Le 23/12/2021 à 13:09, Michael Ellerman a écrit :
> Christophe Leroy writes:
>> Commit 1f9ad21c3b38 ("powerpc/mm: Implement set_memory() routines")
>> included a spin_lock() to change_page_attr() in order to
>> safely perform the three step operations. But then
>> commit 9f7853d7609d
Christophe Leroy writes:
> Commit 1f9ad21c3b38 ("powerpc/mm: Implement set_memory() routines")
> included a spin_lock() to change_page_attr() in order to
> safely perform the three step operations. But then
> commit 9f7853d7609d ("powerpc/mm: Fix set_memory_*() against
> concurrent accesses")
On Thu, 2021-12-16 at 17:47 +, Christophe Leroy wrote:
Tested-by: Maxime Bizon
Now running fine with every CONFIG_DEBUG_xxx enabled, thanks!
--
Maxime
Commit 1f9ad21c3b38 ("powerpc/mm: Implement set_memory() routines")
included a spin_lock() to change_page_attr() in order to
safely perform the three step operations. But then
commit 9f7853d7609d ("powerpc/mm: Fix set_memory_*() against
concurrent accesses") modify it to use pte_update() and do