linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
* [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

end of thread, other threads:[~2021-06-07 11:54 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
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

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).