Re: svn commit: r342389 - head/share/man/man5

2018-12-28 Thread Chris Rees



On 28 December 2018 19:02:14 GMT+00:00, Niclas Zeising  
wrote:
>On 12/28/18 7:43 PM, Chris Rees wrote:
>> Hey,
>> 
>> On 28 December 2018 18:19:57 GMT+00:00, Niclas Zeising
> wrote:
>>> On 12/24/18 11:47 AM, Chris Rees wrote:
 Author: crees (doc,ports committer)
 Date: Mon Dec 24 10:47:48 2018
 New Revision: 342389
 URL: https://svnweb.freebsd.org/changeset/base/342389

 Log:
 Clarify kld_list format
 
 PR:docs/234248
 Submitted by:  David Fiander
 Submitted by:  Miroslav Lachman

 Modified:
 head/share/man/man5/rc.conf.5

 Modified: head/share/man/man5/rc.conf.5

>>>
>==
 --- head/share/man/man5/rc.conf.5  Mon Dec 24 06:14:32
>2018   (r342388)
 +++ head/share/man/man5/rc.conf.5  Mon Dec 24 10:47:48
>2018   (r342389)
 @@ -248,12 +248,14 @@ Default
.Pa /etc/ddb.conf .
.It Va kld_list
.Pq Vt str
 -A list of kernel modules to load right after the local
 -disks are mounted.
 +A whitespace-separated list of kernel modules to load right after
 +the local disks are mounted, without any
 +.Pa .ko
 +extension or path.
Loading modules at this point in the boot process is
much faster than doing it via
.Pa /boot/loader.conf
 -for those modules not necessary for mounting local disk.
 +for those modules not necessary for mounting local disks.
.It Va kldxref_enable
.Pq Vt bool
Set to
>>>
>>>
>>> Hi!
>>> Sorry for jumping into this so late.
>>> Please please PLEASE don't break loading modules by path in
>kld_list.
>>> This is used by the drm-kmod files to distinguish them from the base
>>> modules, and this has been communicated in documentation all over
>the
>>> place, including numerous ports.
>>>
>>> Can this please be reverted, or amended to match reality.
>>>
>>> In practice, adding both the path and the extension (.ko) to a
>module
>>> in
>>> kld_list works and the module loads.
>> 
>> As the code itself stands, it works for loading, but throws an error
>if you try to load an already loaded module adding a .ko extension.  In
>other words, it works but is wrong.  The path actually still does work,
>which was my mistake.
>> 
>> I'm awaiting approval for this, which correctly handles all cases:
>> 
>> https://reviews.freebsd.org/D18670
>> 
>> Konstantin has reviewed, but doesn't feel comfortable giving approval
>as it's not his area, which is fair enough.
>> 
>> Chris
>> 
>
>Ok.
>Will this continue to work when loading /path/to/foo.ko rather than 
>path/to/foo? (I assume it will)
>Regards

Unlike now, it will work correctly, including if the module is already loaded.

Chris

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Re: svn commit: r342389 - head/share/man/man5

2018-12-28 Thread Niclas Zeising

On 12/28/18 7:43 PM, Chris Rees wrote:

Hey,

On 28 December 2018 18:19:57 GMT+00:00, Niclas Zeising  
wrote:

On 12/24/18 11:47 AM, Chris Rees wrote:

Author: crees (doc,ports committer)
Date: Mon Dec 24 10:47:48 2018
New Revision: 342389
URL: https://svnweb.freebsd.org/changeset/base/342389

Log:
Clarify kld_list format

PR:		docs/234248

Submitted by:   David Fiander
Submitted by:   Miroslav Lachman

Modified:
head/share/man/man5/rc.conf.5

Modified: head/share/man/man5/rc.conf.5


==

--- head/share/man/man5/rc.conf.5   Mon Dec 24 06:14:32 2018
(r342388)
+++ head/share/man/man5/rc.conf.5   Mon Dec 24 10:47:48 2018
(r342389)
@@ -248,12 +248,14 @@ Default
   .Pa /etc/ddb.conf .
   .It Va kld_list
   .Pq Vt str
-A list of kernel modules to load right after the local
-disks are mounted.
+A whitespace-separated list of kernel modules to load right after
+the local disks are mounted, without any
+.Pa .ko
+extension or path.
   Loading modules at this point in the boot process is
   much faster than doing it via
   .Pa /boot/loader.conf
-for those modules not necessary for mounting local disk.
+for those modules not necessary for mounting local disks.
   .It Va kldxref_enable
   .Pq Vt bool
   Set to



Hi!
Sorry for jumping into this so late.
Please please PLEASE don't break loading modules by path in kld_list.
This is used by the drm-kmod files to distinguish them from the base
modules, and this has been communicated in documentation all over the
place, including numerous ports.

