mirror of
https://github.com/Ysurac/openmptcprouter.git
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31 lines
1,005 B
Diff
31 lines
1,005 B
Diff
From a9d98e9f7d84d7d66b02fdae9c37b19cd516c894 Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.com>
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Date: Tue, 21 Mar 2023 16:43:22 +0000
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Subject: [PATCH 632/726] Revert "hwrng: bcm2835 - use hwrng_msleep() instead
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of cpu_relax()"
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This reverts commit 96cb9d0554457086664d3bd10630b11193d863f1.
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See: https://github.com/raspberrypi/linux/issues/5390
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Signed-off-by: Phil Elwell <phil@raspberrypi.com>
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---
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drivers/char/hw_random/bcm2835-rng.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/char/hw_random/bcm2835-rng.c b/drivers/char/hw_random/bcm2835-rng.c
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index cd1713c2d058..f9a4a89e762b 100644
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--- a/drivers/char/hw_random/bcm2835-rng.c
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+++ b/drivers/char/hw_random/bcm2835-rng.c
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@@ -71,7 +71,7 @@ static int bcm2835_rng_read(struct hwrng *rng, void *buf, size_t max,
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while ((rng_readl(priv, RNG_STATUS) >> 24) == 0) {
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if (!wait)
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return 0;
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- hwrng_msleep(rng, 1000);
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+ cpu_relax();
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}
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num_words = rng_readl(priv, RNG_STATUS) >> 24;
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--
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2.33.1
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