[PATCH] erofs: Use common kernel logging style

Gao Xiang gaoxiang25 at huawei.com
Mon Aug 19 06:08:58 UTC 2019


Hi Joe,

On Sun, Aug 18, 2019 at 10:47:17PM -0700, Joe Perches wrote:
> On Mon, 2019-08-19 at 13:52 +0800, Gao Xiang wrote:
> > Hi Joe,
> 
> Hello.
> 
> > On Sun, Aug 18, 2019 at 10:28:41PM -0700, Joe Perches wrote:
> > > Rename errln, infoln, and debugln to the typical pr_<level> uses
> > > to the typical kernel styles of pr_<level>
> > 
> > How about using erofs_err / ... to instead that?
> 
> <shrug>  I've no opinion.
> It seems most fs/*/* filesystems actually do use pr_<level>
> sed works well if you want that.

Sorry, I mainly refer to ext4, ext2, xfs and f2fs...
I didn't notice the other filesystems, you are right.

Okay, I have no opinion as well (maybe we could turn back later to
introduce sb parameter...)

> 
> >  - I can hardly see directly use pr_<level> for those filesystems in fs/...
> 
> just fyi:
> 
> There was this one existing pr_<level> use in erofs

That is just because the following piece of code was taken from fs/mpage.c,
I tend to replace it with iomap in the later version after tail-end packing inline is done.

Thanks,
Gao Xiang

> 
> drivers/staging/erofs/data.c:366:                               pr_err("%s, readahead error at page %lu of nid %llu\n",
> drivers/staging/erofs/data.c-367-                                      __func__, page->index,
> drivers/staging/erofs/data.c-368-                                      EROFS_V(mapping->host)->nid);
> 
> 
> 


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