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SubjectRe: [PATCH v11 09/14] module: Move kallsyms support into a separate file
On Tue, Jun 28, 2022 at 09:19:06AM +0100, Aaron Tomlin wrote:
> On Tue 2022-06-28 00:05 -0400, Steven Rostedt wrote:
> > On Thu, 10 Mar 2022 10:24:08 +0000
> > Aaron Tomlin <atomlin@redhat.com> wrote:
> >
> > > No functional change.
> > >
> >
> > And this too has a functional change as well.
> >
> > Reported-by: Chuck Lever III <chuck.lever@oracle.com>
> > Link: https://lore.kernel.org/all/355D2478-33D3-4046-8422-E512F42C51BC@oracle.com/
> >
> >
> > Before this patch:
> >
> > # grep -a '^[0-9a-f]* [^a-zA-Z]' /proc/kallsyms
> >
> > Nothing.
> >
> > After this patch:
> >
> > # grep -a '^[0-9a-f]* [^a-zA-Z]' /proc/kallsyms
> > ffffffffc09df024 ^@ _note_9 [ebtables]
> > ffffffffc09df03c ^@ _note_8 [ebtables]
> > ffffffffc0e25024 ^@ _note_9 [bridge]
> > ffffffffc0e2503c ^@ _note_8 [bridge]
> > ffffffffc0e01000 ^@ br_switchdev_event [bridge]
> > ffffffffc0e39548 ^@ __warned.10 [bridge]
> > ffffffffc09bd024 ^@ _note_9 [stp]
> > ffffffffc09bd03c ^@ _note_8 [stp]
> > ffffffffc0849024 ^@ _note_9 [vmw_vmci]
> > ffffffffc084903c ^@ _note_8 [vmw_vmci]
> > ffffffffc0849454 ^@ __kstrtab_vmci_context_get_priv_flags [vmw_vmci]
> > ffffffffc0849470 ^@ __kstrtabns_vmci_context_get_priv_flags [vmw_vmci]
> > ffffffffc0849054 ^@ __ksymtab_vmci_context_get_priv_flags [vmw_vmci]
> > ffffffffc081d024 ^@ _note_9 [nf_reject_ipv6]
> > ffffffffc081d03c ^@ _note_8 [nf_reject_ipv6]
> > ffffffffc081d0a8 ^@ __kstrtab_nf_reject_skb_v6_tcp_reset [nf_reject_ipv6]
> > ffffffffc081d0c3 ^@ __kstrtabns_nf_reject_skb_v6_tcp_reset [nf_reject_ipv6]
> > ffffffffc081d078 ^@ __ksymtab_nf_reject_skb_v6_tcp_reset [nf_reject_ipv6]
> > ffffffffc081d0c4 ^@ __kstrtab_nf_reject_skb_v6_unreach [nf_reject_ipv6]
> >
> > The kallsyms get corrupted output, and this breaks trace-cmd.
>
> Hi Steve,
>
> I will look into this straight away.

Poke, did you get to implement this yet?

Luis

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