In some kernels which is set convert_to_big to SRCU_SIZING_INIT, for use the init_srcu_struct*() to initialized srcu structure, the is_static parameters is always false, the memory allocation for srcu_sup structure's->node can use GFP_KERNEL flags.
Signed-off-by: Zqiang <[email protected]> --- kernel/rcu/srcutree.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/rcu/srcutree.c b/kernel/rcu/srcutree.c index ea3f128de06f..e4571b569752 100644 --- a/kernel/rcu/srcutree.c +++ b/kernel/rcu/srcutree.c @@ -262,7 +262,7 @@ static int init_srcu_struct_fields(struct srcu_struct *ssp, bool is_static) ssp->srcu_sup->srcu_gp_seq_needed_exp = SRCU_GP_SEQ_INITIAL_VAL; ssp->srcu_sup->srcu_last_gp_end = ktime_get_mono_fast_ns(); if (READ_ONCE(ssp->srcu_sup->srcu_size_state) == SRCU_SIZE_SMALL && SRCU_SIZING_IS_INIT()) { - if (!init_srcu_struct_nodes(ssp, GFP_ATOMIC)) + if (!init_srcu_struct_nodes(ssp, !is_static ? GFP_KERNEL : GFP_ATOMIC)) goto err_free_sda; WRITE_ONCE(ssp->srcu_sup->srcu_size_state, SRCU_SIZE_BIG); } -- 2.48.1
