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| author | Christoph Lameter <clameter@sgi.com> | 2006-06-23 02:03:52 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-23 07:42:53 -0700 |
| commit | aaa994b300a172afafab47938804836b923e5ef7 (patch) | |
| tree | ccc1acf72e9d1dfbd25fa5f8e067a195f93b0319 /mm/mempolicy.c | |
| parent | e24f0b8f76cc3dd96f36f5b6a9f020f6c3fce198 (diff) | |
| download | lwn-aaa994b300a172afafab47938804836b923e5ef7.tar.gz lwn-aaa994b300a172afafab47938804836b923e5ef7.zip | |
[PATCH] page migration: handle freeing of pages in migrate_pages()
Do not leave pages on the lists passed to migrate_pages(). Seems that we will
not need any postprocessing of pages. This will simplify the handling of
pages by the callers of migrate_pages().
Signed-off-by: Christoph Lameter <clameter@sgi.com>
Cc: Hugh Dickins <hugh@veritas.com>
Cc: Jes Sorensen <jes@trained-monkey.org>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Lee Schermerhorn <lee.schermerhorn@hp.com>
Cc: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm/mempolicy.c')
| -rw-r--r-- | mm/mempolicy.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 8778f58880c4..244f3f130e4a 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -603,11 +603,8 @@ int migrate_to_node(struct mm_struct *mm, int source, int dest, int flags) check_range(mm, mm->mmap->vm_start, TASK_SIZE, &nmask, flags | MPOL_MF_DISCONTIG_OK, &pagelist); - if (!list_empty(&pagelist)) { + if (!list_empty(&pagelist)) err = migrate_pages_to(&pagelist, NULL, dest); - if (!list_empty(&pagelist)) - putback_lru_pages(&pagelist); - } return err; } @@ -773,9 +770,6 @@ long do_mbind(unsigned long start, unsigned long len, err = -EIO; } - if (!list_empty(&pagelist)) - putback_lru_pages(&pagelist); - up_write(&mm->mmap_sem); mpol_free(new); return err; |