Can this please be reverted, or amended to match reality.

In practice, adding both the path and the extension (.ko) to a module
in
kld_list works and the module loads.


As the code itself stands, it works for loading, but throws an error if you try 
to load an already loaded module adding a .ko extension.  In other words, it 
works but is wrong.  The path actually still does work, which was my mistake.

I'm awaiting approval for this, which correctly handles all cases:

https://reviews.freebsd.org/D18670

Konstantin has reviewed, but doesn't feel comfortable giving approval as it's 
not his area, which is fair enough.

Chris



Ok.
Will this continue to work when loading /path/to/foo.ko rather than 
path/to/foo? (I assume it will)

Regards
--
Niclas Zeising
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Re: svn commit: r342389 - head/share/man/man5

2018-12-28 Thread Chris Rees
Hey,

On 28 December 2018 18:19:57 GMT+00:00, Niclas Zeising  
wrote:
>On 12/24/18 11:47 AM, Chris Rees wrote:
>> Author: crees (doc,ports committer)
>> Date: Mon Dec 24 10:47:48 2018
>> New Revision: 342389
>> URL: https://svnweb.freebsd.org/changeset/base/342389
>> 
>> Log:
>>Clarify kld_list format
>>
>>PR:   docs/234248
>>Submitted by: David Fiander
>>Submitted by: Miroslav Lachman
>> 
>> Modified:
>>head/share/man/man5/rc.conf.5
>> 
>> Modified: head/share/man/man5/rc.conf.5
>>
>==
>> --- head/share/man/man5/rc.conf.5Mon Dec 24 06:14:32 2018
>> (r342388)
>> +++ head/share/man/man5/rc.conf.5Mon Dec 24 10:47:48 2018
>> (r342389)
>> @@ -248,12 +248,14 @@ Default
>>   .Pa /etc/ddb.conf .
>>   .It Va kld_list
>>   .Pq Vt str
>> -A list of kernel modules to load right after the local
>> -disks are mounted.
>> +A whitespace-separated list of kernel modules to load right after
>> +the local disks are mounted, without any
>> +.Pa .ko
>> +extension or path.
>>   Loading modules at this point in the boot process is
>>   much faster than doing it via
>>   .Pa /boot/loader.conf
>> -for those modules not necessary for mounting local disk.
>> +for those modules not necessary for mounting local disks.
>>   .It Va kldxref_enable
>>   .Pq Vt bool
>>   Set to
>
>
>Hi!
>Sorry for jumping into this so late.
>Please please PLEASE don't break loading modules by path in kld_list. 
>This is used by the drm-kmod files to distinguish them from the base 
>modules, and this has been communicated in documentation all over the 
>place, including numerous ports.
>
>Can this please be reverted, or amended to match reality.
>
>In practice, adding both the path and the extension (.ko) to a module
>in 
>kld_list works and the module loads.

As the code itself stands, it works for loading, but throws an error if you try 
to load an already loaded module adding a .ko extension.  In other words, it 
works but is wrong.  The path actually still does work, which was my mistake.

I'm awaiting approval for this, which correctly handles all cases:

https://reviews.freebsd.org/D18670

Konstantin has reviewed, but doesn't feel comfortable giving approval as it's 
not his area, which is fair enough.

