[PATCH 9/9] filemap: Remove FGP_NOFS
From: Matthew Wilcox (Oracle)
Date: Sun Aug 30 2026 - 00:19:57 EST
There are no more users of FGP_NOFS. Remove it.
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
include/linux/pagemap.h | 10 ++++------
mm/filemap.c | 2 --
2 files changed, 4 insertions(+), 8 deletions(-)
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 3974b063a049..bff8b7264fb0 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -697,7 +697,6 @@ pgoff_t page_cache_prev_miss(struct address_space *mapping,
* folio is already in cache. If the folio was allocated, unlock it
* before returning so the caller can do the same dance.
* * %FGP_WRITE - The folio will be written to by the caller.
- * * %FGP_NOFS - __GFP_FS will get cleared in gfp.
* * %FGP_NOWAIT - Don't block on the folio lock.
* * %FGP_STABLE - Wait for the folio to be stable (finished writeback)
* * %FGP_DONTCACHE - Uncached buffered IO
@@ -710,11 +709,10 @@ typedef unsigned int __bitwise fgf_t;
#define FGP_LOCK ((__force fgf_t)0x00000002)
#define FGP_CREAT ((__force fgf_t)0x00000004)
#define FGP_WRITE ((__force fgf_t)0x00000008)
-#define FGP_NOFS ((__force fgf_t)0x00000010)
-#define FGP_NOWAIT ((__force fgf_t)0x00000020)
-#define FGP_FOR_MMAP ((__force fgf_t)0x00000040)
-#define FGP_STABLE ((__force fgf_t)0x00000080)
-#define FGP_DONTCACHE ((__force fgf_t)0x00000100)
+#define FGP_NOWAIT ((__force fgf_t)0x00000010)
+#define FGP_FOR_MMAP ((__force fgf_t)0x00000020)
+#define FGP_STABLE ((__force fgf_t)0x00000040)
+#define FGP_DONTCACHE ((__force fgf_t)0x00000080)
#define FGF_GET_ORDER(fgf) (((__force unsigned)fgf) >> 26) /* top 6 bits */
#define FGP_WRITEBEGIN (FGP_LOCK | FGP_WRITE | FGP_CREAT | FGP_STABLE)
diff --git a/mm/filemap.c b/mm/filemap.c
index 6afec636881f..e6580291f218 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1994,8 +1994,6 @@ struct folio *__filemap_get_folio_mpol(struct address_space *mapping,
if ((fgp_flags & FGP_WRITE) && mapping_can_writeback(mapping))
gfp |= __GFP_WRITE;
- if (fgp_flags & FGP_NOFS)
- gfp &= ~__GFP_FS;
if (fgp_flags & FGP_NOWAIT) {
gfp &= ~GFP_KERNEL;
gfp |= GFP_NOWAIT;
--
2.47.3