Messages in this thread | | | Date | Tue, 12 Feb 2013 16:02:45 +0100 | From | Matthieu CASTET <> | Subject | Re: [PATCH] arm: Preserve TPIDRURW on context switch |
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Will Deacon a écrit : > Hi Andre, > > On Tue, Feb 12, 2013 at 02:02:59PM +0000, André Hentschel wrote: >> Am 08.02.2013 16:48, schrieb Will Deacon: >>> On Wed, Feb 06, 2013 at 11:01:23PM +0000, André Hentschel wrote: >>>> No, i'm not sure how to improve this. How does the process can continue, can you or someone else fix that and add his Signed-off-by? >>> How about something like the (completely untested) diff below? >>> >>> Andre: if this works for you, I'm happy to write a commit message etc. >> Thx for your effort, but it doesn't work, at least not with my 3.4.6 suse kernel. >> Be free to have another try, i'll be happy to test it. > > Well, cheers for testing. Can you be more specific about what goes wrong > please? What do you see in TPIDRURW? > The tls value is never saved to : thread->tp_value[1].
Also I don't know if you can avoid the extra ldr in the software case.
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