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Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86, atomic: atomic64_read() take a const pointer
  x86, UV: Update Boot messages for SGI UV2 platform
This commit is contained in:
Linus Torvalds 2012-01-15 11:26:09 -08:00
commit f0ed5b9a28
2 changed files with 7 additions and 2 deletions
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2
arch/x86/include/asm/atomic64_32.h
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@ -82,7 +82,7 @@ static inline void atomic64_set(atomic64_t *v, long long i)
*
* Atomically reads the value of @v and returns it.
*/
static inline long long atomic64_read(atomic64_t *v)
static inline long long atomic64_read(const atomic64_t *v)
{
long long r;
asm volatile(ATOMIC64_ALTERNATIVE(read)

7
arch/x86/kernel/apic/x2apic_uv_x.c
View File

@ -769,7 +769,12 @@ void __init uv_system_init(void)
for(i = 0; i < UVH_NODE_PRESENT_TABLE_DEPTH; i++)
uv_possible_blades +=
hweight64(uv_read_local_mmr( UVH_NODE_PRESENT_TABLE + i * 8));
printk(KERN_DEBUG "UV: Found %d blades\n", uv_num_possible_blades());
/* uv_num_possible_blades() is really the hub count */
printk(KERN_INFO "UV: Found %d blades, %d hubs\n",
is_uv1_hub() ? uv_num_possible_blades() :
(uv_num_possible_blades() + 1) / 2,
uv_num_possible_blades());
bytes = sizeof(struct uv_blade_info) * uv_num_possible_blades();
uv_blade_info = kzalloc(bytes, GFP_KERNEL);