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From: Mikulas Patocka <mpatocka@redhat.com>
To: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: Michal Hocko <mhocko@kernel.org>,
	David Rientjes <rientjes@google.com>,
	dm-devel@redhat.com, eric.dumazet@gmail.com, mst@redhat.com,
	netdev@vger.kernel.org, jasowang@redhat.com,
	Randy Dunlap <rdunlap@infradead.org>,
	linux-kernel@vger.kernel.org,
	Matthew Wilcox <willy@infradead.org>,
	linux-mm@kvack.org, edumazet@google.com,
	Andrew Morton <akpm@linux-foundation.org>,
	virtualization@lists.linux-foundation.org,
	David Miller <davem@davemloft.net>,
	Vlastimil Babka <vbabka@suse.cz>
Subject: Re: [dm-devel] [PATCH v5] fault-injection: introduce kvmalloc fallback options
Date: Thu, 26 Apr 2018 11:44:21 -0400 (EDT)	[thread overview]
Message-ID: <alpine.LRH.2.02.1804261142480.21152@file01.intranet.prod.int.rdu2.redhat.com> (raw)
In-Reply-To: <1524756256.3226.7.camel@HansenPartnership.com>

[-- Attachment #1: Type: TEXT/PLAIN, Size: 794 bytes --]



On Thu, 26 Apr 2018, James Bottomley wrote:

> On Thu, 2018-04-26 at 11:05 -0400, Mikulas Patocka wrote:
> > 
> > On Thu, 26 Apr 2018, James Bottomley wrote:
> [...]
> > > Perhaps find out beforehand instead of insisting on an approach
> > without
> > > knowing.  On openSUSE the grub config is built from the files in
> > > /etc/grub.d/ so any package can add a kernel option (and various
> > > conditions around activating it) simply by adding a new file.
> > 
> > And then, different versions of the debug kernel will clash when 
> > attempting to create the same file.
> 
> Don't be silly ... there are many ways of coping with that in rpm/dpkg.

I know you can deal with it - but how many lines of code will that 
consume? Multiplied by the total number of rpm-based distros.

Mikulas

WARNING: multiple messages have this Message-ID (diff)
From: Mikulas Patocka <mpatocka@redhat.com>
To: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: eric.dumazet@gmail.com, mst@redhat.com, netdev@vger.kernel.org,
	Randy Dunlap <rdunlap@infradead.org>,
	linux-kernel@vger.kernel.org,
	Matthew Wilcox <willy@infradead.org>,
	Michal Hocko <mhocko@kernel.org>,
	linux-mm@kvack.org, dm-devel@redhat.com,
	Vlastimil Babka <vbabka@suse.cz>,
	David Rientjes <rientjes@google.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	virtualization@lists.linux-foundation.org,
	David Miller <davem@davemloft.net>,
	edumazet@google.com
Subject: Re: [dm-devel] [PATCH v5] fault-injection: introduce kvmalloc fallback options
Date: Thu, 26 Apr 2018 11:44:21 -0400 (EDT)	[thread overview]
Message-ID: <alpine.LRH.2.02.1804261142480.21152@file01.intranet.prod.int.rdu2.redhat.com> (raw)
In-Reply-To: <1524756256.3226.7.camel@HansenPartnership.com>

[-- Attachment #1: Type: TEXT/PLAIN, Size: 794 bytes --]



On Thu, 26 Apr 2018, James Bottomley wrote:

> On Thu, 2018-04-26 at 11:05 -0400, Mikulas Patocka wrote:
> > 
> > On Thu, 26 Apr 2018, James Bottomley wrote:
> [...]
> > > Perhaps find out beforehand instead of insisting on an approach
> > without
> > > knowing.  On openSUSE the grub config is built from the files in
> > > /etc/grub.d/ so any package can add a kernel option (and various
> > > conditions around activating it) simply by adding a new file.
> > 
> > And then, different versions of the debug kernel will clash when 
> > attempting to create the same file.
> 
> Don't be silly ... there are many ways of coping with that in rpm/dpkg.

I know you can deal with it - but how many lines of code will that 
consume? Multiplied by the total number of rpm-based distros.

