diff mbox

[kvm-unit-tests] x86/s3.c: exit with status 0, not *0

Message ID 1454353431-13618-1-git-send-email-pfeiner@google.com (mailing list archive)
State New, archived
Headers show

Commit Message

Peter Feiner Feb. 1, 2016, 7:03 p.m. UTC
Typo lead to confusing code. The s3 test was writing the contents of
address 0 to the output port, not explicitly the number zero!

Signed-off-by: Peter Feiner <pfeiner@google.com>
---
 x86/s3.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Peter Feiner Feb. 1, 2016, 7:05 p.m. UTC | #1
On Mon, Feb 1, 2016 at 11:03 AM, Peter Feiner <pfeiner@google.com> wrote:
> Typo lead to confusing code. The s3 test was writing the contents of
> address 0 to the output port, not explicitly the number zero!
>
> Signed-off-by: Peter Feiner <pfeiner@google.com>
> ---
>  x86/s3.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/x86/s3.c b/x86/s3.c
> index 8bf71da..c7d78c1 100644
> --- a/x86/s3.c
> +++ b/x86/s3.c
> @@ -73,7 +73,7 @@ asm (
>         ".global resume_end\n"
>         ".code16\n"
>         "resume_start:\n"
> -       "mov 0x0, %eax\n"
> +       "mov $0x0, %eax\n"
>         "mov $0xf4, %dx\n"
>         "out %eax, %dx\n"
>         "1: hlt\n"
> --
> 2.7.0.rc3.207.g0ac5344
>

Nevermind. It's suppose to read *0, hence the *0 = 1 in the while
loop. Please ignore :-)
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diff mbox

Patch

diff --git a/x86/s3.c b/x86/s3.c
index 8bf71da..c7d78c1 100644
--- a/x86/s3.c
+++ b/x86/s3.c
@@ -73,7 +73,7 @@  asm (
 	".global resume_end\n"
 	".code16\n"
 	"resume_start:\n"
-	"mov 0x0, %eax\n"
+	"mov $0x0, %eax\n"
 	"mov $0xf4, %dx\n"
 	"out %eax, %dx\n"
 	"1: hlt\n"