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authorAl Viro <viro@zeniv.linux.org.uk>2014-05-15 05:06:42 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2014-12-17 08:26:51 -0500
commit50062175ffc844b8ff9664024c6416a37ad63c77 (patch)
treeacde5ad578854a34a31a97eea496cfd5e6e155ef /mm/mempolicy.c
parent777eda2c5b84d6f3543f4aecbf4cd1f29b222a81 (diff)
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vm_area_operations: kill ->migrate()
the only instance this method has ever grown was one in kernfs - one that call ->migrate() of another vm_ops if it exists. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'mm/mempolicy.c')
-rw-r--r--mm/mempolicy.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index e58725aff7e9..c1b273f1837b 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1047,10 +1047,6 @@ int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from,
down_read(&mm->mmap_sem);
- err = migrate_vmas(mm, from, to, flags);
- if (err)
- goto out;
-
/*
* Find a 'source' bit set in 'tmp' whose corresponding 'dest'
* bit in 'to' is not also set in 'tmp'. Clear the found 'source'
@@ -1130,7 +1126,6 @@ int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from,
if (err < 0)
break;
}
-out:
up_read(&mm->mmap_sem);
if (err < 0)
return err;