Chris

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Re: svn commit: r342389 - head/share/man/man5

2018-12-28 Thread Niclas Zeising

On 12/24/18 11:47 AM, Chris Rees wrote:

Author: crees (doc,ports committer)
Date: Mon Dec 24 10:47:48 2018
New Revision: 342389
URL: https://svnweb.freebsd.org/changeset/base/342389

Log:
   Clarify kld_list format
   
   PR:		docs/234248

   Submitted by:David Fiander
   Submitted by:Miroslav Lachman

Modified:
   head/share/man/man5/rc.conf.5

Modified: head/share/man/man5/rc.conf.5
==
--- head/share/man/man5/rc.conf.5   Mon Dec 24 06:14:32 2018
(r342388)
+++ head/share/man/man5/rc.conf.5   Mon Dec 24 10:47:48 2018
(r342389)
@@ -248,12 +248,14 @@ Default
  .Pa /etc/ddb.conf .
  .It Va kld_list
  .Pq Vt str
-A list of kernel modules to load right after the local
-disks are mounted.
+A whitespace-separated list of kernel modules to load right after
+the local disks are mounted, without any
+.Pa .ko
+extension or path.
  Loading modules at this point in the boot process is
  much faster than doing it via
  .Pa /boot/loader.conf
-for those modules not necessary for mounting local disk.
+for those modules not necessary for mounting local disks.
  .It Va kldxref_enable
  .Pq Vt bool
  Set to



Hi!
Sorry for jumping into this so late.
Please please PLEASE don't break loading modules by path in kld_list. 
This is used by the drm-kmod files to distinguish them from the base 
modules, and this has been communicated in documentation all over the 
place, including numerous ports.


Can this please be reverted, or amended to match reality.

In practice, adding both the path and the extension (.ko) to a module in 
kld_list works and the module loads.


Regards
--
Niclas Zeising
FreeBSD Graphics Team
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Re: svn commit: r342389 - head/share/man/man5

2018-12-24 Thread Konstantin Belousov
On Mon, Dec 24, 2018 at 06:56:40PM +, Chris Rees wrote:
> On 24/12/2018 16:50, Konstantin Belousov wrote:
> > On Mon, Dec 24, 2018 at 03:34:57PM +, Chris Rees wrote:
> >> On 24/12/2018 13:37, Konstantin Belousov wrote:
> >>> On Mon, Dec 24, 2018 at 01:07:54PM +, Chris Rees wrote:
>  On 24/12/2018 11:23, Chris Rees wrote:
> > On 24 Dec 2018 11:17, Konstantin Belousov  wrote:
> >
> > On Mon, Dec 24, 2018 at 10:47:48AM +, Chris Rees wrote:
> > > Author: crees (doc,ports committer)
> > > Date: Mon Dec 24 10:47:48 2018
> > > New Revision: 342389
> > > URL: https://svnweb.freebsd.org/changeset/base/342389
> > >
> > > Log:
> > >   Clarify kld_list format
> > >  
> > >   PR: docs/234248
> > >   Submitted by: David Fiander
> > >   Submitted by: Miroslav Lachman
> > >
> > > Modified:
> > >   head/share/man/man5/rc.conf.5
> > >
> > > Modified: head/share/man/man5/rc.conf.5
> > >
> > 
> > ==
> > > --- head/share/man/man5/rc.conf.5 Mon Dec 24 06:14:32 2018
> > (r342388)
> > > +++ head/share/man/man5/rc.conf.5 Mon Dec 24 10:47:48 2018
> > (r342389)
> > > @@ -248,12 +248,14 @@ Default
> > >  .Pa /etc/ddb.conf .
> > >  .It Va kld_list
> > >  .Pq Vt str
> > > -A list of kernel modules to load right after the local
> > > -disks are mounted.
> > > +A whitespace-separated list of kernel modules to load right after
> > > +the local disks are mounted, without any
> > > +.Pa .ko
> > > +extension or path.
> > I think both extension and path are accepted if supplied.
> > It is the behaviour described in kldload(8).
> >
> >
> > That's true, but the kld rc script adds .ko, so providing the
> > extension will probably break, and it checks for existing modules
> > using the provided name as a regex, so that will also fail.
> >
> > I don't think that'd be hard to fix though, so I'll fix that and put a
> > patch up for review later.
>  Having looked again, rc.subr uses kldstat -v, so the path is indeed not
>  a problem, but the extension is-- removing any extension from _kld will
>  ensure that it will always match correctly.  At the moment it is
>  fragile, because it will load correctly the first time but hit an error
>  if the user has put the extension in and the module is already loaded.
> 
>  @RC people, does this look acceptable (I'll need approval please)?
> 
>  https://www.bayofrum.net/~crees/patches/rc-kld_list-extension.diff
> >>> I do not quite see a point in the check for the module presence.
> >>> Kernel already rejects already loaded modules (by module name).
> >> True; this code predates the -n option to kldload.  Using that makes the
> >> whole checking unnecessary.
> >>
> >> How about this one?
> >>
> >> https://www.bayofrum.net/~crees/patches/rc-kld_list-extension-2.diff
> > It looks reasonable to me.  I am not sure if we want to keep the options
> > for load_kld for benefit of the third-party scripts, or not.  E.g. we can
> > silently ignore them.
> 
> Yeah, my patch ignores them silently.  It has the added bonus of not
> needing to sweep the ports tree, with all the version issues that
> entails as the behaviour has slightly changed if the options are
> necessary at that point.
> 
> > How was this tested ?
> [crees@pegasus]~/workspace/src/head% sudo sh
> # . libexec/rc/rc.subr
> # kldstat |grep cuse
> # load_kld cuse4bsd
> # kldstat |grep cuse
> 15    1 0x818c3000 40a0 cuse.ko
> # load_kld cuse4bsd
> # load_kld doesntexist
> kldload: can't load doesntexist: No such file or directory
> sh: WARNING: Unable to load kernel module doesntexist
> # kldunload cuse
> # load_kld -m nothing -e noop /boot/modules/cuse4bsd.ko
> # kldstat |grep cuse
> 15    1 0x818c3000 4c80 cuse4bsd.ko
> # load_kld -m nothing -e noop /boot/modules/cuse4bsd.ko
> # load_kld -m nothing -e noop /boot/modules/cuse4bsd.ko
> # load_kld -m nothing -e noop /boot/modules/cuse4bsd.ko
> # kldstat |grep cuse
> 15    1 0x818c3000 4c80 cuse4bsd.ko
I suppose escapes are something that your mail agent inserted and not the
actual system output.

