linux-bcache.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Michal Hocko <mhocko@suse.com>
To: Kent Overstreet <kent.overstreet@linux.dev>
Cc: Steven Rostedt <rostedt@goodmis.org>,
	Suren Baghdasaryan <surenb@google.com>,
	Mel Gorman <mgorman@suse.de>,
	Peter Zijlstra <peterz@infradead.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Vlastimil Babka <vbabka@suse.cz>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Roman Gushchin <roman.gushchin@linux.dev>,
	Davidlohr Bueso <dave@stgolabs.net>,
	Matthew Wilcox <willy@infradead.org>,
	"Liam R. Howlett" <liam.howlett@oracle.com>,
	David Vernet <void@manifault.com>,
	Juri Lelli <juri.lelli@redhat.com>,
	Laurent Dufour <ldufour@linux.ibm.com>,
	Peter Xu <peterx@redhat.com>,
	David Hildenbrand <david@redhat.com>,
	Jens Axboe <axboe@kernel.dk>,
	mcgrof@kernel.org, masahiroy@kernel.org, nathan@kernel.org,
	changbin.du@intel.com, ytcoode@gmail.com,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Benjamin Segall <bsegall@google.com>,
	Daniel Bristot de Oliveira <bristot@redhat.com>,
	Valentin Schneider <vschneid@redhat.com>,
	Christopher Lameter <cl@linux.com>,
	Pekka Enberg <penberg@kernel.org>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>,
	42.hyeyoo@gmail.com, Alexander Potapenko <glider@google.com>,
	Marco Elver <elver@google.com>,
	Dmitry Vyukov <dvyukov@google.com>,
	Shakeel Butt <shakeelb@google.com>,
	Muchun Song <songmuchun@bytedance.com>,
	arnd@arndb.de, jbaron@akamai.com,
	David Rientjes <rientjes@google.com>,
	Minchan Kim <minchan@google.com>,
	Kalesh Singh <kaleshsingh@google.com>,
	kernel-team <kernel-team@android.com>,
	linux-mm <linux-mm@kvack.org>,
	iommu@lists.linux.dev, kasan-dev@googlegroups.com,
	io-uring@vger.kernel.org, linux-arch@vger.kernel.org,
	xen-devel@lists.xenproject.org, linux-bcache@vger.kernel.org,
	linux-modules@vger.kernel.org,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH 00/30] Code tagging framework and applications
Date: Thu, 8 Sep 2022 09:12:45 +0200	[thread overview]
Message-ID: <YxmV7a2pnj1Kldzi@dhcp22.suse.cz> (raw)
In-Reply-To: <20220908063548.u4lqkhquuvkwzvda@kmo-framework>

On Thu 08-09-22 02:35:48, Kent Overstreet wrote:
> On Wed, Sep 07, 2022 at 09:45:18AM -0400, Steven Rostedt wrote:
> > On Wed, 7 Sep 2022 09:04:28 -0400
> > Kent Overstreet <kent.overstreet@linux.dev> wrote:
> > 
> > > On Wed, Sep 07, 2022 at 01:00:09PM +0200, Michal Hocko wrote:
> > > > Hmm, it seems that further discussion doesn't really make much sense
> > > > here. I know how to use my time better.  
> > > 
> > > Just a thought, but I generally find it more productive to propose ideas than to
> > > just be disparaging.
> > > 
> > 
> > But it's not Michal's job to do so. He's just telling you that the given
> > feature is not worth the burden. He's telling you the issues that he has
> > with the patch set. It's the submitter's job to address those concerns and
> > not the maintainer's to tell you how to make it better.
> > 
> > When Linus tells us that a submission is crap, we don't ask him how to make
> > it less crap, we listen to why he called it crap, and then rewrite to be
> > not so crappy. If we cannot figure it out, it doesn't get in.
> 
> When Linus tells someone a submission is crap, he _always_ has a sound, and
> _specific_ technical justification for doing so.
> 
> "This code is going to be a considerable maintenance burden" is vapid, and lazy.
> It's the kind of feedback made by someone who has looked at the number of lines
> of code a patch touches and not much more.

