[merged mm-nonmm-stable] squashfs-pass-the-inode-to-squashfs_readahead_fragment.patch removed from -mm tree

[merged mm-nonmm-stable] squashfs-pass-the-inode-to-squashfs_readahead_fragment.patch removed from -mm tree

[Andrew Morton]

The quilt patch titled
     Subject: squashfs: pass the inode to squashfs_readahead_fragment()
has been removed from the -mm tree.  Its filename was
     squashfs-pass-the-inode-to-squashfs_readahead_fragment.patch

This patch was dropped because it was merged into the mm-nonmm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Subject: squashfs: pass the inode to squashfs_readahead_fragment()
Date: Thu, 12 Jun 2025 15:39:00 +0100

Patch series "squashfs: Remove page->mapping references".

We're close to being able to kill page->mapping.  These two patches get us
a little bit closer.


This patch (of 2):

Eliminate a reference to page->mapping by passing the inode from the
caller.

Link: https://lkml.kernel.org/r/20250612143903.2849289-1-willy@infradead.org
Link: https://lkml.kernel.org/r/20250612143903.2849289-2-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Phillip Lougher <phillip@squashfs.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/squashfs/file.c |    7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

--- a/fs/squashfs/file.c~squashfs-pass-the-inode-to-squashfs_readahead_fragment
+++ a/fs/squashfs/file.c
@@ -493,10 +493,9 @@ out:
 	return res;
 }
 
-static int squashfs_readahead_fragment(struct page **page,
+static int squashfs_readahead_fragment(struct inode *inode, struct page **page,
 	unsigned int pages, unsigned int expected, loff_t start)
 {
-	struct inode *inode = page[0]->mapping->host;
 	struct squashfs_cache_entry *buffer = squashfs_get_fragment(inode->i_sb,
 		squashfs_i(inode)->fragment_block,
 		squashfs_i(inode)->fragment_size);
@@ -605,8 +604,8 @@ static void squashfs_readahead(struct re
 
 		if (start >> msblk->block_log == file_end &&
 				squashfs_i(inode)->fragment_block != SQUASHFS_INVALID_BLK) {
-			res = squashfs_readahead_fragment(pages, nr_pages,
-							  expected, start);
+			res = squashfs_readahead_fragment(inode, pages,
+					nr_pages, expected, start);
 			if (res)
 				goto skip_pages;
 			continue;
_

Patches currently in -mm which might be from willy@infradead.org are