Le 23/04/2017 à 12:26, Michael Ellerman a écrit :
christophe leroy writes:
Le 22/04/2017 à 08:08, Michael Ellerman a écrit :
"Naveen N. Rao" writes:
Excerpts from Christophe Leroy's message of April 21, 2017 18:32:
diff --git a/arch/powerpc/kernel/ftrace.c
b/arch/powerpc/kernel/ftrace.c
christophe leroy writes:
> Le 22/04/2017 à 08:08, Michael Ellerman a écrit :
>> "Naveen N. Rao" writes:
>>> Excerpts from Christophe Leroy's message of April 21, 2017 18:32:
diff --git a/arch/powerpc/kernel/ftrace.c
b/arch/powerpc/kernel/ftrace.c
index 32509de6ce4c..06d2ac53f471 1
Le 22/04/2017 à 08:08, Michael Ellerman a écrit :
"Naveen N. Rao" writes:
Excerpts from Christophe Leroy's message of April 21, 2017 18:32:
diff --git a/arch/powerpc/kernel/ftrace.c
b/arch/powerpc/kernel/ftrace.c
index 32509de6ce4c..06d2ac53f471 100644
--- a/arch/powerpc/kernel/ftrace.c
+++
"Naveen N. Rao" writes:
> Excerpts from Christophe Leroy's message of April 21, 2017 18:32:
>> diff --git a/arch/powerpc/kernel/ftrace.c
>> b/arch/powerpc/kernel/ftrace.c
>> index 32509de6ce4c..06d2ac53f471 100644
>> --- a/arch/powerpc/kernel/ftrace.c
>> +++ b/arch/powerpc/kernel/ftrace.c
>> @@ -
Excerpts from Christophe Leroy's message of April 21, 2017 18:32:
This patch implements CONFIG_DEBUG_RODATA on PPC32.
As for CONFIG_DEBUG_PAGEALLOC, it deactivates BAT and LTLB mappings
in order to allow page protection setup at the level of each page.
As BAT/LTLB mappings are deactivated, thei
This patch implements CONFIG_DEBUG_RODATA on PPC32.
As for CONFIG_DEBUG_PAGEALLOC, it deactivates BAT and LTLB mappings
in order to allow page protection setup at the level of each page.
As BAT/LTLB mappings are deactivated, their might be performance
impact. For this reason, we keep it OFF by de
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