Mikulas

[-- Attachment #2: Type: text/plain, Size: 183 bytes --]

_______________________________________________
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Virtualization@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/virtualization

WARNING: multiple messages have this Message-ID (diff)
From: Mikulas Patocka <mpatocka@redhat.com>
To: James Bottomley <James.Bottomley@HansenPartnership.com>
Cc: Michal Hocko <mhocko@kernel.org>,
	David Rientjes <rientjes@google.com>,
	dm-devel@redhat.com, eric.dumazet@gmail.com, mst@redhat.com,
	netdev@vger.kernel.org, jasowang@redhat.com,
	Randy Dunlap <rdunlap@infradead.org>,
	linux-kernel@vger.kernel.org,
	Matthew Wilcox <willy@infradead.org>,
	linux-mm@kvack.org, edumazet@google.com,
	Andrew Morton <akpm@linux-foundation.org>,
	virtualization@lists.linux-foundation.org,
	David Miller <davem@davemloft.net>,
	Vlastimil Babka <vbabka@suse.cz>
Subject: Re: [dm-devel] [PATCH v5] fault-injection: introduce kvmalloc fallback options
Date: Thu, 26 Apr 2018 11:44:21 -0400 (EDT)	[thread overview]
Message-ID: <alpine.LRH.2.02.1804261142480.21152@file01.intranet.prod.int.rdu2.redhat.com> (raw)
In-Reply-To: <1524756256.3226.7.camel@HansenPartnership.com>

[-- Attachment #1: Type: TEXT/PLAIN, Size: 794 bytes --]



On Thu, 26 Apr 2018, James Bottomley wrote:

> On Thu, 2018-04-26 at 11:05 -0400, Mikulas Patocka wrote:
> > 
> > On Thu, 26 Apr 2018, James Bottomley wrote:
> [...]
> > > Perhaps find out beforehand instead of insisting on an approach
> > without
> > > knowing.A  On openSUSE the grub config is built from the files in
> > > /etc/grub.d/ so any package can add a kernel option (and various
> > > conditions around activating it) simply by adding a new file.
> > 
> > And then, different versions of the debug kernel will clash whenA 
> > attempting to create the same file.
> 
> Don't be silly ... there are many ways of coping with that in rpm/dpkg.

I know you can deal with it - but how many lines of code will that 
consume? Multiplied by the total number of rpm-based distros.

Mikulas

  reply	other threads:[~2018-04-26 15:44 UTC|newest]

