From bc98a42c1f7d0f886c0c1b75a92a004976a46d9f Mon Sep 17 00:00:00 2001 From: David Howells Date: Mon, 17 Jul 2017 08:45:34 +0100 Subject: VFS: Convert sb->s_flags & MS_RDONLY to sb_rdonly(sb) Firstly by applying the following with coccinelle's spatch: @@ expression SB; @@ -SB->s_flags & MS_RDONLY +sb_rdonly(SB) to effect the conversion to sb_rdonly(sb), then by applying: @@ expression A, SB; @@ ( -(!sb_rdonly(SB)) && A +!sb_rdonly(SB) && A | -A != (sb_rdonly(SB)) +A != sb_rdonly(SB) | -A == (sb_rdonly(SB)) +A == sb_rdonly(SB) | -!(sb_rdonly(SB)) +!sb_rdonly(SB) | -A && (sb_rdonly(SB)) +A && sb_rdonly(SB) | -A || (sb_rdonly(SB)) +A || sb_rdonly(SB) | -(sb_rdonly(SB)) != A +sb_rdonly(SB) != A | -(sb_rdonly(SB)) == A +sb_rdonly(SB) == A | -(sb_rdonly(SB)) && A +sb_rdonly(SB) && A | -(sb_rdonly(SB)) || A +sb_rdonly(SB) || A ) @@ expression A, B, SB; @@ ( -(sb_rdonly(SB)) ? 1 : 0 +sb_rdonly(SB) | -(sb_rdonly(SB)) ? A : B +sb_rdonly(SB) ? A : B ) to remove left over excess bracketage and finally by applying: @@ expression A, SB; @@ ( -(A & MS_RDONLY) != sb_rdonly(SB) +(bool)(A & MS_RDONLY) != sb_rdonly(SB) | -(A & MS_RDONLY) == sb_rdonly(SB) +(bool)(A & MS_RDONLY) == sb_rdonly(SB) ) to make comparisons against the result of sb_rdonly() (which is a bool) work correctly. Signed-off-by: David Howells --- fs/reiserfs/inode.c | 2 +- fs/reiserfs/journal.c | 2 +- fs/reiserfs/prints.c | 2 +- fs/reiserfs/super.c | 18 +++++++++--------- 4 files changed, 12 insertions(+), 12 deletions(-) (limited to 'fs/reiserfs') diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c index 873fc04e9403..11a48affa882 100644 --- a/fs/reiserfs/inode.c +++ b/fs/reiserfs/inode.c @@ -1776,7 +1776,7 @@ int reiserfs_write_inode(struct inode *inode, struct writeback_control *wbc) struct reiserfs_transaction_handle th; int jbegin_count = 1; - if (inode->i_sb->s_flags & MS_RDONLY) + if (sb_rdonly(inode->i_sb)) return -EROFS; /* * memory pressure can sometimes initiate write_inode calls with diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c index a11d773e5ff3..e47da919f443 100644 --- a/fs/reiserfs/journal.c +++ b/fs/reiserfs/journal.c @@ -1918,7 +1918,7 @@ static int do_journal_release(struct reiserfs_transaction_handle *th, * we only want to flush out transactions if we were * called with error == 0 */ - if (!error && !(sb->s_flags & MS_RDONLY)) { + if (!error && !sb_rdonly(sb)) { /* end the current trans */ BUG_ON(!th->t_trans_id); do_journal_end(th, FLUSH_ALL); diff --git a/fs/reiserfs/prints.c b/fs/reiserfs/prints.c index 4f3f928076f3..64f49cafbc5b 100644 --- a/fs/reiserfs/prints.c +++ b/fs/reiserfs/prints.c @@ -386,7 +386,7 @@ void __reiserfs_error(struct super_block *sb, const char *id, printk(KERN_CRIT "REISERFS error (device %s): %s: %s\n", sb->s_id, function, error_buf); - if (sb->s_flags & MS_RDONLY) + if (sb_rdonly(sb)) return; reiserfs_info(sb, "Remounting filesystem read-only\n"); diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index 306e4e9d172d..5464ec517702 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -121,7 +121,7 @@ void reiserfs_schedule_old_flush(struct super_block *s) * Avoid scheduling flush when sb is being shut down. It can race * with journal shutdown and free still queued delayed work. */ - if (s->s_flags & MS_RDONLY || !(s->s_flags & MS_ACTIVE)) + if (sb_rdonly(s) || !(s->s_flags & MS_ACTIVE)) return; spin_lock(&sbi->old_work_lock); @@ -151,7 +151,7 @@ static int reiserfs_freeze(struct super_block *s) reiserfs_cancel_old_flush(s); reiserfs_write_lock(s); - if (!(s->s_flags & MS_RDONLY)) { + if (!sb_rdonly(s)) { int err = journal_begin(&th, s, 1); if (err) { reiserfs_block_writes(&th); @@ -599,7 +599,7 @@ static void reiserfs_put_super(struct super_block *s) * change file system state to current state if it was mounted * with read-write permissions */ - if (!(s->s_flags & MS_RDONLY)) { + if (!sb_rdonly(s)) { if (!journal_begin(&th, s, 10)) { reiserfs_prepare_for_journal(s, SB_BUFFER_WITH_SB(s), 1); @@ -700,7 +700,7 @@ static void reiserfs_dirty_inode(struct inode *inode, int flags) int err = 0; - if (inode->i_sb->s_flags & MS_RDONLY) { + if (sb_rdonly(inode->i_sb)) { reiserfs_warning(inode->i_sb, "clm-6006", "writing inode %lu on readonly FS", inode->i_ino); @@ -1525,7 +1525,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) reiserfs_write_unlock(s); reiserfs_xattr_init(s, *mount_flags); /* remount read-only */ - if (s->s_flags & MS_RDONLY) + if (sb_rdonly(s)) /* it is read-only already */ goto out_ok_unlocked; @@ -1551,7 +1551,7 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg) journal_mark_dirty(&th, SB_BUFFER_WITH_SB(s)); } else { /* remount read-write */ - if (!(s->s_flags & MS_RDONLY)) { + if (!sb_rdonly(s)) { reiserfs_write_unlock(s); reiserfs_xattr_init(s, *mount_flags); goto out_ok_unlocked; /* We are read-write already */ @@ -1855,7 +1855,7 @@ static int what_hash(struct super_block *s) * the super */ if (code != UNSET_HASH && - !(s->s_flags & MS_RDONLY) && + !sb_rdonly(s) && code != sb_hash_function_code(SB_DISK_SUPER_BLOCK(s))) { set_sb_hash_function_code(SB_DISK_SUPER_BLOCK(s), code); } @@ -2052,7 +2052,7 @@ static int reiserfs_fill_super(struct super_block *s, void *data, int silent) if (replay_only(s)) goto error_unlocked; - if (bdev_read_only(s->s_bdev) && !(s->s_flags & MS_RDONLY)) { + if (bdev_read_only(s->s_bdev) && !sb_rdonly(s)) { SWARN(silent, s, "clm-7000", "Detected readonly device, marking FS readonly"); s->s_flags |= MS_RDONLY; @@ -2101,7 +2101,7 @@ static int reiserfs_fill_super(struct super_block *s, void *data, int silent) else set_bit(REISERFS_3_6, &sbi->s_properties); - if (!(s->s_flags & MS_RDONLY)) { + if (!sb_rdonly(s)) { errval = journal_begin(&th, s, 1); if (errval) { -- cgit v1.2.3