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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-16 15:05:40 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-16 15:05:40 -0700 |
| commit | a5e6b135bdff649e4330f98e2e80dbb1984f7e77 (patch) | |
| tree | 475bfb1163c59d1370fd77415255afba768f9520 /arch/x86/mm | |
| parent | 971f115a50afbe409825c9f3399d5a3b9aca4381 (diff) | |
| parent | 9d90c8d9cde929cbc575098e825d7c29d9f45054 (diff) | |
Merge branch 'driver-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6
* 'driver-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6: (50 commits)
printk: do not mangle valid userspace syslog prefixes
efivars: Add Documentation
efivars: Expose efivars functionality to external drivers.
efivars: Parameterize operations.
efivars: Split out variable registration
efivars: parameterize efivars
efivars: Make efivars bin_attributes dynamic
efivars: move efivars globals into struct efivars
drivers:misc: ti-st: fix debugging code
kref: Fix typo in kref documentation
UIO: add PRUSS UIO driver support
Fix spelling mistakes in Documentation/zh_CN/SubmittingPatches
firmware: Fix unaligned memory accesses in dmi-sysfs
firmware: Add documentation for /sys/firmware/dmi
firmware: Expose DMI type 15 System Event Log
firmware: Break out system_event_log in dmi-sysfs
firmware: Basic dmi-sysfs support
firmware: Add DMI entry types to the headers
Driver core: convert platform_{get,set}_drvdata to static inline functions
Translate linux-2.6/Documentation/magic-number.txt into Chinese
...
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/init_64.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index a08a62cb136e..0aa34669ed3f 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -51,6 +51,7 @@ #include <asm/numa.h> #include <asm/cacheflush.h> #include <asm/init.h> +#include <asm/uv/uv.h> static int __init parse_direct_gbpages_off(char *arg) { @@ -898,6 +899,19 @@ const char *arch_vma_name(struct vm_area_struct *vma) return NULL; } +#ifdef CONFIG_X86_UV +#define MIN_MEMORY_BLOCK_SIZE (1 << SECTION_SIZE_BITS) + +unsigned long memory_block_size_bytes(void) +{ + if (is_uv_system()) { + printk(KERN_INFO "UV: memory block size 2GB\n"); + return 2UL * 1024 * 1024 * 1024; + } + return MIN_MEMORY_BLOCK_SIZE; +} +#endif + #ifdef CONFIG_SPARSEMEM_VMEMMAP /* * Initialise the sparsemem vmemmap using huge-pages at the PMD level. |