Thread overview: 218+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-18 14:34 [PATCH] net: don't use kvzalloc for DMA memory Mikulas Patocka
2018-04-18 16:05 ` Eric Dumazet
2018-04-18 16:44   ` Mikulas Patocka
2018-04-18 16:44   ` Mikulas Patocka
2018-04-18 16:51     ` Eric Dumazet
2018-04-18 16:51     ` Eric Dumazet
2018-04-18 17:47       ` David Miller
2018-04-18 17:47         ` David Miller
2018-04-18 17:55         ` Mikulas Patocka
2018-04-18 17:55         ` Mikulas Patocka
2018-04-18 18:00         ` Michael S. Tsirkin
2018-04-18 18:00           ` Michael S. Tsirkin
2018-04-18 17:49       ` Mikulas Patocka
2018-04-18 17:49       ` Mikulas Patocka
2018-04-18 16:51     ` Eric Dumazet
2018-04-18 17:46     ` David Miller
2018-04-18 17:53       ` Mikulas Patocka
2018-04-19 16:12         ` [PATCH] kvmalloc: always use vmalloc if CONFIG_DEBUG_VM Mikulas Patocka
2018-04-19 16:12         ` Mikulas Patocka
2018-04-19 16:25           ` Eric Dumazet
2018-04-19 16:25             ` Eric Dumazet
2018-04-19 16:28             ` Mikulas Patocka
2018-04-19 16:28             ` Mikulas Patocka
2018-04-19 16:43           ` Michael S. Tsirkin
2018-04-19 21:27             ` [PATCH] kvmalloc: always use vmalloc if CONFIG_DEBUG_SG Mikulas Patocka
2018-04-19 21:27             ` Mikulas Patocka
2018-04-19 16:43           ` [PATCH] kvmalloc: always use vmalloc if CONFIG_DEBUG_VM Michael S. Tsirkin
2018-04-19 18:28           ` Vlastimil Babka
2018-04-19 18:28           ` Vlastimil Babka
2018-04-19 19:47           ` Andrew Morton
2018-04-19 19:47           ` Andrew Morton
2018-04-19 21:19             ` Mikulas Patocka
2018-04-19 21:19               ` Mikulas Patocka
2018-04-19 23:22               ` Andrew Morton
2018-04-19 23:22               ` Andrew Morton
2018-04-20 12:16                 ` Mikulas Patocka
2018-04-20 12:16                 ` Mikulas Patocka
2018-04-20 11:47           ` Matthew Wilcox
2018-04-20 11:47             ` Matthew Wilcox
2018-04-20 12:20             ` Mikulas Patocka
2018-04-23 15:25               ` Michael S. Tsirkin
2018-04-23 15:25               ` Michael S. Tsirkin
2018-04-20 12:20             ` Mikulas Patocka
2018-04-20 13:08           ` Michal Hocko
2018-04-20 13:08             ` Michal Hocko
2018-04-20 13:41             ` Matthew Wilcox
2018-04-20 13:41             ` Matthew Wilcox
2018-04-20 13:49               ` Michal Hocko
2018-04-20 13:49               ` Michal Hocko
2018-04-20 20:56                 ` Mikulas Patocka
2018-04-20 20:56                 ` Mikulas Patocka
2018-04-20 20:54             ` Mikulas Patocka
2018-04-20 21:02               ` Matthew Wilcox
2018-04-20 21:02               ` Matthew Wilcox
2018-04-20 21:21                 ` Mikulas Patocka
2018-04-21 14:47                   ` Matthew Wilcox
2018-04-22 13:03                     ` Michal Hocko
2018-04-22 13:03                     ` Michal Hocko
2018-04-23 14:24                       ` Mikulas Patocka
2018-04-23 15:10                         ` Michal Hocko
2018-04-23 15:10                         ` Michal Hocko
2018-04-23 23:20                           ` Mikulas Patocka
2018-04-23 23:20                             ` Mikulas Patocka
2018-04-23 14:24                       ` Mikulas Patocka
2018-04-23 14:06                     ` Mikulas Patocka
2018-04-23 14:06                     ` Mikulas Patocka
2018-04-23 15:15                       ` Michal Hocko
2018-04-23 15:15                       ` Michal Hocko
2018-04-24  0:06                         ` [PATCH v3] kvmalloc: always use vmalloc if CONFIG_DEBUG_SG Mikulas Patocka
2018-04-24  0:06                         ` Mikulas Patocka
2018-04-24  2:47                           ` David Rientjes
2018-04-24 11:04                             ` Mikulas Patocka
2018-04-24 11:04                               ` Mikulas Patocka
2018-04-24  3:46                           ` Matthew Wilcox
2018-04-24  3:46                           ` Matthew Wilcox
2018-04-24 12:29                             ` Mikulas Patocka
2018-04-24 12:29                             ` Mikulas Patocka
2018-04-24 17:16                               ` Matthew Wilcox
2018-04-24 18:41                                 ` Mikulas Patocka
2018-04-24 18:41                                 ` Mikulas Patocka
2018-05-15  1:13                                   ` Joonsoo Kim
2018-05-15  1:13                                   ` Joonsoo Kim
2018-04-24 17:16                               ` Matthew Wilcox
2018-04-24 12:51                           ` Michal Hocko
2018-04-24 12:51                             ` Michal Hocko
2018-04-24 15:50                             ` Mikulas Patocka
2018-04-24 16:29                               ` Michal Hocko
2018-04-24 17:00                                 ` Mikulas Patocka
2018-04-24 17:00                                   ` Mikulas Patocka
2018-04-24 17:03                                   ` Michal Hocko
2018-04-24 17:03                                     ` Michal Hocko
2018-04-24 17:28                                     ` Mikulas Patocka
2018-04-24 17:38                                       ` Michal Hocko
2018-04-24 17:38                                       ` Michal Hocko
2018-04-25 20:02                                         ` [PATCH] fault-injection: reorder config entries Mikulas Patocka
2018-04-25 20:02                                           ` Mikulas Patocka
