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Commit 61a92987 authored by Jan Kara's avatar Jan Kara
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ext4: Improve comments in ext4_quota_{on|off}() 



Improve comments in ext4_quota_{on|off}() to explain that returning
success despite ext4_journal_start() failing is deliberate.

Signed-off-by: default avatarJan Kara <jack@suse.cz>
parent 5c26eac4

fs/ext4/super.c

+10 −2
Original line number Diff line number Diff line
@@ -5377,6 +5377,11 @@ static int ext4_quota_on(struct super_block *sb, int type, int format_id, 
		struct inode *inode = d_inode(path->dentry);

		handle_t *handle;



		/*

		 * Set inode flags to prevent userspace from messing with quota

		 * files. If this fails, we return success anyway since quotas

		 * are already enabled and this is not a hard failure.

		 */

		inode_lock(inode);

		handle = ext4_journal_start(inode, EXT4_HT_QUOTA, 1);

		if (IS_ERR(handle))
@@ -5477,8 +5482,11 @@ static int ext4_quota_off(struct super_block *sb, int type) 
		goto out_put;



	inode_lock(inode);

	/* Update modification times of quota files when userspace can

	 * start looking at them */

	/*

	 * Update modification times of quota files when userspace can

	 * start looking at them. If we fail, we return success anyway since

	 * this is not a hard failure and quotas are already disabled.

	 */

	handle = ext4_journal_start(inode, EXT4_HT_QUOTA, 1);

	if (IS_ERR(handle))

		goto out_unlock;