The quilt patch titled
Subject: gfs2: support ludicrously large folios in gfs2_trans_add_databufs()
has been removed from the -mm tree. Its filename was
gfs2-support-ludicrously-large-folios-in-gfs2_trans_add_databufs.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: gfs2: support ludicrously large folios in gfs2_trans_add_databufs()
Date: Mon, 12 Jun 2023 22:01:32 +0100
We may someday support folios larger than 4GB, so use a size_t for the
byte count within a folio to prevent unpleasant truncations.
Link: https://lkml.kernel.org/r/20230612210141.730128-6-willy@xxxxxxxxxxxxx
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Tested-by: Bob Peterson <rpeterso@xxxxxxxxxx>
Reviewed-by: Bob Peterson <rpeterso@xxxxxxxxxx>
Reviewed-by: Andreas Gruenbacher <agruenba@xxxxxxxxxx>
Cc: Hannes Reinecke <hare@xxxxxxxx>
Cc: Luis Chamberlain <mcgrof@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/gfs2/aops.c | 6 +++---
fs/gfs2/aops.h | 2 +-
2 files changed, 4 insertions(+), 4 deletions(-)
--- a/fs/gfs2/aops.c~gfs2-support-ludicrously-large-folios-in-gfs2_trans_add_databufs
+++ a/fs/gfs2/aops.c
@@ -38,13 +38,13 @@
void gfs2_trans_add_databufs(struct gfs2_inode *ip, struct folio *folio,
- unsigned int from, unsigned int len)
+ size_t from, size_t len)
{
struct buffer_head *head = folio_buffers(folio);
unsigned int bsize = head->b_size;
struct buffer_head *bh;
- unsigned int to = from + len;
- unsigned int start, end;
+ size_t to = from + len;
+ size_t start, end;
for (bh = head, start = 0; bh != head || !start;
bh = bh->b_this_page, start = end) {
--- a/fs/gfs2/aops.h~gfs2-support-ludicrously-large-folios-in-gfs2_trans_add_databufs
+++ a/fs/gfs2/aops.h
@@ -10,6 +10,6 @@
extern void adjust_fs_space(struct inode *inode);
extern void gfs2_trans_add_databufs(struct gfs2_inode *ip, struct folio *folio,
- unsigned int from, unsigned int len);
+ size_t from, size_t len);
#endif /* __AOPS_DOT_H__ */
_
Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are
