* [PATCH v3] powerpc: Fixup for v3 "powerpc/nohash: Refactor update of BDI2000 pointers in switch_mmu_context()" in next-test
@ 2021-06-07 9:52 Christophe Leroy
2021-06-07 11:54 ` Michael Ellerman
0 siblings, 1 reply; 2+ messages in thread
From: Christophe Leroy @ 2021-06-07 9:52 UTC (permalink / raw)
To: Benjamin Herrenschmidt, Paul Mackerras, Michael Ellerman
Cc: linuxppc-dev, linux-kernel
As mentionned in history, v3 doesn't apply to book3s/32 so the hunk
on head_book3s_32.S has to be dropped from the commit mentionned
in the title.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
Michael, tell me if you prefer a v4 of the series.
---
arch/powerpc/kernel/head_book3s_32.S | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/arch/powerpc/kernel/head_book3s_32.S b/arch/powerpc/kernel/head_book3s_32.S
index 32c27dac9b80..326262030279 100644
--- a/arch/powerpc/kernel/head_book3s_32.S
+++ b/arch/powerpc/kernel/head_book3s_32.S
@@ -1282,3 +1282,9 @@ EXPORT_SYMBOL(empty_zero_page)
.globl swapper_pg_dir
swapper_pg_dir:
.space PGD_TABLE_SIZE
+
+/* Room for two PTE pointers, usually the kernel and current user pointers
+ * to their respective root page table.
+ */
+abatron_pteptrs:
+ .space 8
--
2.25.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH v3] powerpc: Fixup for v3 "powerpc/nohash: Refactor update of BDI2000 pointers in switch_mmu_context()" in next-test
2021-06-07 9:52 [PATCH v3] powerpc: Fixup for v3 "powerpc/nohash: Refactor update of BDI2000 pointers in switch_mmu_context()" in next-test Christophe Leroy
@ 2021-06-07 11:54 ` Michael Ellerman
0 siblings, 0 replies; 2+ messages in thread
From: Michael Ellerman @ 2021-06-07 11:54 UTC (permalink / raw)
To: Christophe Leroy, Benjamin Herrenschmidt, Paul Mackerras
Cc: linuxppc-dev, linux-kernel
Christophe Leroy <christophe.leroy@csgroup.eu> writes:
> As mentionned in history, v3 doesn't apply to book3s/32 so the hunk
> on head_book3s_32.S has to be dropped from the commit mentionned
> in the title.
>
> Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
> ---
> Michael, tell me if you prefer a v4 of the series.
Nah that's OK, I squashed this in.
cheers
^ permalink raw reply [flat|nested] 2+ messages in thread
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2021-06-07 9:52 [PATCH v3] powerpc: Fixup for v3 "powerpc/nohash: Refactor update of BDI2000 pointers in switch_mmu_context()" in next-test Christophe Leroy
2021-06-07 11:54 ` Michael Ellerman
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