian.koenig@amd.com> Cc: John Hubbard <jhubbard@nvidia.com> Cc: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/proc/task_mmu.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index ea464f2b9867..01d4eb0e6bd1 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -1169,8 +1169,8 @@ static ssize_t clear_refs_write(struct file *file, const char __user *buf,
break;
}
- mmu_notifier_range_init(&range, MMU_NOTIFY_UNMAP, 0,
- NULL, mm, 0, -1UL);
+ mmu_notifier_range_init(&range, MMU_NOTIFY_SOFT_DIRTY,
+ 0, NULL, mm, 0, -1UL);
mmu_notifier_invalidate_range_start(&range);
}
walk_page_range(0, mm->highest_vm_end, &clear_refs_walk);