Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-05 Thread Josh Poimboeuf
On Tue, Jun 05, 2018 at 10:42:23AM +0200, Jessica Yu wrote: > Livepatch modules are special in that we preserve their entire symbol > tables in order to be able to apply relocations after module load. The > unwanted side effect of this is that undefined (SHN_UNDEF) symbols of > livepatch modules

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-05 Thread Josh Poimboeuf
On Tue, Jun 05, 2018 at 10:42:23AM +0200, Jessica Yu wrote: > Livepatch modules are special in that we preserve their entire symbol > tables in order to be able to apply relocations after module load. The > unwanted side effect of this is that undefined (SHN_UNDEF) symbols of > livepatch modules

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-05 Thread Jessica Yu
+++ Josh Poimboeuf [04/06/18 18:02 -0500]: On Mon, Jun 04, 2018 at 05:56:05PM -0500, Josh Poimboeuf wrote: On Mon, Jun 04, 2018 at 09:54:12AM -0500, Josh Poimboeuf wrote: > On Mon, Jun 04, 2018 at 04:05:11PM +0200, Jessica Yu wrote: > > +++ Josh Poimboeuf [04/06/18 08:16 -0500]: > > > On Mon,

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-05 Thread Jessica Yu
+++ Josh Poimboeuf [04/06/18 18:02 -0500]: On Mon, Jun 04, 2018 at 05:56:05PM -0500, Josh Poimboeuf wrote: On Mon, Jun 04, 2018 at 09:54:12AM -0500, Josh Poimboeuf wrote: > On Mon, Jun 04, 2018 at 04:05:11PM +0200, Jessica Yu wrote: > > +++ Josh Poimboeuf [04/06/18 08:16 -0500]: > > > On Mon,

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-04 Thread Josh Poimboeuf
On Mon, Jun 04, 2018 at 05:56:05PM -0500, Josh Poimboeuf wrote: > On Mon, Jun 04, 2018 at 09:54:12AM -0500, Josh Poimboeuf wrote: > > On Mon, Jun 04, 2018 at 04:05:11PM +0200, Jessica Yu wrote: > > > +++ Josh Poimboeuf [04/06/18 08:16 -0500]: > > > > On Mon, Jun 04, 2018 at 03:01:31PM +0200,

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-04 Thread Josh Poimboeuf
On Mon, Jun 04, 2018 at 05:56:05PM -0500, Josh Poimboeuf wrote: > On Mon, Jun 04, 2018 at 09:54:12AM -0500, Josh Poimboeuf wrote: > > On Mon, Jun 04, 2018 at 04:05:11PM +0200, Jessica Yu wrote: > > > +++ Josh Poimboeuf [04/06/18 08:16 -0500]: > > > > On Mon, Jun 04, 2018 at 03:01:31PM +0200,

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-04 Thread Josh Poimboeuf
On Mon, Jun 04, 2018 at 09:54:12AM -0500, Josh Poimboeuf wrote: > On Mon, Jun 04, 2018 at 04:05:11PM +0200, Jessica Yu wrote: > > +++ Josh Poimboeuf [04/06/18 08:16 -0500]: > > > On Mon, Jun 04, 2018 at 03:01:31PM +0200, Jessica Yu wrote: > > > > +++ Jessica Yu [04/06/18 11:54 +0200]: > > > > >

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-04 Thread Josh Poimboeuf
On Mon, Jun 04, 2018 at 09:54:12AM -0500, Josh Poimboeuf wrote: > On Mon, Jun 04, 2018 at 04:05:11PM +0200, Jessica Yu wrote: > > +++ Josh Poimboeuf [04/06/18 08:16 -0500]: > > > On Mon, Jun 04, 2018 at 03:01:31PM +0200, Jessica Yu wrote: > > > > +++ Jessica Yu [04/06/18 11:54 +0200]: > > > > >

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-04 Thread Josh Poimboeuf
On Mon, Jun 04, 2018 at 04:05:11PM +0200, Jessica Yu wrote: > +++ Josh Poimboeuf [04/06/18 08:16 -0500]: > > On Mon, Jun 04, 2018 at 03:01:31PM +0200, Jessica Yu wrote: > > > +++ Jessica Yu [04/06/18 11:54 +0200]: > > > > +++ Jessica Yu [04/06/18 10:05 +0200]: > > > > > +++ Josh Poimboeuf

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-04 Thread Josh Poimboeuf
On Mon, Jun 04, 2018 at 04:05:11PM +0200, Jessica Yu wrote: > +++ Josh Poimboeuf [04/06/18 08:16 -0500]: > > On Mon, Jun 04, 2018 at 03:01:31PM +0200, Jessica Yu wrote: > > > +++ Jessica Yu [04/06/18 11:54 +0200]: > > > > +++ Jessica Yu [04/06/18 10:05 +0200]: > > > > > +++ Josh Poimboeuf

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-04 Thread Jessica Yu
+++ Josh Poimboeuf [04/06/18 08:16 -0500]: On Mon, Jun 04, 2018 at 03:01:31PM +0200, Jessica Yu wrote: +++ Jessica Yu [04/06/18 11:54 +0200]: > +++ Jessica Yu [04/06/18 10:05 +0200]: > > +++ Josh Poimboeuf [02/06/18 12:32 -0500]: > > > Hi Jessica, > > > > > > I found a bug: > > > > > >

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-04 Thread Jessica Yu
+++ Josh Poimboeuf [04/06/18 08:16 -0500]: On Mon, Jun 04, 2018 at 03:01:31PM +0200, Jessica Yu wrote: +++ Jessica Yu [04/06/18 11:54 +0200]: > +++ Jessica Yu [04/06/18 10:05 +0200]: > > +++ Josh Poimboeuf [02/06/18 12:32 -0500]: > > > Hi Jessica, > > > > > > I found a bug: > > > > > >

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-04 Thread Josh Poimboeuf
On Mon, Jun 04, 2018 at 03:01:31PM +0200, Jessica Yu wrote: > +++ Jessica Yu [04/06/18 11:54 +0200]: > > +++ Jessica Yu [04/06/18 10:05 +0200]: > > > +++ Josh Poimboeuf [02/06/18 12:32 -0500]: > > > > Hi Jessica, > > > > > > > > I found a bug: > > > > > > > > [root@f25 ~]# modprobe

Re: [PATCH] module: exclude SHN_UNDEF symbols from kallsyms api

2018-06-04 Thread Josh Poimboeuf
On Mon, Jun 04, 2018 at 03:01:31PM +0200, Jessica Yu wrote: > +++ Jessica Yu [04/06/18 11:54 +0200]: > > +++ Jessica Yu [04/06/18 10:05 +0200]: > > > +++ Josh Poimboeuf [02/06/18 12:32 -0500]: > > > > Hi Jessica, > > > > > > > > I found a bug: > > > > > > > > [root@f25 ~]# modprobe