From: Ahmad Fatoum <a.fatoum@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH v2 2/4] fixup! ARM: cache-armv7: start invalidation from outer levels
Date: Thu, 25 Apr 2019 16:38:56 +0200 [thread overview]
Message-ID: <20190425143856.19917-1-a.fatoum@pengutronix.de> (raw)
In-Reply-To: <20190425143232.25405-3-a.fatoum@pengutronix.de>
---
arch/arm/cpu/cache-armv7.S | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/cpu/cache-armv7.S b/arch/arm/cpu/cache-armv7.S
index 21e189cda1d7..6a8aff8bb12c 100644
--- a/arch/arm/cpu/cache-armv7.S
+++ b/arch/arm/cpu/cache-armv7.S
@@ -130,7 +130,7 @@ inval_check:
cmp r12, #0
sub r12, r12, #2 @ decrement cache number
loop_end_check:
- dsb
+ dsb @ work-around Cortex-A7 erratum 814220
bgt loop1
finished:
ldmfd sp!, {r4-r11}
--
2.20.1
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next prev parent reply other threads:[~2019-04-25 14:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-25 14:32 [PATCH v2 0/4] ARM: mmu: misc armv7 cache/MMU fixes Ahmad Fatoum
2019-04-25 14:32 ` [PATCH v2 1/4] ARM: cache-armv7: work around Cortex-A7 erratum 814220 Ahmad Fatoum
2019-04-25 14:32 ` [PATCH v2 2/4] ARM: cache-armv7: start invalidation from outer levels Ahmad Fatoum
2019-04-25 14:38 ` Ahmad Fatoum [this message]
2019-04-25 14:32 ` [PATCH v2 3/4] ARM: mmu: remove doubly defined macro Ahmad Fatoum
2019-04-25 14:32 ` [PATCH v2 4/4] ARM: mmu: mark uncached regions as eXecute never on v7 Ahmad Fatoum
2019-04-29 6:59 ` [PATCH v2 0/4] ARM: mmu: misc armv7 cache/MMU fixes Sascha Hauer
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