2018-04-26  3:21                                           ` Randy Dunlap
2018-04-26  3:21                                           ` Randy Dunlap
2018-04-25 20:02                                         ` [PATCH v4] fault-injection: introduce kvmalloc fallback options Mikulas Patocka
2018-04-25 20:02                                         ` Mikulas Patocka
2018-04-25 20:20                                           ` Randy Dunlap
2018-04-25 20:20                                             ` Randy Dunlap
2018-04-25 20:57                                             ` [PATCH v5] " Mikulas Patocka
2018-04-25 20:57                                               ` Mikulas Patocka
2018-04-25 21:11                                               ` Randy Dunlap
2018-04-25 21:11                                                 ` Randy Dunlap
2018-04-25 21:18                                               ` David Rientjes
2018-04-25 21:22                                                 ` Mikulas Patocka
2018-04-25 21:22                                                 ` Mikulas Patocka
2018-04-25 22:17                                                   ` [dm-devel] " James Bottomley
2018-04-25 22:17                                                     ` James Bottomley
2018-04-25 22:42                                                     ` Mikulas Patocka
2018-04-25 22:42                                                       ` Mikulas Patocka
2018-04-25 22:49                                                       ` David Rientjes
2018-04-25 22:56                                                         ` Mikulas Patocka
2018-04-25 22:56                                                         ` Mikulas Patocka
2018-04-26 12:58                                                       ` Michal Hocko
2018-04-26 12:58                                                         ` Michal Hocko
2018-04-26 14:28                                                         ` Mikulas Patocka
2018-04-26 14:28                                                           ` Mikulas Patocka
2018-04-26 14:45                                                           ` [dm-devel] " James Bottomley
2018-04-26 14:45                                                             ` James Bottomley
2018-04-26 15:05                                                             ` Mikulas Patocka
2018-04-26 15:05                                                               ` Mikulas Patocka
2018-04-26 15:24                                                               ` James Bottomley
2018-04-26 15:24                                                                 ` James Bottomley
2018-04-26 15:44                                                                 ` Mikulas Patocka [this message]
2018-04-26 15:44                                                                   ` Mikulas Patocka
2018-04-26 15:44                                                                   ` Mikulas Patocka
2018-04-26 15:59                                                                   ` Michael S. Tsirkin
2018-04-26 15:59                                                                     ` Michael S. Tsirkin
2018-04-26 16:07                                                                     ` Mikulas Patocka
2018-04-26 16:07                                                                       ` Mikulas Patocka
2018-04-26 18:49                                                                       ` Michael S. Tsirkin
2018-04-26 18:54                                                                         ` Mikulas Patocka
2018-04-26 18:54                                                                           ` Mikulas Patocka
2018-04-26 19:14                                                                           ` Michael S. Tsirkin
2018-04-26 19:14                                                                           ` Michael S. Tsirkin
2018-04-26 19:36                                                                             ` Mikulas Patocka
2018-04-26 19:36                                                                               ` Mikulas Patocka
2018-04-26 19:45                                                                               ` Michael S. Tsirkin
2018-04-26 19:45                                                                                 ` Michael S. Tsirkin
2018-04-26 20:05                                                                                 ` Mikulas Patocka
2018-04-26 20:05                                                                                 ` Mikulas Patocka
2018-04-26 18:49                                                                       ` Michael S. Tsirkin
2018-04-26 16:07                                                                     ` Mikulas Patocka
2018-04-26 18:58                                                                     ` Mikulas Patocka
2018-04-26 18:58                                                                     ` Mikulas Patocka
2018-04-26 19:05                                                                       ` Michael S. Tsirkin
2018-04-26 19:05                                                                       ` Michael S. Tsirkin
2018-04-26 15:59                                                                   ` Michael S. Tsirkin
2018-04-26 15:55                                                                 ` Mikulas Patocka
