From: Justin He <Justin.He@arm.com>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Petr Mladek <pmladek@suse.com>,
Steven Rostedt <rostedt@goodmis.org>,
Sergey Senozhatsky <senozhatsky@chromium.org>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Jonathan Corbet <corbet@lwn.net>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Linus Torvalds <torvalds@linux-foundation.org>,
"Peter Zijlstra (Intel)" <peterz@infradead.org>,
Eric Biggers <ebiggers@google.com>,
"Ahmed S. Darwish" <a.darwish@linutronix.de>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
Matthew Wilcox <willy@infradead.org>,
Christoph Hellwig <hch@infradead.org>, nd <nd@arm.com>
Subject: RE: [PATCH v5 1/4] fs: introduce helper d_path_unsafe()
Date: Thu, 24 Jun 2021 02:35:02 +0000 [thread overview]
Message-ID: <AM6PR08MB4376206454B462E45E72D3DBF7079@AM6PR08MB4376.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <YNL5v1I9xOfpLPke@smile.fi.intel.com>
Hi Andy
> -----Original Message-----
> From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> Sent: Wednesday, June 23, 2021 5:07 PM
> To: Justin He <Justin.He@arm.com>
> Cc: Petr Mladek <pmladek@suse.com>; Steven Rostedt <rostedt@goodmis.org>;
> Sergey Senozhatsky <senozhatsky@chromium.org>; Rasmus Villemoes
> <linux@rasmusvillemoes.dk>; Jonathan Corbet <corbet@lwn.net>; Alexander
> Viro <viro@zeniv.linux.org.uk>; Linus Torvalds <torvalds@linux-
> foundation.org>; Peter Zijlstra (Intel) <peterz@infradead.org>; Eric
> Biggers <ebiggers@google.com>; Ahmed S. Darwish <a.darwish@linutronix.de>;
> linux-doc@vger.kernel.org; linux-kernel@vger.kernel.org; linux-
> fsdevel@vger.kernel.org; Matthew Wilcox <willy@infradead.org>; Christoph
> Hellwig <hch@infradead.org>; nd <nd@arm.com>
> Subject: Re: [PATCH v5 1/4] fs: introduce helper d_path_unsafe()
>
> On Wed, Jun 23, 2021 at 02:02:45AM +0000, Justin He wrote:
> > > From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> > > Sent: Tuesday, June 22, 2021 10:37 PM
> > > On Tue, Jun 22, 2021 at 10:06:31PM +0800, Jia He wrote:
>
> ...
>
> > > > * prepend_name - prepend a pathname in front of current buffer
> pointer
> > > > - * @buffer: buffer pointer
> > > > - * @buflen: allocated length of the buffer
> > > > + * @p: prepend buffer which contains buffer pointer and allocated
> length
> > >
> > > > * @name: name string and length qstr structure
> > >
> > > Indentation issue btw, can be fixed in the same patch.
> >
> > Okay
> > >
> > > > *
> > > > * With RCU path tracing, it may race with d_move(). Use READ_ONCE()
> to
> > >
> > > Shouldn't this be a separate change with corresponding Fixes tag?
> >
> > Sorry, I don't quite understand here.
> > What do you want to fix?
>
> Kernel doc. The Fixes tag should correspond to the changes that missed the
> update of kernel doc.
Ah, I got your point.
Actually, this is originated from an unmerged patch [1]
[1] https://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git/commit/?h=work.d_path&id=ad08ae586586ea9e2c0228a3d5a083500ea54202
I will ping Al Viro to fix this
--
Cheers,
Justin (Jia He)
next prev parent reply other threads:[~2021-06-24 2:35 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-22 14:06 [PATCH v5 0/4] make '%pD' print the full path of file Jia He
2021-06-22 14:06 ` [PATCH v5 1/4] fs: introduce helper d_path_unsafe() Jia He
2021-06-22 14:36 ` Andy Shevchenko
2021-06-23 2:02 ` Justin He
2021-06-23 9:07 ` Andy Shevchenko
2021-06-24 2:35 ` Justin He [this message]
2021-06-24 9:26 ` Petr Mladek
2021-06-24 10:48 ` Andy Shevchenko
2021-06-22 14:06 ` [PATCH v5 2/4] lib/vsprintf.c: make '%pD' print the full path of file Jia He
2021-06-22 14:39 ` Andy Shevchenko
2021-06-23 3:14 ` Justin He
2021-06-24 8:46 ` Petr Mladek
2021-06-24 9:01 ` Justin He
2021-06-22 14:06 ` [PATCH v5 3/4] lib/test_printf.c: split write-beyond-buffer check in two Jia He
2021-06-22 14:06 ` [PATCH v5 4/4] lib/test_printf.c: add test cases for '%pD' Jia He
2021-06-22 14:41 ` Andy Shevchenko
2021-06-22 20:51 ` Rasmus Villemoes
2021-06-23 3:27 ` Justin He
2021-06-22 14:43 ` [PATCH v5 0/4] make '%pD' print the full path of file Andy Shevchenko
2021-06-23 4:13 ` Justin He
2021-06-23 9:12 ` Andy Shevchenko
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