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From: Wei Liu <wei.liu2@citrix.com>
To: xen-devel@lists.xenproject.org
Cc: Stefano Stabellini <sstabellini@kernel.org>,
	Wei Liu <wei.liu2@citrix.com>,
	Andrew Cooper <andrew.cooper3@citrix.com>,
	xen-devel@lists.xen.org, Julien Grall <julien.grall@arm.com>,
	Jan Beulich <jbeulich@suse.com>
Subject: [PATCH for-4.7] arm: constify atomic_read parameter
Date: Wed, 15 Aug 2018 09:28:36 +0100	[thread overview]
Message-ID: <20180815082836.6046-1-wei.liu2@citrix.com> (raw)

ded2a37d63 added const to atomic_read. Do the same for Arm
counterpart.

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
---
Cc: Stefano Stabellini <sstabellini@kernel.org>
Cc: Julien Grall <julien.grall@arm.com>
Cc: Jan Beulich <jbeulich@suse.com>
Cc: Andrew Cooper <andrew.cooper3@citrix.com>

Breakage due to XSA-273 changes.
---
 xen/include/asm-arm/atomic.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/include/asm-arm/atomic.h b/xen/include/asm-arm/atomic.h
index 29ab265f00..de22fd55d7 100644
--- a/xen/include/asm-arm/atomic.h
+++ b/xen/include/asm-arm/atomic.h
@@ -110,7 +110,7 @@ typedef struct { int counter; } atomic_t;
  * strex/ldrex monitor on some implementations. The reason we can use it for
  * atomic_set() is the clrex or dummy strex done on every exception return.
  */
-static inline int atomic_read(atomic_t *v)
+static inline int atomic_read(const atomic_t *v)
 {
     return *(volatile int *)&v->counter;
 }
-- 
2.11.0


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             reply	other threads:[~2018-08-15  8:28 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-15  8:28 Wei Liu [this message]
2018-08-15  8:29 ` [PATCH for-4.7] arm: constify atomic_read parameter Andrew Cooper
2018-08-15  8:51   ` Julien Grall
2018-08-15  8:53     ` Wei Liu

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