Re: Fw: Kernel panic with dc395x in 2.6.12.2

[randy_dunlap]

On Tue, 26 Jul 2005 23:06:11 +0200 Pierre Ossman wrote:

> randy_dunlap wrote:
> 
> >
> >The only 2 differences that I can see that would affect this
> >(diff patch-2.6.12.1 vs. patch-2.6.1.2) are:  (cut-n-paste, so
> >has whitespace munging)
> >
> >  
> >
> 
> Neither had any effect. :/

oh drat.  Please test 2.6.12.2 with the following patch segment
backed out (-R, reversed).  I don't see any other patches that could
be the cause.  If this isn't the problem, I would have to begin
to suspect some kind of toolchain problem.

Thanks,
~Randy


diff --git a/include/asm-i386/string.h b/include/asm-i386/string.h
--- a/include/asm-i386/string.h
+++ b/include/asm-i386/string.h
@@ -116,7 +116,8 @@ __asm__ __volatile__(
        "orb $1,%%al\n"
        "3:"
        :"=a" (__res), "=&S" (d0), "=&D" (d1)
-                    :"1" (cs),"2" (ct));
+       :"1" (cs),"2" (ct)
+       :"memory");
 return __res;
 }
 
@@ -138,8 +139,9 @@ __asm__ __volatile__(
        "3:\tsbbl %%eax,%%eax\n\t"
        "orb $1,%%al\n"
        "4:"
-                    :"=a" (__res), "=&S" (d0), "=&D" (d1), "=&c" (d2)
-                    :"1" (cs),"2" (ct),"3" (count));
+       :"=a" (__res), "=&S" (d0), "=&D" (d1), "=&c" (d2)
+       :"1" (cs),"2" (ct),"3" (count)
+       :"memory");
 return __res;
 }
 
@@ -158,7 +160,9 @@ __asm__ __volatile__(
        "movl $1,%1\n"
        "2:\tmovl %1,%0\n\t"
        "decl %0"
-       :"=a" (__res), "=&S" (d0) : "1" (s),"0" (c));
+       :"=a" (__res), "=&S" (d0)
+       :"1" (s),"0" (c)
+       :"memory");
 return __res;
 }
 
@@ -175,7 +179,9 @@ __asm__ __volatile__(
        "leal -1(%%esi),%0\n"
        "2:\ttestb %%al,%%al\n\t"
        "jne 1b"
-       :"=g" (__res), "=&S" (d0), "=&a" (d1) :"0" (0),"1" (s),"2" (c));
+       :"=g" (__res), "=&S" (d0), "=&a" (d1)
+       :"0" (0),"1" (s),"2" (c)
+       :"memory");
 return __res;
 }
 
@@ -189,7 +195,9 @@ __asm__ __volatile__(
        "scasb\n\t"
        "notl %0\n\t"
        "decl %0"
-       :"=c" (__res), "=&D" (d0) :"1" (s),"a" (0), "0" (0xffffffffu));
+       :"=c" (__res), "=&D" (d0)
+       :"1" (s),"a" (0), "0" (0xffffffffu)
+       :"memory");
 return __res;
 }
 
@@ -333,7 +341,9 @@ __asm__ __volatile__(
        "je 1f\n\t"
        "movl $1,%0\n"
        "1:\tdecl %0"
-       :"=D" (__res), "=&c" (d0) : "a" (c),"0" (cs),"1" (count));
+       :"=D" (__res), "=&c" (d0)
+       :"a" (c),"0" (cs),"1" (count)
+       :"memory");
 return __res;
 }
 
@@ -369,7 +379,7 @@ __asm__ __volatile__(
        "je 2f\n\t"
        "stosb\n"
        "2:"
-       : "=&c" (d0), "=&D" (d1)
+       :"=&c" (d0), "=&D" (d1)
        :"a" (c), "q" (count), "0" (count/4), "1" ((long) s)
        :"memory");
 return (s);    
@@ -392,7 +402,8 @@ __asm__ __volatile__(
        "jne 1b\n"
        "3:\tsubl %2,%0"
        :"=a" (__res), "=&d" (d0)
-       :"c" (s),"1" (count));
+       :"c" (s),"1" (count)
+       :"memory");
 return __res;
 }
 /* end of additional stuff */
@@ -473,7 +484,8 @@ static inline void * memscan(void * addr
                "dec %%edi\n"
                "1:"
                : "=D" (addr), "=c" (size)
-               : "0" (addr), "1" (size), "a" (c));
+               : "0" (addr), "1" (size), "a" (c)
+               : "memory");
        return addr;
 }
 
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