* [PATCH] binder: Add invalid handle info in user error log
@ 2021-08-02 17:41 Ramji Jiyani
2021-08-02 18:22 ` Todd Kjos
0 siblings, 1 reply; 3+ messages in thread
From: Ramji Jiyani @ 2021-08-02 17:41 UTC (permalink / raw)
To: Greg Kroah-Hartman, Arve Hjønnevåg, Todd Kjos,
Martijn Coenen, Joel Fernandes, Christian Brauner,
Hridya Valsaraju, Suren Baghdasaryan
Cc: Ramji Jiyani, kernel-team, linux-kernel
In case of a fail transaction to the target node; user error log currently
only prints the thread and process id. Add handle info for the reference
to the target node in user error log to aid debugging.
Signed-off-by: Ramji Jiyani <ramjiyani@google.com>
---
drivers/android/binder.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index bcec598b89f2..d9030cb6b1e4 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -2547,8 +2547,8 @@ static void binder_transaction(struct binder_proc *proc,
ref->node, &target_proc,
&return_error);
} else {
- binder_user_error("%d:%d got transaction to invalid handle\n",
- proc->pid, thread->pid);
+ binder_user_error("%d:%d got transaction to invalid handle, %u\n",
+ proc->pid, thread->pid, tr->target.handle);
return_error = BR_FAILED_REPLY;
}
binder_proc_unlock(proc);
--
2.32.0.554.ge1b32706d8-goog
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] binder: Add invalid handle info in user error log
2021-08-02 17:41 [PATCH] binder: Add invalid handle info in user error log Ramji Jiyani
@ 2021-08-02 18:22 ` Todd Kjos
2021-08-02 22:08 ` Ramji Jiyani
0 siblings, 1 reply; 3+ messages in thread
From: Todd Kjos @ 2021-08-02 18:22 UTC (permalink / raw)
To: Ramji Jiyani
Cc: Greg Kroah-Hartman, Arve Hjønnevåg, Todd Kjos,
Martijn Coenen, Joel Fernandes, Christian Brauner,
Hridya Valsaraju, Suren Baghdasaryan, kernel-team, linux-kernel
On Mon, Aug 2, 2021 at 10:41 AM 'Ramji Jiyani' via kernel-team
<kernel-team@android.com> wrote:
>
> In case of a fail transaction to the target node; user error log currently
nit: I'd rephrase this to something like "In the case of a failed
transaction, only the thread and process id are logged. Add the handle
info..."
> only prints the thread and process id. Add handle info for the reference
> to the target node in user error log to aid debugging.
>
> Signed-off-by: Ramji Jiyani <ramjiyani@google.com>
Acked-by: Todd Kjos <tkjos@google.com>
> ---
> drivers/android/binder.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/android/binder.c b/drivers/android/binder.c
> index bcec598b89f2..d9030cb6b1e4 100644
> --- a/drivers/android/binder.c
> +++ b/drivers/android/binder.c
> @@ -2547,8 +2547,8 @@ static void binder_transaction(struct binder_proc *proc,
> ref->node, &target_proc,
> &return_error);
> } else {
> - binder_user_error("%d:%d got transaction to invalid handle\n",
> - proc->pid, thread->pid);
> + binder_user_error("%d:%d got transaction to invalid handle, %u\n",
> + proc->pid, thread->pid, tr->target.handle);
> return_error = BR_FAILED_REPLY;
> }
> binder_proc_unlock(proc);
> --
> 2.32.0.554.ge1b32706d8-goog
>
> --
> To unsubscribe from this group and stop receiving emails from it, send an email to kernel-team+unsubscribe@android.com.
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] binder: Add invalid handle info in user error log
2021-08-02 18:22 ` Todd Kjos
@ 2021-08-02 22:08 ` Ramji Jiyani
0 siblings, 0 replies; 3+ messages in thread
From: Ramji Jiyani @ 2021-08-02 22:08 UTC (permalink / raw)
To: Todd Kjos
Cc: Greg Kroah-Hartman, Arve Hjønnevåg, Todd Kjos,
Martijn Coenen, Joel Fernandes, Christian Brauner,
Hridya Valsaraju, Suren Baghdasaryan, kernel-team, linux-kernel
On Mon, Aug 2, 2021 at 11:22 AM Todd Kjos <tkjos@google.com> wrote:
>
> On Mon, Aug 2, 2021 at 10:41 AM 'Ramji Jiyani' via kernel-team
> <kernel-team@android.com> wrote:
> >
> > In case of a fail transaction to the target node; user error log currently
>
> nit: I'd rephrase this to something like "In the case of a failed
> transaction, only the thread and process id are logged. Add the handle
> info..."
Thanks for the review. Submitted v2 with the fix.
>
> > only prints the thread and process id. Add handle info for the reference
> > to the target node in user error log to aid debugging.
> >
> > Signed-off-by: Ramji Jiyani <ramjiyani@google.com>
>
> Acked-by: Todd Kjos <tkjos@google.com>
Thanks for the Ack.
>
> > ---
> > drivers/android/binder.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/android/binder.c b/drivers/android/binder.c
> > index bcec598b89f2..d9030cb6b1e4 100644
> > --- a/drivers/android/binder.c
> > +++ b/drivers/android/binder.c
> > @@ -2547,8 +2547,8 @@ static void binder_transaction(struct binder_proc *proc,
> > ref->node, &target_proc,
> > &return_error);
> > } else {
> > - binder_user_error("%d:%d got transaction to invalid handle\n",
> > - proc->pid, thread->pid);
> > + binder_user_error("%d:%d got transaction to invalid handle, %u\n",
> > + proc->pid, thread->pid, tr->target.handle);
> > return_error = BR_FAILED_REPLY;
> > }
> > binder_proc_unlock(proc);
> > --
> > 2.32.0.554.ge1b32706d8-goog
> >
> > --
> > To unsubscribe from this group and stop receiving emails from it, send an email to kernel-team+unsubscribe@android.com.
> >
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2021-08-02 22:09 UTC | newest]
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2021-08-02 17:41 [PATCH] binder: Add invalid handle info in user error log Ramji Jiyani
2021-08-02 18:22 ` Todd Kjos
2021-08-02 22:08 ` Ramji Jiyani
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