Re: [PATCH V3 08/11] EDAC/altera: Skip the panic notifier if kdump is loaded

2023-02-10 Thread Guilherme G. Piccoli
Hi Boris and Petr, first of all thanks for your great analysis and really sorry for the huge delay in my response. Below I'm pasting the 2 relevant responses from both Petr and Boris. On 22/11/2022 12:06, Borislav Petkov wrote: > On Tue, Nov 22, 2022 at 10:33:12AM -0300, Guilherme G. Piccoli wro

Re: [PATCH V3 08/11] EDAC/altera: Skip the panic notifier if kdump is loaded

2022-12-12 Thread Petr Mladek
On Fri 2022-08-19 19:17:28, Guilherme G. Piccoli wrote: > The altera_edac panic notifier performs some data collection with > regards errors detected; such code relies in the regmap layer to > perform reads/writes, so the code is abstracted and there is some > risk level to execute that, since the

Re: [PATCH V3 08/11] EDAC/altera: Skip the panic notifier if kdump is loaded

2022-11-22 Thread Borislav Petkov
On Tue, Nov 22, 2022 at 10:33:12AM -0300, Guilherme G. Piccoli wrote: Leaving in the whole thing for newly added people. > On 18/09/2022 11:10, Guilherme G. Piccoli wrote: > > On 19/08/2022 19:17, Guilherme G. Piccoli wrote: > >> The altera_edac panic notifier performs some data collection with >

Re: [PATCH V3 08/11] EDAC/altera: Skip the panic notifier if kdump is loaded

2022-11-22 Thread Guilherme G. Piccoli
On 18/09/2022 11:10, Guilherme G. Piccoli wrote: > On 19/08/2022 19:17, Guilherme G. Piccoli wrote: >> The altera_edac panic notifier performs some data collection with >> regards errors detected; such code relies in the regmap layer to >> perform reads/writes, so the code is abstracted and there i

Re: [PATCH V3 08/11] EDAC/altera: Skip the panic notifier if kdump is loaded

2022-10-21 Thread Guilherme G. Piccoli
On 18/09/2022 11:10, Guilherme G. Piccoli wrote: > On 19/08/2022 19:17, Guilherme G. Piccoli wrote: >> The altera_edac panic notifier performs some data collection with >> regards errors detected; such code relies in the regmap layer to >> perform reads/writes, so the code is abstracted and there i

Re: [PATCH V3 08/11] EDAC/altera: Skip the panic notifier if kdump is loaded

2022-09-19 Thread Guilherme G. Piccoli
On 19/08/2022 19:17, Guilherme G. Piccoli wrote: > The altera_edac panic notifier performs some data collection with > regards errors detected; such code relies in the regmap layer to > perform reads/writes, so the code is abstracted and there is some > risk level to execute that, since the panic p

[PATCH V3 08/11] EDAC/altera: Skip the panic notifier if kdump is loaded

2022-08-24 Thread Guilherme G. Piccoli
The altera_edac panic notifier performs some data collection with regards errors detected; such code relies in the regmap layer to perform reads/writes, so the code is abstracted and there is some risk level to execute that, since the panic path runs in atomic context, with interrupts/preemption an