From 38fa0e8e4a3b932791443db033ca7c4ed1bace0e Mon Sep 17 00:00:00 2001 From: Chengguang Xu Date: Mon, 20 May 2019 13:45:03 +0800 Subject: [PATCH] ext2: code cleanup by using test_opt() and clear_opt() Using test_opt() and clear_opt() instead of directly comparing flag bit of mount option. Signed-off-by: Chengguang Xu Signed-off-by: Jan Kara --- fs/ext2/super.c | 17 ++++++++--------- 1 file changed, 8 insertions(+), 9 deletions(-) diff --git a/fs/ext2/super.c b/fs/ext2/super.c index 3988633789cb..ca7229c38fce 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c @@ -302,16 +302,16 @@ static int ext2_show_options(struct seq_file *seq, struct dentry *root) if (test_opt(sb, NOBH)) seq_puts(seq, ",nobh"); - if (sbi->s_mount_opt & EXT2_MOUNT_USRQUOTA) + if (test_opt(sb, USRQUOTA)) seq_puts(seq, ",usrquota"); - if (sbi->s_mount_opt & EXT2_MOUNT_GRPQUOTA) + if (test_opt(sb, GRPQUOTA)) seq_puts(seq, ",grpquota"); - if (sbi->s_mount_opt & EXT2_MOUNT_XIP) + if (test_opt(sb, XIP)) seq_puts(seq, ",xip"); - if (sbi->s_mount_opt & EXT2_MOUNT_DAX) + if (test_opt(sb, DAX)) seq_puts(seq, ",dax"); if (!test_opt(sb, RESERVATION)) @@ -934,8 +934,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent) sbi->s_resgid = opts.s_resgid; sb->s_flags = (sb->s_flags & ~SB_POSIXACL) | - ((EXT2_SB(sb)->s_mount_opt & EXT2_MOUNT_POSIX_ACL) ? - SB_POSIXACL : 0); + (test_opt(sb, POSIX_ACL) ? SB_POSIXACL : 0); sb->s_iflags |= SB_I_CGROUPWB; if (le32_to_cpu(es->s_rev_level) == EXT2_GOOD_OLD_REV && @@ -966,11 +965,11 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent) blocksize = BLOCK_SIZE << le32_to_cpu(sbi->s_es->s_log_block_size); - if (sbi->s_mount_opt & EXT2_MOUNT_DAX) { + if (test_opt(sb, DAX)) { if (!bdev_dax_supported(sb->s_bdev, blocksize)) { ext2_msg(sb, KERN_ERR, "DAX unsupported by block device. Turning off DAX."); - sbi->s_mount_opt &= ~EXT2_MOUNT_DAX; + clear_opt(sbi->s_mount_opt, DAX); } } @@ -1403,7 +1402,7 @@ out_set: sbi->s_resuid = new_opts.s_resuid; sbi->s_resgid = new_opts.s_resgid; sb->s_flags = (sb->s_flags & ~SB_POSIXACL) | - ((sbi->s_mount_opt & EXT2_MOUNT_POSIX_ACL) ? SB_POSIXACL : 0); + (test_opt(sb, POSIX_ACL) ? SB_POSIXACL : 0); spin_unlock(&sbi->s_lock); return 0;