Then you have probably missed a huge part of my emails. Please
re-read. If those arguments are not clear, feel free to ask for
clarification. Reducing the whole my reasoning and objections to the
sentence above and calling that vapid and lazy is not only unfair but
also disrespectful.

-- 
Michal Hocko
SUSE Labs

  parent reply	other threads:[~2022-09-08  7:12 UTC|newest]

Thread overview: 138+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-30 21:48 [RFC PATCH 00/30] Code tagging framework and applications Suren Baghdasaryan
2022-08-30 21:48 ` [RFC PATCH 01/30] kernel/module: move find_kallsyms_symbol_value declaration Suren Baghdasaryan
2022-08-30 21:48 ` [RFC PATCH 02/30] lib/string_helpers: Drop space in string_get_size's output Suren Baghdasaryan
2022-08-30 21:48 ` [RFC PATCH 03/30] Lazy percpu counters Suren Baghdasaryan
2022-08-31 10:02   ` Mel Gorman
2022-08-31 15:37     ` Suren Baghdasaryan
2022-08-31 16:20     ` Kent Overstreet
2022-09-01  6:51   ` Peter Zijlstra
2022-09-01 14:32     ` Kent Overstreet
2022-09-01 14:48       ` Steven Rostedt
2022-09-01 15:43         ` Kent Overstreet
2022-09-01 18:59       ` Peter Zijlstra
2022-08-30 21:48 ` [RFC PATCH 04/30] scripts/kallysms: Always include __start and __stop symbols Suren Baghdasaryan
2022-08-30 21:48 ` [RFC PATCH 05/30] lib: code tagging framework Suren Baghdasaryan
2022-08-30 21:48 ` [RFC PATCH 06/30] lib: code tagging module support Suren Baghdasaryan
2022-08-30 21:48 ` [RFC PATCH 07/30] lib: add support for allocation tagging Suren Baghdasaryan
2022-08-30 21:48 ` [RFC PATCH 08/30] lib: introduce page " Suren Baghdasaryan
2022-08-30 21:48 ` [RFC PATCH 09/30] change alloc_pages name in dma_map_ops to avoid name conflicts Suren Baghdasaryan
2022-08-30 21:48 ` [RFC PATCH 10/30] mm: enable page allocation tagging for __get_free_pages and alloc_pages Suren Baghdasaryan
2022-08-31 10:11   ` Mel Gorman
2022-08-31 15:45     ` Suren Baghdasaryan
2022-08-31 15:52       ` Suren Baghdasaryan
2022-08-31 17:46     ` Kent Overstreet
2022-09-01  1:07       ` Suren Baghdasaryan
2022-09-01  7:41       ` Peter Zijlstra
2022-08-30 21:49 ` [RFC PATCH 11/30] mm: introduce slabobj_ext to support slab object extensions Suren Baghdasaryan
2022-09-01 23:35   ` Roman Gushchin
2022-09-02  0:23     ` Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 12/30] mm: introduce __GFP_NO_OBJ_EXT flag to selectively prevent slabobj_ext creation Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 13/30] mm/slab: introduce SLAB_NO_OBJ_EXT to avoid obj_ext creation Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 14/30] mm: prevent slabobj_ext allocations for slabobj_ext and kmem_cache objects Suren Baghdasaryan
2022-09-01 23:40   ` Roman Gushchin
2022-09-02  0:24     ` Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 15/30] lib: introduce slab allocation tagging Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 16/30] mm: enable slab allocation tagging for kmalloc and friends Suren Baghdasaryan
2022-09-01 23:50   ` Roman Gushchin
2022-08-30 21:49 ` [RFC PATCH 17/30] lib/string.c: strsep_no_empty() Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 18/30] codetag: add codetag query helper functions Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 19/30] move stack capture functionality into a separate function for reuse Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 20/30] lib: introduce support for storing code tag context Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 21/30] lib: implement context capture support for page and slab allocators Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 22/30] Code tagging based fault injection Suren Baghdasaryan
