diff mbox

Add documentation for "nohlt" kernel parameter

Message ID 20090306122925.9779.95415.stgit@Programuotojas (mailing list archive)
State Changes Requested
Headers show

Commit Message

Paulius Zaleckas March 6, 2009, 12:29 p.m. UTC
As per discussion in:
http://marc.info/?l=linux-arm-kernel&m=123633652517391&w=2

Signed-off-by: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
---

 Documentation/kernel-parameters.txt |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)



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Comments

Randy Dunlap March 6, 2009, 4:15 p.m. UTC | #1
Paulius Zaleckas wrote:
> As per discussion in:
> http://marc.info/?l=linux-arm-kernel&m=123633652517391&w=2
> 
> Signed-off-by: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
> ---
> 
>  Documentation/kernel-parameters.txt |    4 +++-
>  1 files changed, 3 insertions(+), 1 deletions(-)
> 
> 
> diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
> index 54f21a5..de06666 100644
> --- a/Documentation/kernel-parameters.txt
> +++ b/Documentation/kernel-parameters.txt
> @@ -1487,7 +1487,9 @@ and is between 256 and 4096 characters. It is defined in the file
>  
>  	noclflush	[BUGS=X86] Don't use the CLFLUSH instruction
>  
> -	nohlt		[BUGS=ARM,SH]
> +	nohlt		[BUGS=ARM,SH] Tells the kernel that the sleep(SH) or
> +			wfi(ARM) instruction doesn't work correctly and not to
> +			use it. This is also usefull when using JTAG debugger.

			                     useful
>  
>  	no-hlt		[BUGS=X86-32] Tells the kernel that the hlt
>  			instruction doesn't work correctly and not to
diff mbox

Patch

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 54f21a5..de06666 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1487,7 +1487,9 @@  and is between 256 and 4096 characters. It is defined in the file
 
 	noclflush	[BUGS=X86] Don't use the CLFLUSH instruction
 
-	nohlt		[BUGS=ARM,SH]
+	nohlt		[BUGS=ARM,SH] Tells the kernel that the sleep(SH) or
+			wfi(ARM) instruction doesn't work correctly and not to
+			use it. This is also usefull when using JTAG debugger.
 
 	no-hlt		[BUGS=X86-32] Tells the kernel that the hlt
 			instruction doesn't work correctly and not to