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| author | Tejun Heo <tj@kernel.org> | 2011-12-08 10:22:07 -0800 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2011-12-08 10:22:07 -0800 |
| commit | c5a1cb284b791fcc3c70962331a682452afaf6cd (patch) | |
| tree | 5d619ff74588c55393bd9842f2aae55c181a721e /mm/memblock.c | |
| parent | 4ff7b82f1e5fc65a7c9512b231b4ea533f28541a (diff) | |
| download | op-kernel-dev-c5a1cb284b791fcc3c70962331a682452afaf6cd.zip op-kernel-dev-c5a1cb284b791fcc3c70962331a682452afaf6cd.tar.gz | |
memblock: Kill sentinel entries at the end of static region arrays
memblock no longer depends on having one more entry at the end during
addition making the sentinel entries at the end of region arrays not
too useful. Remove the sentinels. This eases further updates.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Diffstat (limited to 'mm/memblock.c')
| -rw-r--r-- | mm/memblock.c | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/mm/memblock.c b/mm/memblock.c index 4b80f6f..e808df84 100644 --- a/mm/memblock.c +++ b/mm/memblock.c @@ -24,8 +24,8 @@ struct memblock memblock __initdata_memblock; int memblock_debug __initdata_memblock; int memblock_can_resize __initdata_memblock; -static struct memblock_region memblock_memory_init_regions[INIT_MEMBLOCK_REGIONS + 1] __initdata_memblock; -static struct memblock_region memblock_reserved_init_regions[INIT_MEMBLOCK_REGIONS + 1] __initdata_memblock; +static struct memblock_region memblock_memory_init_regions[INIT_MEMBLOCK_REGIONS] __initdata_memblock; +static struct memblock_region memblock_reserved_init_regions[INIT_MEMBLOCK_REGIONS] __initdata_memblock; /* inline so we don't get a warning when pr_debug is compiled out */ static inline const char *memblock_type_name(struct memblock_type *type) @@ -911,12 +911,6 @@ void __init memblock_analyze(void) { int i; - /* Check marker in the unused last array entry */ - WARN_ON(memblock_memory_init_regions[INIT_MEMBLOCK_REGIONS].base - != MEMBLOCK_INACTIVE); - WARN_ON(memblock_reserved_init_regions[INIT_MEMBLOCK_REGIONS].base - != MEMBLOCK_INACTIVE); - memblock.memory_size = 0; for (i = 0; i < memblock.memory.cnt; i++) @@ -940,10 +934,6 @@ void __init memblock_init(void) memblock.reserved.regions = memblock_reserved_init_regions; memblock.reserved.max = INIT_MEMBLOCK_REGIONS; - /* Write a marker in the unused last array entry */ - memblock.memory.regions[INIT_MEMBLOCK_REGIONS].base = MEMBLOCK_INACTIVE; - memblock.reserved.regions[INIT_MEMBLOCK_REGIONS].base = MEMBLOCK_INACTIVE; - /* Create a dummy zero size MEMBLOCK which will get coalesced away later. * This simplifies the memblock_add() code below... */ |
