* Re: [PATCH] tracing: Have persistent trace instances save module addresses
@ 2025-03-21 15:54 Theodore Ts'o
2025-03-21 16:36 ` Steven Rostedt
0 siblings, 1 reply; 2+ messages in thread
From: Theodore Ts'o @ 2025-03-21 15:54 UTC (permalink / raw)
To: Steven Rostedt
Cc: Mark Rutland, Mathieu Desnoyers, Andrew Morton, Masami Hiramatsu,
linux-trace-kernel
On Wed, Mar 05, 2025 at 11:45:45AM -0500, Steven Rostedt wrote:
> For trace instances that are mapped to persistent memory, have them use
> the scratch area to save the currently loaded modules. This will allow
> where the modules have been loaded on the next boot so that their
> addresses can be deciphered by using where they were loaded previously.
Hi,
When building against linux-next today, I found that this commit
breaks builds when the kernel hasn't enabled CONFIG_MODULES. Could
you please take a look?
Many thanks!!
- Ted
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] tracing: Have persistent trace instances save module addresses
2025-03-21 15:54 [PATCH] tracing: Have persistent trace instances save module addresses Theodore Ts'o
@ 2025-03-21 16:36 ` Steven Rostedt
0 siblings, 0 replies; 2+ messages in thread
From: Steven Rostedt @ 2025-03-21 16:36 UTC (permalink / raw)
To: Theodore Ts'o
Cc: Mark Rutland, Mathieu Desnoyers, Andrew Morton, Masami Hiramatsu,
linux-trace-kernel
On Fri, 21 Mar 2025 11:54:22 -0400
"Theodore Ts'o" <tytso@mit.edu> wrote:
> On Wed, Mar 05, 2025 at 11:45:45AM -0500, Steven Rostedt wrote:
> > For trace instances that are mapped to persistent memory, have them use
> > the scratch area to save the currently loaded modules. This will allow
> > where the modules have been loaded on the next boot so that their
> > addresses can be deciphered by using where they were loaded previously.
>
> Hi,
>
> When building against linux-next today, I found that this commit
> breaks builds when the kernel hasn't enabled CONFIG_MODULES. Could
> you please take a look?
>
> Many thanks!!
>
Yeah, Masami has a fix already. I've been traveling for OSPM and
haven't had the time to apply and test it.
-- Steve
https://lore.kernel.org/all/174230515367.2909896.8132122175220657625.stgit@mhiramat.tok.corp.google.com/
^ permalink raw reply [flat|nested] 2+ messages in thread
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2025-03-21 15:54 [PATCH] tracing: Have persistent trace instances save module addresses Theodore Ts'o
2025-03-21 16:36 ` Steven Rostedt
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