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irqchip/gic-v3-its: Limit memreserve cpuhp state lifetime

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The new memreserve cpuhp callback only needs to survive up until a point
where every CPU in the system has booted once. Beyond that, it becomes a
no-op and can be put in the bin.

Signed-off-by: Valentin Schneider <valentin.schneider@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20211027151506.2085066-4-valentin.schneider@arm.com
This commit is contained in:
Valentin Schneider
2021-10-27 16:15:06 +01:00
committed by Marc Zyngier
parent d23bc2bc1d
commit 835f442fdb
2 changed files with 17 additions and 0 deletions
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include/linux/irqchip/arm-gic-v3.h
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@@ -624,6 +624,7 @@ struct rdists {
u64 flags;
u32 gicd_typer;
u32 gicd_typer2;
int cpuhp_memreserve_state;
bool has_vlpis;
bool has_rvpeid;
bool has_direct_lpi;