2022-08-31  1:51   ` Randy Dunlap
2022-08-31 15:56     ` Suren Baghdasaryan
2022-08-31 10:37   ` Dmitry Vyukov
2022-08-31 15:51     ` Suren Baghdasaryan
2022-08-31 17:30     ` Kent Overstreet
2022-09-01  8:43       ` Dmitry Vyukov
2022-08-30 21:49 ` [RFC PATCH 23/30] timekeeping: Add a missing include Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 24/30] wait: Clean up waitqueue_entry initialization Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 25/30] lib/time_stats: New library for statistics on events Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 26/30] bcache: Convert to lib/time_stats Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 27/30] Code tagging based latency tracking Suren Baghdasaryan
2022-08-31  1:53   ` Randy Dunlap
2022-08-31 15:55     ` Suren Baghdasaryan
2022-09-01  7:11   ` Peter Zijlstra
2022-09-01 14:43     ` Kent Overstreet
2022-09-01 21:38   ` Steven Rostedt
2022-09-01 21:46     ` Steven Rostedt
2022-09-01 21:54     ` Kent Overstreet
2022-09-01 22:34       ` Steven Rostedt
2022-09-01 22:55         ` Kent Overstreet
2022-09-02  0:23           ` Steven Rostedt
2022-09-02  1:35             ` Kent Overstreet
2022-09-02  1:59               ` Steven Rostedt
2022-08-30 21:49 ` [RFC PATCH 28/30] Improved symbolic error names Suren Baghdasaryan
2022-09-01 23:19   ` Joe Perches
2022-09-01 23:26     ` Kent Overstreet
2022-08-30 21:49 ` [RFC PATCH 29/30] dyndbg: Convert to code tagging Suren Baghdasaryan
2022-08-30 21:49 ` [RFC PATCH 30/30] MAINTAINERS: Add entries for code tagging & related Suren Baghdasaryan
2022-08-31  7:38 ` [RFC PATCH 00/30] Code tagging framework and applications Peter Zijlstra
2022-08-31  8:42   ` Kent Overstreet
2022-08-31 10:19     ` Mel Gorman
2022-08-31 10:47       ` Michal Hocko
2022-08-31 15:28         ` Suren Baghdasaryan
2022-08-31 16:48           ` Suren Baghdasaryan
2022-08-31 19:01         ` Kent Overstreet
2022-08-31 20:56           ` Yosry Ahmed
2022-08-31 21:38             ` Suren Baghdasaryan
2022-09-01 22:27             ` Roman Gushchin
2022-09-01 22:37               ` Kent Overstreet
2022-09-01 22:53                 ` Roman Gushchin
2022-09-01 23:36                   ` Suren Baghdasaryan
2022-09-02  0:17                   ` Kent Overstreet
2022-09-02  1:04                     ` Roman Gushchin
2022-09-02  1:16                       ` Kent Overstreet
2022-09-02 12:02                       ` Jens Axboe
2022-09-02 19:48                         ` Kent Overstreet
2022-09-02 19:53                           ` Jens Axboe
2022-09-02 20:05                             ` Kent Overstreet
2022-09-02 20:23                               ` Jens Axboe
2022-09-01  7:18           ` Michal Hocko
2022-09-01 15:33             ` Suren Baghdasaryan
2022-09-01 19:15               ` Michal Hocko
2022-09-01 19:39                 ` Suren Baghdasaryan
2022-09-01 20:15                   ` Kent Overstreet
2022-09-05  8:49                     ` Michal Hocko
2022-09-05 23:46                       ` Kent Overstreet
2022-09-06  7:23                         ` Michal Hocko
2022-09-06 18:20                           ` Kent Overstreet
2022-09-07 11:00                             ` Michal Hocko
2022-09-07 13:04                               ` Kent Overstreet
2022-09-07 13:45                                 ` Steven Rostedt
2022-09-08  6:35                                   ` Kent Overstreet
