[PATCH 4/7] mm, pagemap: remove SLOB and SLQB from comments and documentation

Vlastimil Babka
2023-03-10T10:40:39Z

SLOB has been removed and SLQB never merged, so remove their mentions
from comments and documentation of pagemap.

Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
---
Documentation/admin-guide/mm/pagemap.rst | 6 +++---
fs/proc/page.c | 5 ++---
2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/Documentation/admin-guide/mm/pagemap.rst b/Documentation/admin-guide/mm/pagemap.rst
index b5f970dc91e7..bb4aa897a773 100644
--- a/Documentation/admin-guide/mm/pagemap.rst
+++ b/Documentation/admin-guide/mm/pagemap.rst
@@ -91,9 +91,9 @@ Short descriptions to the page flags
The page is being locked for exclusive access, e.g. by undergoing read/write
IO.
7 - SLAB
- The page is managed by the SLAB/SLOB/SLUB/SLQB kernel memory allocator.
- When compound page is used, SLUB/SLQB will only set this flag on the head
- page; SLOB will not flag it at all.
+ The page is managed by the SLAB/SLUB kernel memory allocator.
+ When compound page is used, either will only set this flag on the head
+ page..
10 - BUDDY
A free memory block managed by the buddy system allocator.
The buddy system organizes free memory in blocks of various orders.
diff --git a/fs/proc/page.c b/fs/proc/page.c
index 6249c347809a..1356aeffd8dc 100644
--- a/fs/proc/page.c
+++ b/fs/proc/page.c
@@ -125,7 +125,7 @@ u64 stable_page_flags(struct page *page)
/*
* pseudo flags for the well known (anonymous) memory mapped pages
*
- * Note that page->_mapcount is overloaded in SLOB/SLUB/SLQB, so the
+ * Note that page->_mapcount is overloaded in SLAB/SLUB, so the
* simple test in page_mapped() is not enough.
*/
if (!PageSlab(page) && page_mapped(page))
@@ -166,8 +166,7 @@ u64 stable_page_flags(struct page *page)

/*
* Caveats on high order pages: page->_refcount will only be set
- * -1 on the head page; SLUB/SLQB do the same for PG_slab;
- * SLOB won't set PG_slab at all on compound pages.
+ * -1 on the head page; SLAB/SLUB do the same for PG_slab;
*/
if (PageBuddy(page))
u |= 1 << KPF_BUDDY;
--
2.39.2