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Real-mode code might set the direction flag, which would cause carnage.

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This commit is contained in:
Michael Brown
2007-07-17 13:46:37 +01:00
parent c94cdf2b7d
commit 013d381e3c
1 changed files with 3 additions and 0 deletions
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3
src/arch/i386/transitions/librm.S
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@@ -472,6 +472,9 @@ real_call:
call *rc_function call *rc_function
pushal pushal
/* For sanity's sake, clear the direction flag as soon as possible */
cld
/* Switch to protected mode and move register dump back to PM stack */ /* Switch to protected mode and move register dump back to PM stack */
movl $RC_OFFSET_RETADDR, %ecx movl $RC_OFFSET_RETADDR, %ecx
pushl $1f pushl $1f