Commit b693fffb189fbfe7e1e8317ce5838808be8666a0
1 parent
1e2b904026
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memblock: Remove memblock_find()
Nobody uses it anymore. It's semantics were ... weird Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Showing 2 changed files with 0 additions and 33 deletions Side-by-side Diff
include/linux/memblock.h
| ... | ... | @@ -60,7 +60,6 @@ |
| 60 | 60 | extern int memblock_is_region_memory(u64 base, u64 size); |
| 61 | 61 | extern int __init memblock_is_reserved(u64 addr); |
| 62 | 62 | extern int memblock_is_region_reserved(u64 base, u64 size); |
| 63 | -extern int memblock_find(struct memblock_region *res); | |
| 64 | 63 | |
| 65 | 64 | extern void memblock_dump_all(void); |
| 66 | 65 |
mm/memblock.c
| ... | ... | @@ -530,37 +530,4 @@ |
| 530 | 530 | { |
| 531 | 531 | return memblock_overlaps_region(&memblock.reserved, base, size) >= 0; |
| 532 | 532 | } |
| 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 | -} |