[PATCH] i386: Remove bogus special case code from AMD core parsing
authorAndi Kleen <ak@suse.de>
Tue, 11 Apr 2006 10:54:45 +0000 (12:54 +0200)
committerLinus Torvalds <torvalds@g5.osdl.org>
Tue, 11 Apr 2006 13:38:57 +0000 (06:38 -0700)
It's not actually needed and would break non power of two number
of cores.

Follows similar earlier x86-64 patch.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
arch/i386/kernel/cpu/amd.c

index 0810f81f2a05d154cf0bc8bcd4885129eef831d8..ff2b2154ac1b6c8a0e4bddec0d27319575f47933 100644 (file)
@@ -212,8 +212,6 @@ static void __init init_amd(struct cpuinfo_x86 *c)
 
        if (cpuid_eax(0x80000000) >= 0x80000008) {
                c->x86_max_cores = (cpuid_ecx(0x80000008) & 0xff) + 1;
-               if (c->x86_max_cores & (c->x86_max_cores - 1))
-                       c->x86_max_cores = 1;
        }
 
        if (cpuid_eax(0x80000000) >= 0x80000007) {