Commit 5a8ffb19 authored by Jingbo Xu's avatar Jingbo Xu Committed by Gao Xiang
Browse files

erofs: make the size of read data stored in buffer_ofs 



Since now xattr_iter structures have been unified, make the size of the
read data stored in buffer_ofs.  Don't bother reusing buffer_size for
this use, which may be confusing.

This is in preparation for the following further cleanup.

Signed-off-by: default avatarJingbo Xu <jefflexu@linux.alibaba.com>
Reviewed-by: default avatarGao Xiang <hsiangkao@linux.alibaba.com>
Link: https://lore.kernel.org/r/20230613074114.120115-4-jefflexu@linux.alibaba.com


Signed-off-by: default avatarGao Xiang <hsiangkao@linux.alibaba.com>
parent 8e823961

fs/erofs/xattr.c

+3 −3
Original line number Diff line number Diff line
@@ -315,7 +315,7 @@ static int xattr_checkbuffer(struct erofs_xattr_iter *it, 
{

	int err = it->buffer_size < value_sz ? -ERANGE : 0;



	it->buffer_size = value_sz;

	it->buffer_ofs = value_sz;

	return !it->buffer ? 1 : err;

}
@@ -348,7 +348,7 @@ static int inline_getxattr(struct inode *inode, struct erofs_xattr_iter *it) 
		if (ret != -ENOATTR)

			break;

	}

	return ret ? ret : it->buffer_size;

	return ret ? ret : it->buffer_ofs;

}



static int shared_getxattr(struct inode *inode, struct erofs_xattr_iter *it)
@@ -371,7 +371,7 @@ static int shared_getxattr(struct inode *inode, struct erofs_xattr_iter *it) 
		if (ret != -ENOATTR)

			break;

	}

	return ret ? ret : it->buffer_size;

	return ret ? ret : it->buffer_ofs;

}



static bool erofs_xattr_user_list(struct dentry *dentry)