The script looks fine to me, but I am not the right person to stamp the
approval on the rc changes.

> #
> 
> It's rather a curiosity for me that cuse4bsd only loads as itself if
> called by path, but it doesn't happen with any other modules-- this was
> just to prove that full paths and extensions work correctly as
> intended.  My machine also boots fine.
> 
> Can you think of any other behaviour I'd need to check?
No, for me it looks good enough.
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Re: svn commit: r342389 - head/share/man/man5

2018-12-24 Thread Chris Rees
On 24/12/2018 16:50, Konstantin Belousov wrote:
> On Mon, Dec 24, 2018 at 03:34:57PM +, Chris Rees wrote:
>> On 24/12/2018 13:37, Konstantin Belousov wrote:
>>> On Mon, Dec 24, 2018 at 01:07:54PM +, Chris Rees wrote:
 On 24/12/2018 11:23, Chris Rees wrote:
> On 24 Dec 2018 11:17, Konstantin Belousov  wrote:
>
> On Mon, Dec 24, 2018 at 10:47:48AM +, Chris Rees wrote:
> > Author: crees (doc,ports committer)
> > Date: Mon Dec 24 10:47:48 2018
> > New Revision: 342389
> > URL: https://svnweb.freebsd.org/changeset/base/342389
> >
> > Log:
> >   Clarify kld_list format
> >  
> >   PR: docs/234248
> >   Submitted by: David Fiander
> >   Submitted by: Miroslav Lachman
> >
> > Modified:
> >   head/share/man/man5/rc.conf.5
> >
> > Modified: head/share/man/man5/rc.conf.5
> >
> 
> ==
> > --- head/share/man/man5/rc.conf.5 Mon Dec 24 06:14:32 2018
> (r342388)
> > +++ head/share/man/man5/rc.conf.5 Mon Dec 24 10:47:48 2018
> (r342389)
> > @@ -248,12 +248,14 @@ Default
> >  .Pa /etc/ddb.conf .
> >  .It Va kld_list
> >  .Pq Vt str
> > -A list of kernel modules to load right after the local
> > -disks are mounted.
> > +A whitespace-separated list of kernel modules to load right after
> > +the local disks are mounted, without any
> > +.Pa .ko
> > +extension or path.
> I think both extension and path are accepted if supplied.
> It is the behaviour described in kldload(8).
>
>
> That's true, but the kld rc script adds .ko, so providing the
> extension will probably break, and it checks for existing modules
> using the provided name as a regex, so that will also fail.
>
> I don't think that'd be hard to fix though, so I'll fix that and put a
> patch up for review later.
 Having looked again, rc.subr uses kldstat -v, so the path is indeed not
 a problem, but the extension is-- removing any extension from _kld will
 ensure that it will always match correctly.  At the moment it is
 fragile, because it will load correctly the first time but hit an error
 if the user has put the extension in and the module is already loaded.

