diff options
| author | Vladimir Murzin <vladimir.murzin@arm.com> | 2017-09-25 10:29:07 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@armlinux.org.uk> | 2017-09-28 11:13:05 +0100 |
| commit | b337e1c40d3ea2d6f09228c4ff203f006abc9095 (patch) | |
| tree | 240f7bd82507164a2c167ce3b9412b44609ef964 /arch/arm/mm/dma-mapping.c | |
| parent | acb624488df3073be4e6f3c0a86b155c40d63ab2 (diff) | |
ARM: 8698/1: dma-mapping: Mark atomic_pool as __ro_after_init
atomic_pool is setup once while init stage and never changed after
that, so it is good candidate for __ro_after_init.
Since we are here mark atomic_pool_size with __init_data.
Signed-off-by: Vladimir Murzin <vladimir.murzin@arm.com>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'arch/arm/mm/dma-mapping.c')
| -rw-r--r-- | arch/arm/mm/dma-mapping.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 785606e3783e..24519f4508b9 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -382,9 +382,9 @@ static void __dma_free_remap(void *cpu_addr, size_t size) } #define DEFAULT_DMA_COHERENT_POOL_SIZE SZ_256K -static struct gen_pool *atomic_pool; +static struct gen_pool *atomic_pool __ro_after_init; -static size_t atomic_pool_size = DEFAULT_DMA_COHERENT_POOL_SIZE; +static size_t atomic_pool_size __initdata = DEFAULT_DMA_COHERENT_POOL_SIZE; static int __init early_coherent_pool(char *p) { |