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Commit 2ac0fa7f authored by Liu Xiang's avatar Liu Xiang Committed by Greg Kroah-Hartman
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MIPS: irq: Allocate accurate order pages for irq stack



commit 72faa7a7 upstream.

The irq_pages is the number of pages for irq stack, but not the
order which is needed by __get_free_pages().
We can use get_order() to calculate the accurate order.

Signed-off-by: default avatarLiu Xiang <liu.xiang6@zte.com.cn>
Signed-off-by: default avatarPaul Burton <paul.burton@mips.com>
Fixes: fe8bd18f ("MIPS: Introduce irq_stack")
Cc: linux-mips@vger.kernel.org
Cc: stable@vger.kernel.org # v4.11+
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a8cc62bd
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