* [PATCH] appendix/whymb: Fix a typo, smb_wmb into smp_wmb
@ 2017-02-17 1:54 SeongJae Park
2017-02-19 22:14 ` Paul E. McKenney
0 siblings, 1 reply; 2+ messages in thread
From: SeongJae Park @ 2017-02-17 1:54 UTC (permalink / raw)
To: paulmck; +Cc: perfbook, SeongJae Park
Signed-off-by: SeongJae Park <sj38.park@gmail.com>
---
appendix/whymb/whymemorybarriers.tex | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/appendix/whymb/whymemorybarriers.tex b/appendix/whymb/whymemorybarriers.tex
index 9002047a9878..3a22e46beb0c 100644
--- a/appendix/whymb/whymemorybarriers.tex
+++ b/appendix/whymb/whymemorybarriers.tex
@@ -2265,7 +2265,7 @@ a write to a given MMIO register affects the value that will next be
read from {\em some other} MMIO register.
It is not clear why SPARC does not define \co{wmb()} to be
-\co{membar #MemIssue} and \co{smb_wmb()} to be
+\co{membar #MemIssue} and \co{smp_wmb()} to be
\co{membar #StoreStore},
as the current definitions seem vulnerable to bugs in some drivers.
It is quite possible that all the SPARC CPUs that Linux runs on
--
2.10.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] appendix/whymb: Fix a typo, smb_wmb into smp_wmb
2017-02-17 1:54 [PATCH] appendix/whymb: Fix a typo, smb_wmb into smp_wmb SeongJae Park
@ 2017-02-19 22:14 ` Paul E. McKenney
0 siblings, 0 replies; 2+ messages in thread
From: Paul E. McKenney @ 2017-02-19 22:14 UTC (permalink / raw)
To: SeongJae Park; +Cc: perfbook
On Fri, Feb 17, 2017 at 10:54:15AM +0900, SeongJae Park wrote:
> Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Good eyes, applied, thank you!
Thanx, Paul
> ---
> appendix/whymb/whymemorybarriers.tex | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/appendix/whymb/whymemorybarriers.tex b/appendix/whymb/whymemorybarriers.tex
> index 9002047a9878..3a22e46beb0c 100644
> --- a/appendix/whymb/whymemorybarriers.tex
> +++ b/appendix/whymb/whymemorybarriers.tex
> @@ -2265,7 +2265,7 @@ a write to a given MMIO register affects the value that will next be
> read from {\em some other} MMIO register.
>
> It is not clear why SPARC does not define \co{wmb()} to be
> -\co{membar #MemIssue} and \co{smb_wmb()} to be
> +\co{membar #MemIssue} and \co{smp_wmb()} to be
> \co{membar #StoreStore},
> as the current definitions seem vulnerable to bugs in some drivers.
> It is quite possible that all the SPARC CPUs that Linux runs on
> --
> 2.10.0
>
> --
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>
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