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Date: Thu, 16 Jun 2022 12:09:26 +0200 From: Jan Kara <jack@...e.cz> To: Baokun Li <libaokun1@...wei.com> Cc: linux-ext4@...r.kernel.org, tytso@....edu, adilger.kernel@...ger.ca, jack@...e.cz, ritesh.list@...il.com, lczerner@...hat.com, enwlinux@...il.com, linux-kernel@...r.kernel.org, yi.zhang@...wei.com, yebin10@...wei.com, yukuai3@...wei.com Subject: Re: [PATCH v3 4/4] ext4: correct the misjudgment in ext4_iget_extra_inode On Thu 16-06-22 10:13:58, Baokun Li wrote: > Use the EXT4_INODE_HAS_XATTR_SPACE macro to more accurately > determine whether the inode have xattr space. > > Signed-off-by: Baokun Li <libaokun1@...wei.com> Looks good! Feel free to add: Reviewed-by: Jan Kara <jack@...e.cz> Honza > --- > fs/ext4/inode.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c > index 53877ffe3c41..ae463cd9b405 100644 > --- a/fs/ext4/inode.c > +++ b/fs/ext4/inode.c > @@ -4687,8 +4687,7 @@ static inline int ext4_iget_extra_inode(struct inode *inode, > __le32 *magic = (void *)raw_inode + > EXT4_GOOD_OLD_INODE_SIZE + ei->i_extra_isize; > > - if (EXT4_GOOD_OLD_INODE_SIZE + ei->i_extra_isize + sizeof(__le32) <= > - EXT4_INODE_SIZE(inode->i_sb) && > + if (EXT4_INODE_HAS_XATTR_SPACE(inode) && > *magic == cpu_to_le32(EXT4_XATTR_MAGIC)) { > ext4_set_inode_state(inode, EXT4_STATE_XATTR); > return ext4_find_inline_data_nolock(inode); > -- > 2.31.1 > -- Jan Kara <jack@...e.com> SUSE Labs, CR
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