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authorMatthew Wilcox (Oracle) <willy@infradead.org>2024-03-26 20:10:31 +0300
committerAndrew Morton <akpm@linux-foundation.org>2024-04-26 06:56:15 +0300
commit4dc7d37370951fe86216f03a4e0a6909f9b90a8c (patch)
tree7bb17a1955a75bddade006c557f24dd3c4bb1bb6 /Documentation/admin-guide/cgroup-v1/memory.rst
parent5e0debe012f31d6409b840920d0c37396d32ce30 (diff)
downloadlinux-4dc7d37370951fe86216f03a4e0a6909f9b90a8c.tar.xz
remove references to page->flags in documentation
Mostly rewording, but remove entirely the copy of page_fixed_fake_head() in the documentation; we can refer people to the actual source if necessary. Link: https://lkml.kernel.org/r/20240326171045.410737-10-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'Documentation/admin-guide/cgroup-v1/memory.rst')
-rw-r--r--Documentation/admin-guide/cgroup-v1/memory.rst4
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/admin-guide/cgroup-v1/memory.rst b/Documentation/admin-guide/cgroup-v1/memory.rst
index ca7d9402f6be..46110e6a31bb 100644
--- a/Documentation/admin-guide/cgroup-v1/memory.rst
+++ b/Documentation/admin-guide/cgroup-v1/memory.rst
@@ -300,14 +300,14 @@ When oom event notifier is registered, event will be delivered.
Lock order is as follows::
- Page lock (PG_locked bit of page->flags)
+ folio_lock
mm->page_table_lock or split pte_lock
folio_memcg_lock (memcg->move_lock)
mapping->i_pages lock
lruvec->lru_lock.
Per-node-per-memcgroup LRU (cgroup's private LRU) is guarded by
-lruvec->lru_lock; PG_lru bit of page->flags is cleared before
+lruvec->lru_lock; the folio LRU flag is cleared before
isolating a page from its LRU under lruvec->lru_lock.
.. _cgroup-v1-memory-kernel-extension: