Sergey Vlasov
2008-Oct-15 11:39 UTC
[syslinux] [PATCH] memdisk: fix check for unchanged INT 15h handler in safeint mode
Signed-off-by: Sergey Vlasov <vsu at altlinux.ru> --- memdisk/memdisk.asm | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) This fixes the 2-year old typo, but is this check actually required? Does using real "int 15h" commands until something other hooks this interrupt really matter? diff --git a/memdisk/memdisk.asm b/memdisk/memdisk.asm index f1e463b..1fd3329 100644 --- a/memdisk/memdisk.asm +++ b/memdisk/memdisk.asm @@ -646,7 +646,7 @@ bcopy: push ds xor ax, ax - mov fs,ax + mov ds,ax cmp word [4*0x15], Int15Start jne .changed -- 1.5.6.2.305.g2938b
H. Peter Anvin
2008-Oct-15 15:07 UTC
[syslinux] [PATCH] memdisk: fix check for unchanged INT 15h handler in safeint mode
Sergey Vlasov wrote:> Signed-off-by: Sergey Vlasov <vsu at altlinux.ru> > --- > memdisk/memdisk.asm | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > This fixes the 2-year old typo, but is this check actually required? > Does using real "int 15h" commands until something other hooks this > interrupt really matter? >Unclear. It might help certain virtualizers. -hpa