Commit fb59e72e authored by Tejun Heo's avatar Tejun Heo

percpu: make pcpu_build_alloc_info() clear static buffers

pcpu_build_alloc_info() may be called multiple times when percpu is
falling back to different first chunk allocator.  Make it clear static
buffers so that they don't contain values from previous runs.
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent ffe0d5a5
......@@ -1347,6 +1347,10 @@ struct pcpu_alloc_info * __init pcpu_build_alloc_info(
struct pcpu_alloc_info *ai;
unsigned int *cpu_map;
/* this function may be called multiple times */
memset(group_map, 0, sizeof(group_map));
memset(group_cnt, 0, sizeof(group_map));
/*
* Determine min_unit_size, alloc_size and max_upa such that
* alloc_size is multiple of atom_size and is the smallest
......
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