 @RC people, does this look acceptable (I'll need approval please)?

 https://www.bayofrum.net/~crees/patches/rc-kld_list-extension.diff
>>> I do not quite see a point in the check for the module presence.
>>> Kernel already rejects already loaded modules (by module name).
>> True; this code predates the -n option to kldload.  Using that makes the
>> whole checking unnecessary.
>>
>> How about this one?
>>
>> https://www.bayofrum.net/~crees/patches/rc-kld_list-extension-2.diff
> It looks reasonable to me.  I am not sure if we want to keep the options
> for load_kld for benefit of the third-party scripts, or not.  E.g. we can
> silently ignore them.

Yeah, my patch ignores them silently.  It has the added bonus of not
needing to sweep the ports tree, with all the version issues that
entails as the behaviour has slightly changed if the options are
necessary at that point.

> How was this tested ?
[crees@pegasus]~/workspace/src/head% sudo sh
# . libexec/rc/rc.subr
# kldstat |grep cuse
# load_kld cuse4bsd
# kldstat |grep cuse
15    1 0x818c3000 40a0 cuse.ko
# load_kld cuse4bsd
# load_kld doesntexist
kldload: can't load doesntexist: No such file or directory
sh: WARNING: Unable to load kernel module doesntexist
# kldunload cuse
# load_kld -m nothing -e noop /boot/modules/cuse4bsd.ko
# kldstat |grep cuse
15    1 0x818c3000 4c80 cuse4bsd.ko
# load_kld -m nothing -e noop /boot/modules/cuse4bsd.ko
# load_kld -m nothing -e noop /boot/modules/cuse4bsd.ko
# load_kld -m nothing -e noop /boot/modules/cuse4bsd.ko
# kldstat |grep cuse
15    1 0x818c3000 4c80 cuse4bsd.ko
#

It's rather a curiosity for me that cuse4bsd only loads as itself if
called by path, but it doesn't happen with any other modules-- this was
just to prove that full paths and extensions work correctly as
intended.  My machine also boots fine.

Can you think of any other behaviour I'd need to check?

Chris

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Re: svn commit: r342389 - head/share/man/man5

2018-12-24 Thread Konstantin Belousov
On Mon, Dec 24, 2018 at 03:34:57PM +, Chris Rees wrote:
> On 24/12/2018 13:37, Konstantin Belousov wrote:
> > On Mon, Dec 24, 2018 at 01:07:54PM +, Chris Rees wrote:
> >> On 24/12/2018 11:23, Chris Rees wrote:
> >>> On 24 Dec 2018 11:17, Konstantin Belousov  wrote:
> >>>
> >>> On Mon, Dec 24, 2018 at 10:47:48AM +, Chris Rees wrote:
> >>> > Author: crees (doc,ports committer)
> >>> > Date: Mon Dec 24 10:47:48 2018
> >>> > New Revision: 342389
> >>> > URL: https://svnweb.freebsd.org/changeset/base/342389
> >>> >
> >>> > Log:
> >>> >   Clarify kld_list format
> >>> >  
> >>> >   PR: docs/234248
> >>> >   Submitted by: David Fiander
> >>> >   Submitted by: Miroslav Lachman
> >>> >
> >>> > Modified:
> >>> >   head/share/man/man5/rc.conf.5
> >>> >
> >>> > Modified: head/share/man/man5/rc.conf.5
> >>> >
> >>> 
> >>> ==
> >>> > --- head/share/man/man5/rc.conf.5 Mon Dec 24 06:14:32 2018
> >>> (r342388)
> >>> > +++ head/share/man/man5/rc.conf.5 Mon Dec 24 10:47:48 2018
> >>> (r342389)
> >>> > @@ -248,12 +248,14 @@ Default
> >>> >  .Pa /etc/ddb.conf .
> >>> >  .It Va kld_list
> >>> >  .Pq Vt str
> >>> > -A list of kernel modules to load right after the local
> >>> > -disks are mounted.
> >>> > +A whitespace-separated list of kernel modules to load right after
> >>> > +the local disks are mounted, without any
> >>> > +.Pa .ko
> >>> > +extension or path.
> >>> I think both extension and path are accepted if supplied.
> >>> It is the behaviour described in kldload(8).
> >>>
> >>>
> >>> That's true, but the kld rc script adds .ko, so providing the
> >>> extension will probably break, and it checks for existing modules
> >>> using the provided name as a regex, so that will also fail.
> >>>
> >>> I don't think that'd be hard to fix though, so I'll fix that and put a
> >>> patch up for review later.
> >> Having looked again, rc.subr uses kldstat -v, so the path is indeed not
> >> a problem, but the extension is-- removing any extension from _kld will
> >> ensure that it will always match correctly.  At the moment it is
> >> fragile, because it will load correctly the first time but hit an error
> >> if the user has put the extension in and the module is already loaded.
> >>
> >> @RC people, does this look acceptable (I'll need approval please)?
> >>
> >> https://www.bayofrum.net/~crees/patches/rc-kld_list-extension.diff
> > I do not quite see a point in the check for the module presence.
> > Kernel already rejects already loaded modules (by module name).
> 
> True; this code predates the -n option to kldload.  Using that makes the
> whole checking unnecessary.
> 
> How about this one?
> 
> https://www.bayofrum.net/~crees/patches/rc-kld_list-extension-2.diff

