Some devices may have over 1G memory on chip. In some cases, the nbytes may big then 4M which is the bounday of the memory buddy system. So use vzalloc_node() to allocate the bitmap.
Signed-off-by: Huang Shijie <[email protected]> --- lib/genalloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/genalloc.c b/lib/genalloc.c index 5deb25c40a5a..0d0ff9f0483f 100644 --- a/lib/genalloc.c +++ b/lib/genalloc.c @@ -187,7 +187,7 @@ int gen_pool_add_virt(struct gen_pool *pool, unsigned long virt, phys_addr_t phy int nbytes = sizeof(struct gen_pool_chunk) + BITS_TO_LONGS(nbits) * sizeof(long); - chunk = kzalloc_node(nbytes, GFP_KERNEL, nid); + chunk = vzalloc_node(nbytes, nid); if (unlikely(chunk == NULL)) return -ENOMEM; -- 2.17.1
