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From: JeffleXu <jefflexu@linux.alibaba.com>
To: Jia Zhu <zhujia.zj@bytedance.com>,
	linux-erofs@lists.ozlabs.org, xiang@kernel.org, chao@kernel.org
Cc: linux-fsdevel@vger.kernel.org, huyue2@coolpad.com,
	linux-kernel@vger.kernel.org, yinxin.x@bytedance.com
Subject: Re: [PATCH V2 2/5] erofs: introduce fscache-based domain
Date: Wed, 14 Sep 2022 11:02:21 +0800	[thread overview]
Message-ID: <56b0a8c1-94ce-3219-6b43-d91d2e0e85b5@linux.alibaba.com> (raw)
In-Reply-To: <20220902105305.79687-3-zhujia.zj@bytedance.com>



On 9/2/22 6:53 PM, Jia Zhu wrote:

>  int erofs_fscache_register_cookie(struct super_block *sb,
>  				  struct erofs_fscache **fscache,
>  				  char *name, bool need_inode)
> @@ -495,7 +581,8 @@ int erofs_fscache_register_fs(struct super_block *sb)
>  	char *name;
>  	int ret = 0;
>  
> -	name = kasprintf(GFP_KERNEL, "erofs,%s", sbi->opt.fsid);
> +	name = kasprintf(GFP_KERNEL, "erofs,%s",
> +			sbi->domain ? sbi->domain->domain_id : sbi->opt.fsid);
>  	if (!name)
>  		return -ENOMEM;
>  

What if domain_id and fsid has the same value?

How about the format "erofs,<domain_id>,<fsid>"? While in the
non-share-domain mode, is the format like "erofs,,<fsid>" or the default
"erofs,<fsid>"?


-- 
Thanks,
Jingbo

  parent reply	other threads:[~2022-09-14  3:02 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-02 10:53 [PATCH V2 0/5] Introduce erofs shared domain Jia Zhu
2022-09-02 10:53 ` [PATCH V2 1/5] erofs: add 'domain_id' mount option for on-demand read sementics Jia Zhu
2022-09-02 10:53 ` [PATCH V2 2/5] erofs: introduce fscache-based domain Jia Zhu
2022-09-09  8:42   ` JeffleXu
2022-09-13  4:31     ` [External] " Jia Zhu
2022-09-13  6:34       ` JeffleXu
2022-09-14  3:02   ` JeffleXu [this message]
2022-09-14  3:15     ` Jia Zhu
2022-09-02 10:53 ` [PATCH V2 3/5] erofs: add 'domain_id' prefix when register sysfs Jia Zhu
2022-09-09  9:23   ` JeffleXu
2022-09-09  9:26     ` JeffleXu
2022-09-13  4:35       ` [External] " Jia Zhu
2022-09-02 10:53 ` [PATCH V2 4/5] erofs: remove duplicated unregister_cookie Jia Zhu
2022-09-09  9:55   ` JeffleXu
2022-09-09 10:28     ` JeffleXu
2022-09-13  4:52       ` [External] " Jia Zhu
2022-09-13  4:37     ` Jia Zhu
2022-09-02 10:53 ` [PATCH V2 5/5] erofs: support fscache based shared domain Jia Zhu
2022-09-13  6:27   ` JeffleXu
2022-09-13 12:59     ` [External] " Jia Zhu
2022-09-08  6:49 ` [PATCH V2 0/5] Introduce erofs " Jia Zhu

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