It looks reasonable to me.  I am not sure if we want to keep the options
for load_kld for benefit of the third-party scripts, or not.  E.g. we can
silently ignore them.

How was this tested ?
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Re: svn commit: r342389 - head/share/man/man5

2018-12-24 Thread Chris Rees
On 24/12/2018 13:37, Konstantin Belousov wrote:
> On Mon, Dec 24, 2018 at 01:07:54PM +, Chris Rees wrote:
>> On 24/12/2018 11:23, Chris Rees wrote:
>>> On 24 Dec 2018 11:17, Konstantin Belousov  wrote:
>>>
>>> On Mon, Dec 24, 2018 at 10:47:48AM +, Chris Rees wrote:
>>> > Author: crees (doc,ports committer)
>>> > Date: Mon Dec 24 10:47:48 2018
>>> > New Revision: 342389
>>> > URL: https://svnweb.freebsd.org/changeset/base/342389
>>> >
>>> > Log:
>>> >   Clarify kld_list format
>>> >  
>>> >   PR: docs/234248
>>> >   Submitted by: David Fiander
>>> >   Submitted by: Miroslav Lachman
>>> >
>>> > Modified:
>>> >   head/share/man/man5/rc.conf.5
>>> >
>>> > Modified: head/share/man/man5/rc.conf.5
>>> >
>>> 
>>> ==
>>> > --- head/share/man/man5/rc.conf.5 Mon Dec 24 06:14:32 2018
>>> (r342388)
>>> > +++ head/share/man/man5/rc.conf.5 Mon Dec 24 10:47:48 2018
>>> (r342389)
>>> > @@ -248,12 +248,14 @@ Default
>>> >  .Pa /etc/ddb.conf .
>>> >  .It Va kld_list
>>> >  .Pq Vt str
>>> > -A list of kernel modules to load right after the local
>>> > -disks are mounted.
>>> > +A whitespace-separated list of kernel modules to load right after
>>> > +the local disks are mounted, without any
>>> > +.Pa .ko
>>> > +extension or path.
>>> I think both extension and path are accepted if supplied.
>>> It is the behaviour described in kldload(8).
>>>
>>>
>>> That's true, but the kld rc script adds .ko, so providing the
>>> extension will probably break, and it checks for existing modules
>>> using the provided name as a regex, so that will also fail.
>>>
>>> I don't think that'd be hard to fix though, so I'll fix that and put a
>>> patch up for review later.
>> Having looked again, rc.subr uses kldstat -v, so the path is indeed not
>> a problem, but the extension is-- removing any extension from _kld will
>> ensure that it will always match correctly.  At the moment it is
>> fragile, because it will load correctly the first time but hit an error
>> if the user has put the extension in and the module is already loaded.
>>
>> @RC people, does this look acceptable (I'll need approval please)?
>>
>> https://www.bayofrum.net/~crees/patches/rc-kld_list-extension.diff
> I do not quite see a point in the check for the module presence.
> Kernel already rejects already loaded modules (by module name).

