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[x86 setup] EDD: add missing =m constraint

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Add a missing =m constraint to the EDD-probing code, that could have
caused improper dead-code elimination.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin 2007-08-02 13:45:49 -04:00
parent 59acc08fd9
commit 463c9a9f7d
1 changed files with 1 additions and 1 deletions
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arch/i386/boot/edd.c
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@ -127,7 +127,7 @@ static int get_edd_info(u8 devno, struct edd_info *ei)
ax = 0x4800;
dx = devno;
asm("pushfl; int $0x13; popfl"
: "+a" (ax), "+d" (dx)
: "+a" (ax), "+d" (dx), "=m" (ei->params)
: "S" (&ei->params)
: "ebx", "ecx", "edi");