diff options
| author | Dave Hansen <haveblue@us.ibm.com> | 2005-10-29 18:16:51 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-29 21:40:44 -0700 |
| commit | 4ca644d970bf2542623228a4624af356d20ca267 (patch) | |
| tree | 1040782e8799d5531a5ee1d5f1143e26e8781e9d /include | |
| parent | ed8ece2ec8d3c2031b1a1a0737568bb0d49454e0 (diff) | |
| download | linux-4ca644d970bf2542623228a4624af356d20ca267.tar.gz | |
[PATCH] memory hotplug prep: __section_nr helper
A little helper that we use in the hotplug code.
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mmzone.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 7519eb4191e7d9..4674145bb63d65 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -509,6 +509,7 @@ static inline struct mem_section *__nr_to_section(unsigned long nr) return NULL; return &mem_section[SECTION_NR_TO_ROOT(nr)][nr & SECTION_ROOT_MASK]; } +extern int __section_nr(struct mem_section* ms); /* * We use the lower bits of the mem_map pointer to store |