diff options
| author | Christoph Hellwig <hch@lst.de> | 2021-11-29 11:21:42 +0100 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2021-12-04 08:58:51 -0800 |
| commit | 7b0800d00dae8c897398abaf61e82db0d67d7afc (patch) | |
| tree | 1d24e8995f2a54b0037b9c911c0bc9293ea6f102 /fs/ext4 | |
| parent | 679a99495b8fda800037b25af8cd990eb7dd72c9 (diff) | |
| download | linux-7b0800d00dae8c897398abaf61e82db0d67d7afc.tar.bz2 | |
dax: remove dax_capable
Just open code the block size and dax_dev == NULL checks in the callers.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Mike Snitzer <snitzer@redhat.com>
Reviewed-by: Gao Xiang <hsiangkao@linux.alibaba.com> [erofs]
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Link: https://lore.kernel.org/r/20211129102203.2243509-9-hch@lst.de
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/super.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 4e33b5eca694..fd3d68f10ee5 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -4299,9 +4299,12 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) goto failed_mount; } - if (dax_supported(dax_dev, sb->s_bdev, blocksize, 0, - bdev_nr_sectors(sb->s_bdev))) - set_bit(EXT4_FLAGS_BDEV_IS_DAX, &sbi->s_ext4_flags); + if (dax_dev) { + if (blocksize == PAGE_SIZE) + set_bit(EXT4_FLAGS_BDEV_IS_DAX, &sbi->s_ext4_flags); + else + ext4_msg(sb, KERN_ERR, "unsupported blocksize for DAX\n"); + } if (sbi->s_mount_opt & EXT4_MOUNT_DAX_ALWAYS) { if (ext4_has_feature_inline_data(sb)) { |