From 3e90417f41f41a7d4a6d5ee0ca216698e9ab4381 Mon Sep 17 00:00:00 2001 From: "Ritesh Harjani (IBM)" Date: Thu, 29 Feb 2024 19:54:13 +0530 Subject: [PATCH] ext2: set FMODE_CAN_ODIRECT instead of a dummy direct_IO method Since commit a2ad63daa88b ("VFS: add FMODE_CAN_ODIRECT file flag") file systems can just set the FMODE_CAN_ODIRECT flag at open time instead of wiring up a dummy direct_IO method to indicate support for direct I/O. Signed-off-by: Ritesh Harjani (IBM) Signed-off-by: Jan Kara Message-Id: <94f78492f55c3f421359fb6e0d8fab6e79ea17b2.1709215665.git.ritesh.list@gmail.com> --- fs/ext2/file.c | 8 +++++++- fs/ext2/inode.c | 2 -- 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/fs/ext2/file.c b/fs/ext2/file.c index 4ddc36f4dbd4..10b061ac5bc0 100644 --- a/fs/ext2/file.c +++ b/fs/ext2/file.c @@ -302,6 +302,12 @@ static ssize_t ext2_file_write_iter(struct kiocb *iocb, struct iov_iter *from) return generic_file_write_iter(iocb, from); } +static int ext2_file_open(struct inode *inode, struct file *filp) +{ + filp->f_mode |= FMODE_CAN_ODIRECT; + return dquot_file_open(inode, filp); +} + const struct file_operations ext2_file_operations = { .llseek = generic_file_llseek, .read_iter = ext2_file_read_iter, @@ -311,7 +317,7 @@ const struct file_operations ext2_file_operations = { .compat_ioctl = ext2_compat_ioctl, #endif .mmap = ext2_file_mmap, - .open = dquot_file_open, + .open = ext2_file_open, .release = ext2_release_file, .fsync = ext2_fsync, .get_unmapped_area = thp_get_unmapped_area, diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c index f3d570a9302b..0caa1650cee8 100644 --- a/fs/ext2/inode.c +++ b/fs/ext2/inode.c @@ -965,7 +965,6 @@ const struct address_space_operations ext2_aops = { .write_begin = ext2_write_begin, .write_end = ext2_write_end, .bmap = ext2_bmap, - .direct_IO = noop_direct_IO, .writepages = ext2_writepages, .migrate_folio = buffer_migrate_folio, .is_partially_uptodate = block_is_partially_uptodate, @@ -974,7 +973,6 @@ const struct address_space_operations ext2_aops = { static const struct address_space_operations ext2_dax_aops = { .writepages = ext2_dax_writepages, - .direct_IO = noop_direct_IO, .dirty_folio = noop_dirty_folio, };