diff options
author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-08-03 23:52:55 -0400 |
---|---|---|
committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-08-04 22:56:03 -0400 |
commit | b693fffb189fbfe7e1e8317ce5838808be8666a0 (patch) | |
tree | 432d1caa8c4a4ba9f0c76c1502af0a232bd8f62b /mm/memblock.c | |
parent | 1e2b904026e9debf95f500b8980a00c43ac0f31c (diff) |
memblock: Remove memblock_find()
Nobody uses it anymore. It's semantics were ... weird
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'mm/memblock.c')
-rw-r--r-- | mm/memblock.c | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/mm/memblock.c b/mm/memblock.c index aa88c62bce7f..8a118b71cbec 100644 --- a/mm/memblock.c +++ b/mm/memblock.c | |||
@@ -531,35 +531,3 @@ int memblock_is_region_reserved(u64 base, u64 size) | |||
531 | return memblock_overlaps_region(&memblock.reserved, base, size) >= 0; | 531 | return memblock_overlaps_region(&memblock.reserved, base, size) >= 0; |
532 | } | 532 | } |
533 | 533 | ||
534 | /* | ||
535 | * Given a <base, len>, find which memory regions belong to this range. | ||
536 | * Adjust the request and return a contiguous chunk. | ||
537 | */ | ||
538 | int memblock_find(struct memblock_region *res) | ||
539 | { | ||
540 | int i; | ||
541 | u64 rstart, rend; | ||
542 | |||
543 | rstart = res->base; | ||
544 | rend = rstart + res->size - 1; | ||
545 | |||
546 | for (i = 0; i < memblock.memory.cnt; i++) { | ||
547 | u64 start = memblock.memory.regions[i].base; | ||
548 | u64 end = start + memblock.memory.regions[i].size - 1; | ||
549 | |||
550 | if (start > rend) | ||
551 | return -1; | ||
552 | |||
553 | if ((end >= rstart) && (start < rend)) { | ||
554 | /* adjust the request */ | ||
555 | if (rstart < start) | ||
556 | rstart = start; | ||
557 | if (rend > end) | ||
558 | rend = end; | ||
559 | res->base = rstart; | ||
560 | res->size = rend - rstart + 1; | ||
561 | return 0; | ||
562 | } | ||
563 | } | ||
564 | return -1; | ||
565 | } | ||