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From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: Nicholas Piggin <npiggin@gmail.com>, linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH 03/18] powerpc: bad_page_fault, do_break get registers from regs
Date: Tue, 10 Nov 2020 12:19:31 +0100	[thread overview]
Message-ID: <882fa82f-e109-c76d-e0a8-2e4fe920db0b@csgroup.eu> (raw)
In-Reply-To: <1604996998.52nfki5192.astroid@bobo.none>



Le 10/11/2020 à 09:34, Nicholas Piggin a écrit :
> Excerpts from Christophe Leroy's message of November 6, 2020 6:14 pm:
>>
>>
>> Le 05/11/2020 à 15:34, Nicholas Piggin a écrit :
>>> This also moves the 32s DABR match to C.
>>
>> Is there a real benefit doing this ?
> 
> Oh I missed doing it, but yes I think bad_page_fault and do_break should
> probably be implemented with the DEFINE_INTERRUT_HANDLER wrappers.
> 

Yes, anyway, do we need to do that change ? Can't the dispatch between do_break() and page fault 
handling remain in handle_page_fault() ? What's the benefit of going into do_page_fault() and coming 
back ?

Christophe

  reply	other threads:[~2020-11-10 11:26 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-05 14:34 [PATCH 00/18] powerpc: interrupt wrappers Nicholas Piggin
2020-11-05 14:34 ` [PATCH 01/18] powerpc/64s: move the last of the page fault handling logic to C Nicholas Piggin
2020-11-05 21:54   ` kernel test robot
2020-11-05 14:34 ` [PATCH 02/18] powerpc: remove arguments from fault handler functions Nicholas Piggin
2020-11-06  7:59   ` Christophe Leroy
2020-11-10  8:29     ` Nicholas Piggin
2020-11-10 11:15       ` Christophe Leroy
2020-11-11  4:45         ` Nicholas Piggin
2020-11-05 14:34 ` [PATCH 03/18] powerpc: bad_page_fault, do_break get registers from regs Nicholas Piggin
2020-11-05 20:43   ` kernel test robot
2020-11-06  8:14   ` Christophe Leroy
2020-11-10  8:34     ` Nicholas Piggin
2020-11-10 11:19       ` Christophe Leroy [this message]
2020-11-11  4:46         ` Nicholas Piggin
2020-11-11  6:39           ` Nicholas Piggin
2020-11-05 14:34 ` [PATCH 04/18] powerpc: interrupt handler wrapper functions Nicholas Piggin
2020-11-05 14:34 ` [PATCH 05/18] powerpc: add interrupt wrapper entry / exit stub functions Nicholas Piggin
2020-11-05 14:34 ` [PATCH 06/18] powerpc: add interrupt_cond_local_irq_enable helper Nicholas Piggin
2020-11-05 14:34 ` [PATCH 07/18] powerpc/64: context tracking remove _TIF_NOHZ Nicholas Piggin
2020-11-05 14:34 ` [PATCH 08/18] powerpc/64: context tracking move to interrupt wrappers Nicholas Piggin
2020-11-05 14:34 ` [PATCH 09/18] powerpc/64: add context tracking to asynchronous interrupts Nicholas Piggin
2020-11-05 14:34 ` [PATCH 10/18] powerpc/64s: move context tracking exit to interrupt exit path Nicholas Piggin
2020-11-05 14:34 ` [PATCH 11/18] powerpc/64s: reconcile interrupts in C Nicholas Piggin
2020-11-05 14:34 ` [PATCH 12/18] powerpc/64: move account_stolen_time into its own function Nicholas Piggin
2020-11-05 14:34 ` [PATCH 13/18] powerpc/64: entry cpu time accounting in C Nicholas Piggin
2020-11-05 14:34 ` [PATCH 14/18] powerpc: move NMI entry/exit code into wrapper Nicholas Piggin
2020-11-05 14:34 ` [PATCH 15/18] powerpc/64s: move NMI soft-mask handling to C Nicholas Piggin
2020-11-05 14:34 ` [PATCH 16/18] powerpc/64s: runlatch interrupt handling in C Nicholas Piggin
2020-11-05 14:34 ` [PATCH 17/18] powerpc/64s: power4 nap fixup " Nicholas Piggin
2020-11-05 14:34 ` [PATCH 18/18] powerpc/64s: move power4 idle entirely to C Nicholas Piggin
2020-11-06  7:34   ` kernel test robot
2020-11-07  9:43   ` Christophe Leroy
2020-11-10  8:43     ` Nicholas Piggin

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