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| author | Alex Shi <alex.shi@linaro.org> | 2018-01-18 15:26:28 +0800 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2018-01-18 15:26:28 +0800 |
| commit | 2ba51c6d36ee1b43c1f898c6c48ddf3d33e9ab30 (patch) | |
| tree | ff3302dc45a91d7bfcaabd37bfa8fa391a954180 /lib/genalloc.c | |
| parent | 28610abf4a574c33ca70e3d7b0e523fdede488d1 (diff) | |
| parent | 90816cc1d4a1d23efe37b74866c6174dd5eab6b5 (diff) | |
Merge remote-tracking branch 'rt-stable/v4.9-rt' into linux-linaro-lsk-v4.9-rtlsk-v4.9-18.02-rt
Conflicts:
arch/arm64/mm/init.c
Diffstat (limited to 'lib/genalloc.c')
| -rw-r--r-- | lib/genalloc.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/lib/genalloc.c b/lib/genalloc.c index 144fe6b1a03e..ca06adc4f445 100644 --- a/lib/genalloc.c +++ b/lib/genalloc.c @@ -194,7 +194,7 @@ int gen_pool_add_virt(struct gen_pool *pool, unsigned long virt, phys_addr_t phy chunk->phys_addr = phys; chunk->start_addr = virt; chunk->end_addr = virt + size - 1; - atomic_set(&chunk->avail, size); + atomic_long_set(&chunk->avail, size); spin_lock(&pool->lock); list_add_rcu(&chunk->next_chunk, &pool->chunks); @@ -304,7 +304,7 @@ unsigned long gen_pool_alloc_algo(struct gen_pool *pool, size_t size, nbits = (size + (1UL << order) - 1) >> order; rcu_read_lock(); list_for_each_entry_rcu(chunk, &pool->chunks, next_chunk) { - if (size > atomic_read(&chunk->avail)) + if (size > atomic_long_read(&chunk->avail)) continue; start_bit = 0; @@ -324,7 +324,7 @@ retry: addr = chunk->start_addr + ((unsigned long)start_bit << order); size = nbits << order; - atomic_sub(size, &chunk->avail); + atomic_long_sub(size, &chunk->avail); break; } rcu_read_unlock(); @@ -390,7 +390,7 @@ void gen_pool_free(struct gen_pool *pool, unsigned long addr, size_t size) remain = bitmap_clear_ll(chunk->bits, start_bit, nbits); BUG_ON(remain); size = nbits << order; - atomic_add(size, &chunk->avail); + atomic_long_add(size, &chunk->avail); rcu_read_unlock(); return; } @@ -464,7 +464,7 @@ size_t gen_pool_avail(struct gen_pool *pool) rcu_read_lock(); list_for_each_entry_rcu(chunk, &pool->chunks, next_chunk) - avail += atomic_read(&chunk->avail); + avail += atomic_long_read(&chunk->avail); rcu_read_unlock(); return avail; } |