* [PATCH v2] arm: mm: use __pfn_to_section() to get mem_section
@ 2020-04-30 16:18 ` Guixiong Wei
0 siblings, 0 replies; 4+ messages in thread
From: Guixiong Wei @ 2020-04-30 16:18 UTC (permalink / raw)
To: catalin.marinas, will
Cc: nsaenzjulienne, steve.capper, akpm, guro, tglx, rppt,
linux-arm-kernel, linux-kernel, Guixiong Wei
__pfn_to_section() helper which already wraps around
__nr_to_section(pfn_to_section_nr(pfn)), should be used
directly instead.
Signed-off-by: Guixiong Wei <guixiongwei@gmail.com>
---
v1 -> v2
- reword the commit message.
---
arch/arm64/mm/init.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index e42727e3568e..d2df416b840e 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -272,7 +272,7 @@ int pfn_valid(unsigned long pfn)
if (pfn_to_section_nr(pfn) >= NR_MEM_SECTIONS)
return 0;
- if (!valid_section(__nr_to_section(pfn_to_section_nr(pfn))))
+ if (!valid_section(__pfn_to_section(pfn)))
return 0;
#endif
return memblock_is_map_memory(addr);
--
2.17.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH v2] arm: mm: use __pfn_to_section() to get mem_section
@ 2020-04-30 16:18 ` Guixiong Wei
0 siblings, 0 replies; 4+ messages in thread
From: Guixiong Wei @ 2020-04-30 16:18 UTC (permalink / raw)
To: catalin.marinas, will
Cc: steve.capper, linux-kernel, rppt, linux-arm-kernel, guro, akpm,
Guixiong Wei, tglx, nsaenzjulienne
__pfn_to_section() helper which already wraps around
__nr_to_section(pfn_to_section_nr(pfn)), should be used
directly instead.
Signed-off-by: Guixiong Wei <guixiongwei@gmail.com>
---
v1 -> v2
- reword the commit message.
---
arch/arm64/mm/init.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index e42727e3568e..d2df416b840e 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -272,7 +272,7 @@ int pfn_valid(unsigned long pfn)
if (pfn_to_section_nr(pfn) >= NR_MEM_SECTIONS)
return 0;
- if (!valid_section(__nr_to_section(pfn_to_section_nr(pfn))))
+ if (!valid_section(__pfn_to_section(pfn)))
return 0;
#endif
return memblock_is_map_memory(addr);
--
2.17.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH v2] arm: mm: use __pfn_to_section() to get mem_section
2020-04-30 16:18 ` Guixiong Wei
@ 2020-04-30 21:12 ` Will Deacon
-1 siblings, 0 replies; 4+ messages in thread
From: Will Deacon @ 2020-04-30 21:12 UTC (permalink / raw)
To: Guixiong Wei, catalin.marinas
Cc: Will Deacon, steve.capper, tglx, linux-kernel, guro, rppt, akpm,
nsaenzjulienne, linux-arm-kernel
On Fri, 1 May 2020 06:18:58 +1400, Guixiong Wei wrote:
> __pfn_to_section() helper which already wraps around
> __nr_to_section(pfn_to_section_nr(pfn)), should be used
> directly instead.
Applied to arm64 (for-next/misc), thanks!
[1/1] arm: mm: use __pfn_to_section() to get mem_section
https://git.kernel.org/arm64/c/037d9303a7e7
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v2] arm: mm: use __pfn_to_section() to get mem_section
@ 2020-04-30 21:12 ` Will Deacon
0 siblings, 0 replies; 4+ messages in thread
From: Will Deacon @ 2020-04-30 21:12 UTC (permalink / raw)
To: Guixiong Wei, catalin.marinas
Cc: akpm, steve.capper, linux-kernel, rppt, linux-arm-kernel, tglx,
Will Deacon, guro, nsaenzjulienne
On Fri, 1 May 2020 06:18:58 +1400, Guixiong Wei wrote:
> __pfn_to_section() helper which already wraps around
> __nr_to_section(pfn_to_section_nr(pfn)), should be used
> directly instead.
Applied to arm64 (for-next/misc), thanks!
[1/1] arm: mm: use __pfn_to_section() to get mem_section
https://git.kernel.org/arm64/c/037d9303a7e7
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2020-04-30 21:14 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-04-30 16:18 [PATCH v2] arm: mm: use __pfn_to_section() to get mem_section Guixiong Wei
2020-04-30 16:18 ` Guixiong Wei
2020-04-30 21:12 ` Will Deacon
2020-04-30 21:12 ` Will Deacon
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.