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From: Janosch Frank <frankja@linux.ibm.com>
To: kvm@vger.kernel.org
Cc: linux-s390@vger.kernel.org, imbrenda@linux.ibm.com,
	david@redhat.com, thuth@redhat.com, cohuck@redhat.com
Subject: [kvm-unit-tests PATCH 2/4] s390x: lib: Introduce HPAGE_* constants
Date: Thu, 29 Jul 2021 13:48:01 +0000	[thread overview]
Message-ID: <20210729134803.183358-3-frankja@linux.ibm.com> (raw)
In-Reply-To: <20210729134803.183358-1-frankja@linux.ibm.com>

They come in handy when working with 1MB blocks/addresses.

Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
---
 lib/s390x/asm/page.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/s390x/asm/page.h b/lib/s390x/asm/page.h
index f130f936..2f4afd06 100644
--- a/lib/s390x/asm/page.h
+++ b/lib/s390x/asm/page.h
@@ -35,4 +35,8 @@ typedef struct { pteval_t pte; } pte_t;
 #define __pmd(x)	((pmd_t) { (x) } )
 #define __pte(x)	((pte_t) { (x) } )
 
+#define HPAGE_SHIFT		20
+#define HPAGE_SIZE		(_AC(1,UL) << HPAGE_SHIFT)
+#define HPAGE_MASK		(~(HPAGE_SIZE-1))
+
 #endif
-- 
2.30.2


  parent reply	other threads:[~2021-07-29 13:48 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-29 13:47 [kvm-unit-tests PATCH 0/4] s390x: SIE cleanup 2 Janosch Frank
2021-07-29 13:48 ` [kvm-unit-tests PATCH 1/4] s390x: sie: Add sie lib validity handling Janosch Frank
2021-07-29 14:11   ` Claudio Imbrenda
2021-07-29 14:33     ` Janosch Frank
2021-07-29 14:42       ` Claudio Imbrenda
2021-07-30 14:45   ` Thomas Huth
2021-08-03 13:47     ` Janosch Frank
2021-08-03 13:57   ` [kvm-unit-tests PATCH v2] " Janosch Frank
2021-08-03 14:47     ` Thomas Huth
2021-07-29 13:48 ` Janosch Frank [this message]
2021-07-29 14:11   ` [kvm-unit-tests PATCH 2/4] s390x: lib: Introduce HPAGE_* constants Claudio Imbrenda
2021-07-30 14:46   ` Thomas Huth
2021-07-29 13:48 ` [kvm-unit-tests PATCH 3/4] s390x: lib: sie: Add struct vm (de)initialization functions Janosch Frank
2021-07-29 14:21   ` Claudio Imbrenda
2021-07-29 14:32     ` Janosch Frank
2021-07-30 14:52   ` Thomas Huth
2021-07-29 13:48 ` [kvm-unit-tests PATCH 4/4] lib: s390x: sie: Move sie function into library Janosch Frank
2021-07-29 14:23   ` Claudio Imbrenda
2021-07-30 14:54   ` Thomas Huth

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