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Re: [PATCH 15/15] Add DEFINE_SPUFS_ATTRIBUTE()
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From: Arnd Bergmann
Subject:
Re: [PATCH 15/15] Add DEFINE_SPUFS_ATTRIBUTE()
Date: Thursday, September 13, 2007 - 5:17 am
On Thursday 13 September 2007, Michael Ellerman wrote:
quoted text
> Well that'd be nice, but I don't see anywhere that that happens. AFAICT > the acquire we do in the first coredump callback is the first the SPU > contexts know about their PPE process dying. And spufs is still live, so > I think we definitely need to grab the mutex, or we might race with > userspace accessing spufs files.
Right, I was only thinking about the dumping process itself, but there may be other processes that still have files open for that context. Arnd <>< -
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Messages in current thread:
[PATCH 01/15] Extract the file descriptor search logic in ...
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 02/15] Remove ctx_info and ctx_info_list
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 04/15] Use computed sizes/#defines rather than lite ...
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 03/15] Call spu_acquire_saved() before calculating ...
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 05/15] Write some SPU coredump values as ASCII
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 06/15] Correctly calculate the size of the local-st ...
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 07/15] Don't return -ENOSYS as extra notes size if ...
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 08/15] Use spufs_coredump_num_notes everywhere, and ...
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 09/15] Internal __spufs_get_foo() routines should t ...
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 10/15] Add contents of npc file to SPU coredumps
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 11/15] Combine spufs_coredump_calls with spufs_calls
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 12/15] Cleanup ELF coredump extra notes logic
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 13/15] Handle errors in SPU coredump code, and supp ...
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 14/15] Respect RLIMIT_CORE in spu coredump code
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
[PATCH 15/15] Add DEFINE_SPUFS_ATTRIBUTE()
, Michael Ellerman
, (Wed Sep 12, 12:43 am)
Re: [PATCH 15/15] Add DEFINE_SPUFS_ATTRIBUTE()
, Michael Ellerman
, (Wed Sep 12, 12:49 am)
Re: [PATCH 01/15] Extract the file descriptor search logic ...
, Jeremy Kerr
, (Wed Sep 12, 1:17 am)
Re: [PATCH 01/15] Extract the file descriptor search logic ...
, Andrew Morton
, (Wed Sep 12, 1:35 am)
Re: [PATCH 15/15] Add DEFINE_SPUFS_ATTRIBUTE()
, Arnd Bergmann
, (Wed Sep 12, 1:47 am)
Re: [PATCH 11/15] Combine spufs_coredump_calls with spufs_ ...
, Arnd Bergmann
, (Wed Sep 12, 1:51 am)
Re: [PATCH 10/15] Add contents of npc file to SPU coredumps
, Arnd Bergmann
, (Wed Sep 12, 1:52 am)
Re: [PATCH 09/15] Internal __spufs_get_foo() routines shou ...
, Arnd Bergmann
, (Wed Sep 12, 1:53 am)
Re: [PATCH 08/15] Use spufs_coredump_num_notes everywhere, ...
, Arnd Bergmann
, (Wed Sep 12, 1:55 am)
Re: [PATCH 07/15] Don't return -ENOSYS as extra notes size ...
, Arnd Bergmann
, (Wed Sep 12, 4:04 am)
Re: [PATCH 06/15] Correctly calculate the size of the loca ...
, Arnd Bergmann
, (Wed Sep 12, 4:31 am)
Re: [PATCH 15/15] Add DEFINE_SPUFS_ATTRIBUTE()
, Michael Ellerman
, (Wed Sep 12, 7:05 pm)
Re: [PATCH 15/15] Add DEFINE_SPUFS_ATTRIBUTE()
, Arnd Bergmann
, (Thu Sep 13, 5:17 am)
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