True; this code predates the -n option to kldload.  Using that makes the
whole checking unnecessary.

How about this one?

https://www.bayofrum.net/~crees/patches/rc-kld_list-extension-2.diff

Chris


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Re: svn commit: r342389 - head/share/man/man5

2018-12-24 Thread Konstantin Belousov
On Mon, Dec 24, 2018 at 01:07:54PM +, Chris Rees wrote:
> Hi again,
> 
> On 24/12/2018 11:23, Chris Rees wrote:
> > Hi Konstantin,
> >
> > On 24 Dec 2018 11:17, Konstantin Belousov  wrote:
> >
> > On Mon, Dec 24, 2018 at 10:47:48AM +, Chris Rees wrote:
> > > Author: crees (doc,ports committer)
> > > Date: Mon Dec 24 10:47:48 2018
> > > New Revision: 342389
> > > URL: https://svnweb.freebsd.org/changeset/base/342389
> > >
> > > Log:
> > >   Clarify kld_list format
> > >  
> > >   PR: docs/234248
> > >   Submitted by: David Fiander
> > >   Submitted by: Miroslav Lachman
> > >
> > > Modified:
> > >   head/share/man/man5/rc.conf.5
> > >
> > > Modified: head/share/man/man5/rc.conf.5
> > >
> > 
> > ==
> > > --- head/share/man/man5/rc.conf.5 Mon Dec 24 06:14:32 2018
> > (r342388)
> > > +++ head/share/man/man5/rc.conf.5 Mon Dec 24 10:47:48 2018
> > (r342389)
> > > @@ -248,12 +248,14 @@ Default
> > >  .Pa /etc/ddb.conf .
> > >  .It Va kld_list
> > >  .Pq Vt str
> > > -A list of kernel modules to load right after the local
> > > -disks are mounted.
> > > +A whitespace-separated list of kernel modules to load right after
> > > +the local disks are mounted, without any
> > > +.Pa .ko
> > > +extension or path.
> > I think both extension and path are accepted if supplied.
> > It is the behaviour described in kldload(8).
> >
> >
> > That's true, but the kld rc script adds .ko, so providing the
> > extension will probably break, and it checks for existing modules
> > using the provided name as a regex, so that will also fail.
> >
> > I don't think that'd be hard to fix though, so I'll fix that and put a
> > patch up for review later.
> 
> Having looked again, rc.subr uses kldstat -v, so the path is indeed not
> a problem, but the extension is-- removing any extension from _kld will
> ensure that it will always match correctly.  At the moment it is
> fragile, because it will load correctly the first time but hit an error
> if the user has put the extension in and the module is already loaded.
> 
> @RC people, does this look acceptable (I'll need approval please)?
> 
> https://www.bayofrum.net/~crees/patches/rc-kld_list-extension.diff

I do not quite see a point in the check for the module presence.
Kernel already rejects already loaded modules (by module name).
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Re: svn commit: r342389 - head/share/man/man5

2018-12-24 Thread Chris Rees
Hi again,

On 24/12/2018 11:23, Chris Rees wrote:
> Hi Konstantin,
>
> On 24 Dec 2018 11:17, Konstantin Belousov  wrote:
>
> On Mon, Dec 24, 2018 at 10:47:48AM +, Chris Rees wrote:
> > Author: crees (doc,ports committer)
> > Date: Mon Dec 24 10:47:48 2018
> > New Revision: 342389
> > URL: https://svnweb.freebsd.org/changeset/base/342389
> >
> > Log:
> >   Clarify kld_list format
> >  
> >   PR: docs/234248
> >   Submitted by: David Fiander
> >   Submitted by: Miroslav Lachman
> >
> > Modified:
> >   head/share/man/man5/rc.conf.5
> >
> > Modified: head/share/man/man5/rc.conf.5
> >
> 
> ==
> > --- head/share/man/man5/rc.conf.5 Mon Dec 24 06:14:32 2018
> (r342388)
> > +++ head/share/man/man5/rc.conf.5 Mon Dec 24 10:47:48 2018
> (r342389)
> > @@ -248,12 +248,14 @@ Default
> >  .Pa /etc/ddb.conf .
> >  .It Va kld_list
> >  .Pq Vt str
> > -A list of kernel modules to load right after the local
> > -disks are mounted.
> > +A whitespace-separated list of kernel modules to load right after
> > +the local disks are mounted, without any
> > +.Pa .ko
> > +extension or path.
> I think both extension and path are accepted if supplied.
> It is the behaviour described in kldload(8).
>
>
> That's true, but the kld rc script adds .ko, so providing the
> extension will probably break, and it checks for existing modules
> using the provided name as a regex, so that will also fail.
>
> I don't think that'd be hard to fix though, so I'll fix that and put a
> patch up for review later.

