Thread (13 messages) 13 messages, 4 authors, 2020-11-11

Re: [PATCH 2/3] arm: introduce IRQ stacks

From: Arnd Bergmann <arnd@kernel.org>
Date: 2020-10-21 12:55:49
Also in: lkml

On Wed, Oct 21, 2020 at 2:45 PM Russell King - ARM Linux admin
[off-list ref] wrote:
On Wed, Oct 21, 2020 at 02:42:48PM +0200, Arnd Bergmann wrote:
quoted
quoted
- define 'current' as 'this_cpu_read_stable(current_task);'
- convert to CONFIG_THREAD_INFO_IN_TASK
That means we need to also code that up in assembly - remember, we
need to access thread_info from assembly code.
Are there any obvious places that need patching aside from
.macro get_thread_info? I did expect the above conversion to
be somewhat more complicated than Maninder's original patch,
but that part seems easy enough.

       Arnd

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