[PATCH v2 19/25] xfs: Support large pages

Matthew Wilcox
2020-02-12T04:18:50Z

From: "Matthew Wilcox (Oracle)" <willy@infradead.org>

There is one place which assumes the size of a page; fix it.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
---
fs/xfs/xfs_aops.c | 2 +-
fs/xfs/xfs_super.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 5573bf2957dd..0c10fd799f8c 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -548,7 +548,7 @@ xfs_discard_page(
if (error && !XFS_FORCED_SHUTDOWN(mp))
xfs_alert(mp, "page discard unable to remove delalloc mapping.");
out_invalidate:
- iomap_invalidatepage(page, 0, PAGE_SIZE);
+ iomap_invalidatepage(page, 0, thp_size(page));
}

static const struct iomap_writeback_ops xfs_writeback_ops = {
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 2094386af8ac..a02efa1f72af 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -1779,7 +1779,7 @@ static struct file_system_type xfs_fs_type = {
.init_fs_context = xfs_init_fs_context,
.parameters = xfs_fs_parameters,
.kill_sb = kill_block_super,
- .fs_flags = FS_REQUIRES_DEV,
+ .fs_flags = FS_REQUIRES_DEV | FS_LARGE_PAGES,
};
MODULE_ALIAS_FS("xfs");

--
2.25.0