Re: [PATCH 4/4] parisc: Reduce sigreturn trampoline to 3 instructions

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On 2021-11-16 2:02 p.m., Helge Deller wrote:
On 11/16/21 18:08, John David Anglin wrote:
On 2021-11-16 10:31 a.m., John David Anglin wrote:
I don't know what's wrong with it.  I have reverted it for now.
I think problem must be with cache flush range.
Didn't work 🙁
Not sure. Seems like reverting SIGRETURN_TRAMP back to 4 fixes it.

Anyway, I'll revert the whole patch for now.
Reverting whole patch fixed issue with 5.15.2 and 5.16.0-rc1.
Maybe we can fix it in v5.17.
Dave

--
John David Anglin  dave.anglin@xxxxxxxx




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