Commit 03491c92 authored by Thomas Gleixner's avatar Thomas Gleixner Committed by Linus Torvalds

i386: fix early usage of atomic_add_return and local_add_return on real i386

The check (boot_cpu_data.x86 == 3) in atomic_add_return() and
local_add_return() fails, when those operations are used before
boot_cpu_data is filled in.

Change the check to (boot_cpu_data.x86 <= 3) to fix this.
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 98d82567
...@@ -182,7 +182,7 @@ static __inline__ int atomic_add_return(int i, atomic_t *v) ...@@ -182,7 +182,7 @@ static __inline__ int atomic_add_return(int i, atomic_t *v)
int __i; int __i;
#ifdef CONFIG_M386 #ifdef CONFIG_M386
unsigned long flags; unsigned long flags;
if(unlikely(boot_cpu_data.x86==3)) if(unlikely(boot_cpu_data.x86 <= 3))
goto no_xadd; goto no_xadd;
#endif #endif
/* Modern 486+ processor */ /* Modern 486+ processor */
......
...@@ -135,7 +135,7 @@ static __inline__ long local_add_return(long i, local_t *l) ...@@ -135,7 +135,7 @@ static __inline__ long local_add_return(long i, local_t *l)
long __i; long __i;
#ifdef CONFIG_M386 #ifdef CONFIG_M386
unsigned long flags; unsigned long flags;
if(unlikely(boot_cpu_data.x86==3)) if(unlikely(boot_cpu_data.x86 <= 3))
goto no_xadd; goto no_xadd;
#endif #endif
/* Modern 486+ processor */ /* Modern 486+ processor */
......
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