Having looked again, rc.subr uses kldstat -v, so the path is indeed not
a problem, but the extension is-- removing any extension from _kld will
ensure that it will always match correctly.  At the moment it is
fragile, because it will load correctly the first time but hit an error
if the user has put the extension in and the module is already loaded.

@RC people, does this look acceptable (I'll need approval please)?

https://www.bayofrum.net/~crees/patches/rc-kld_list-extension.diff

Chris


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Re: svn commit: r342389 - head/share/man/man5

2018-12-24 Thread Chris Rees


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Re: svn commit: r342389 - head/share/man/man5

2018-12-24 Thread Konstantin Belousov
On Mon, Dec 24, 2018 at 10:47:48AM +, Chris Rees wrote:
> Author: crees (doc,ports committer)
> Date: Mon Dec 24 10:47:48 2018
> New Revision: 342389
> URL: https://svnweb.freebsd.org/changeset/base/342389
> 
> Log:
>   Clarify kld_list format
>   
>   PR: docs/234248
>   Submitted by:   David Fiander
>   Submitted by:   Miroslav Lachman
> 
> Modified:
>   head/share/man/man5/rc.conf.5
> 
> Modified: head/share/man/man5/rc.conf.5
> ==
> --- head/share/man/man5/rc.conf.5 Mon Dec 24 06:14:32 2018
> (r342388)
> +++ head/share/man/man5/rc.conf.5 Mon Dec 24 10:47:48 2018
> (r342389)
> @@ -248,12 +248,14 @@ Default
>  .Pa /etc/ddb.conf .
>  .It Va kld_list
>  .Pq Vt str
> -A list of kernel modules to load right after the local
> -disks are mounted.
> +A whitespace-separated list of kernel modules to load right after
> +the local disks are mounted, without any
> +.Pa .ko
> +extension or path.
I think both extension and path are accepted if supplied.
It is the behaviour described in kldload(8).

>  Loading modules at this point in the boot process is
>  much faster than doing it via
>  .Pa /boot/loader.conf
> -for those modules not necessary for mounting local disk.
> +for those modules not necessary for mounting local disks.
>  .It Va kldxref_enable
>  .Pq Vt bool
>  Set to
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svn commit: r342389 - head/share/man/man5

2018-12-24 Thread Chris Rees
Author: crees (doc,ports committer)
Date: Mon Dec 24 10:47:48 2018
New Revision: 342389
URL: https://svnweb.freebsd.org/changeset/base/342389

Log:
  Clarify kld_list format
  
  PR:   docs/234248
  Submitted by: David Fiander
  Submitted by: Miroslav Lachman

Modified:
  head/share/man/man5/rc.conf.5

Modified: head/share/man/man5/rc.conf.5
==
--- head/share/man/man5/rc.conf.5   Mon Dec 24 06:14:32 2018
(r342388)
+++ head/share/man/man5/rc.conf.5   Mon Dec 24 10:47:48 2018
(r342389)
@@ -248,12 +248,14 @@ Default
 .Pa /etc/ddb.conf .
 .It Va kld_list
 .Pq Vt str
-A list of kernel modules to load right after the local
-disks are mounted.
+A whitespace-separated list of kernel modules to load right after
+the local disks are mounted, without any
+.Pa .ko
+extension or path.
 Loading modules at this point in the boot process is
 much faster than doing it via
 .Pa /boot/loader.conf
-for those modules not necessary for mounting local disk.
+for those modules not necessary for mounting local disks.
 .It Va kldxref_enable
 .Pq Vt bool
 Set to
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