2022-09-08  6:49                                     ` Suren Baghdasaryan
2022-09-08  7:07                                       ` Kent Overstreet
2022-09-08  7:12                                     ` Michal Hocko [this message]
2022-09-08  7:29                                       ` Kent Overstreet
2022-09-08  7:47                                         ` Michal Hocko
2022-09-05  1:32                 ` Suren Baghdasaryan
2022-09-05  8:12                   ` Michal Hocko
2022-09-05  8:58                     ` Marco Elver
2022-09-05 18:07                       ` Suren Baghdasaryan
2022-09-05 18:03                     ` Suren Baghdasaryan
2022-09-06  8:01                       ` Michal Hocko
2022-09-06 15:35                         ` Suren Baghdasaryan
2022-09-05 15:07                   ` Steven Rostedt
2022-09-05 18:08                     ` Suren Baghdasaryan
2022-09-05 20:42                       ` Kent Overstreet
2022-09-05 22:16                         ` Steven Rostedt
2022-09-05 23:50                           ` Kent Overstreet
2022-09-01  8:05           ` David Hildenbrand
2022-09-01 14:23             ` Kent Overstreet
2022-09-01 15:07               ` David Hildenbrand
2022-09-01 15:39                 ` Suren Baghdasaryan
2022-09-01 15:48                 ` Kent Overstreet
2022-08-31 15:59       ` Kent Overstreet
2022-09-01  7:05         ` Peter Zijlstra
2022-09-01  7:36           ` Daniel Bristot de Oliveira
2022-09-01  7:42           ` Peter Zijlstra
2022-09-01 11:05         ` Mel Gorman
2022-09-01 16:31           ` Kent Overstreet
2022-09-01  7:00       ` Peter Zijlstra
2022-09-01 14:29         ` Kent Overstreet
2022-09-05 18:44       ` Nadav Amit
2022-09-05 19:16         ` Steven Rostedt
2022-09-01  4:52 ` Oscar Salvador
2022-09-01  5:05   ` Suren Baghdasaryan

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=YxmV7a2pnj1Kldzi@dhcp22.suse.cz \
    --to=mhocko@suse.com \
    --cc=42.hyeyoo@gmail.com \
    --cc=akpm@linux-foundation.org \
    --cc=arnd@arndb.de \
    --cc=axboe@kernel.dk \
    --cc=bristot@redhat.com \
    --cc=bsegall@google.com \
    --cc=changbin.du@intel.com \
    --cc=cl@linux.com \
    --cc=dave@stgolabs.net \
    --cc=david@redhat.com \
    --cc=dietmar.eggemann@arm.com \
    --cc=dvyukov@google.com \
    --cc=elver@google.com \
    --cc=glider@google.com \
    --cc=hannes@cmpxchg.org \
    --cc=iamjoonsoo.kim@lge.com \
    --cc=io-uring@vger.kernel.org \
    --cc=iommu@lists.linux.dev \
    --cc=jbaron@akamai.com \
    --cc=juri.lelli@redhat.com \
    --cc=kaleshsingh@google.com \
    --cc=kasan-dev@googlegroups.com \
    --cc=kent.overstreet@linux.dev \
    --cc=kernel-team@android.com \
    --cc=ldufour@linux.ibm.com \
    --cc=liam.howlett@oracle.com \
    --cc=linux-arch@vger.kernel.org \
    --cc=linux-bcache@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=linux-modules@vger.kernel.org \
    --cc=masahiroy@kernel.org \
    --cc=mcgrof@kernel.org \
    --cc=mgorman@suse.de \
    --cc=minchan@google.com \
    --cc=nathan@kernel.org \
    --cc=penberg@kernel.org \
    --cc=peterx@redhat.com \
    --cc=peterz@infradead.org \
    --cc=rientjes@google.com \
    --cc=roman.gushchin@linux.dev \
    --cc=rostedt@goodmis.org \
    --cc=shakeelb@google.com \
    --cc=songmuchun@bytedance.com \
    --cc=surenb@google.com \
    --cc=vbabka@suse.cz \
    --cc=vincent.guittot@linaro.org \
    --cc=void@manifault.com \
    --cc=vschneid@redhat.com \
    --cc=willy@infradead.org \
    --cc=xen-devel@lists.xenproject.org \
    --cc=ytcoode@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).