2018-04-26 15:55                                                                 ` Mikulas Patocka
2018-04-26 15:05                                                             ` Mikulas Patocka
2018-04-26 14:28                                                         ` Mikulas Patocka
2018-04-25 22:42                                                     ` Mikulas Patocka
2018-04-25 23:00                                                     ` Mikulas Patocka
2018-04-25 23:00                                                       ` Mikulas Patocka
2018-04-25 23:00                                                       ` Mikulas Patocka
2018-04-25 23:08                                                       ` James Bottomley
2018-04-25 23:08                                                         ` James Bottomley
2018-04-26 14:55                                                         ` Mikulas Patocka
2018-04-26 14:55                                                         ` Mikulas Patocka
2018-04-26 14:55                                                           ` Mikulas Patocka
2018-04-26 14:55                                                           ` Mikulas Patocka
2018-04-26 15:22                                                           ` Mikulas Patocka
2018-04-26 15:22                                                           ` Mikulas Patocka
2018-04-26 15:22                                                             ` Mikulas Patocka
2018-04-26 18:58                                                         ` John Stoffel
2018-04-26 21:50                                                           ` Mikulas Patocka
2018-04-26 21:50                                                             ` Mikulas Patocka
2018-04-26 22:21                                                             ` Michael S. Tsirkin
2018-04-26 22:52                                                               ` Mikulas Patocka
2018-04-26 22:52                                                                 ` Mikulas Patocka
2018-04-27  8:25                                                                 ` Michal Hocko
2018-04-27  8:25                                                                 ` Michal Hocko
2018-04-27 10:20                                                                   ` Mikulas Patocka
2018-04-27 10:20                                                                   ` Mikulas Patocka
2018-04-27 23:20                                                               ` Mikulas Patocka
2018-04-27 23:20                                                               ` Mikulas Patocka
2018-04-26 22:21                                                             ` Michael S. Tsirkin
2018-04-30 18:27                                                             ` John Stoffel
2018-04-30 21:07                                                               ` Mikulas Patocka
2018-05-02 13:38                                                                 ` John Stoffel
2018-05-03 17:40                                                                   ` Mikulas Patocka
2018-05-03 17:40                                                                   ` Mikulas Patocka
2018-04-30 21:07                                                               ` Mikulas Patocka
2018-04-24 17:28                                     ` [PATCH v3] kvmalloc: always use vmalloc if CONFIG_DEBUG_SG Mikulas Patocka
2018-04-24 16:29                               ` Michal Hocko
2018-04-24 15:50                             ` Mikulas Patocka
2018-04-24  0:25                         ` [PATCH] kvmalloc: always use vmalloc if CONFIG_DEBUG_VM Mikulas Patocka
2018-04-24 13:31                           ` Michal Hocko
2018-04-24 13:31                           ` Michal Hocko
2018-04-24 15:30                             ` Mikulas Patocka
2018-04-24 15:30                               ` Mikulas Patocka
2018-04-24 16:12                               ` Michal Hocko
2018-04-24 16:12                                 ` Michal Hocko
2018-04-24 16:29                                 ` Michal Hocko
2018-04-24 16:29                                   ` Michal Hocko
2018-04-24 16:33                                 ` Mikulas Patocka
2018-04-24 16:33                                   ` Mikulas Patocka
2018-05-02  0:36                                   ` Andrew Morton
2018-05-02  0:36                                     ` Andrew Morton
2018-05-02 13:33                                     ` Mike Snitzer
2018-05-02 13:40                                       ` [dm-devel] " John Stoffel
2018-05-02 13:33                                     ` Mike Snitzer
2018-05-03 17:32                                     ` [PATCH] " Mikulas Patocka
2018-05-03 17:32                                     ` Mikulas Patocka
2018-04-24  0:25                         ` Mikulas Patocka
2018-04-21 14:47                   ` Matthew Wilcox
2018-04-20 21:21                 ` Mikulas Patocka
2018-04-20 20:54             ` Mikulas Patocka
2018-04-18 17:53       ` [PATCH] net: don't use kvzalloc for DMA memory Mikulas Patocka
2018-04-18 17:46     ` David Miller
2018-04-18 17:45   ` David Miller
2018-04-18 17:55   ` Michael S. Tsirkin
2018-04-18 20:38     ` Eric Dumazet
2018-04-19  4:00       ` Michael S. Tsirkin

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