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banners=-,-,- X-VirusChecked: Checked Received: (qmail 37253 invoked from network); 14 Jul 2016 09:13:19 -0000 Received: from mx01.bbu.dsd.mx.bitdefender.com (HELO mx01.bbu.dsd.mx.bitdefender.com) (91.199.104.161) by server-4.tower-21.messagelabs.com with DHE-RSA-AES128-GCM-SHA256 encrypted SMTP; 14 Jul 2016 09:13:19 -0000 Received: (qmail 24509 invoked from network); 14 Jul 2016 12:13:18 +0300 Received: from unknown (HELO mx-sr.buh.bitdefender.com) (10.17.80.103) by mx01.bbu.dsd.mx.bitdefender.com with AES256-GCM-SHA384 encrypted SMTP; 14 Jul 2016 12:13:18 +0300 Received: from smtp02.buh.bitdefender.net (unknown [10.17.80.76]) by mx-sr.buh.bitdefender.com (Postfix) with ESMTP id 7908C7FC07 for ; Thu, 14 Jul 2016 12:13:18 +0300 (EEST) Received: (qmail 4755 invoked from network); 14 Jul 2016 12:13:18 +0300 Received: from unknown (HELO czuzu-dev-vm.clj.bitdefender.biz) (czuzu@bitdefender.com@91.199.104.243) by smtp02.buh.bitdefender.net with SMTP; 14 Jul 2016 12:13:18 +0300 From: Corneliu ZUZU To: xen-devel@lists.xen.org Date: Thu, 14 Jul 2016 12:13:10 +0300 Message-Id: <1468487590-12571-1-git-send-email-czuzu@bitdefender.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1468487370-12345-1-git-send-email-czuzu@bitdefender.com> References: <1468487370-12345-1-git-send-email-czuzu@bitdefender.com> X-BitDefender-Scanner: Clean, Agent: BitDefender qmail 3.1.6 on smtp02.buh.bitdefender.net, sigver: 7.66314 X-BitDefender-Spam: No (0) X-BitDefender-SpamStamp: Build: [Engines: 2.15.6.911, Dats: 426410, Stamp: 3], Multi: [Enabled, t: (0.000009, 0.002897)], BW: [Enabled, t: (0.000007,0.000002)], RBL DNSBL: [Disabled], APM: [Enabled, Score: 500, t: (0.003372), Flags: 85D2ED72; NN_NO_CONTENT_TYPE; NN_NO_LINK_NMD; NN_LEGIT_BITDEFENDER; NN_LEGIT_S_SQARE_BRACKETS; NN_LEGIT_MAILING_LIST_TO], SGN: [Enabled, t: (0.011466)], URL: [Enabled, t: (0.000008)], RTDA: [Enabled, t: (0.017700), Hit: No, Details: v2.3.10; Id: 2m1ghhv.1anh256ed.6dki], total: 0(775) X-BitDefender-CF-Stamp: none Cc: Andrew Cooper , Julien Grall , Stefano Stabellini , Jan Beulich Subject: [Xen-devel] [PATCH v3 5/8] fix: make atomic_read() param const X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP This wouldn't let me make a param of a function that used atomic_read() const. Signed-off-by: Corneliu ZUZU Reviewed-by: Andrew Cooper --- Changed since v2: --- xen/include/asm-arm/atomic.h | 2 +- xen/include/asm-x86/atomic.h | 2 +- xen/include/xen/atomic.h | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/xen/include/asm-arm/atomic.h b/xen/include/asm-arm/atomic.h index a79420a..78dad29 100644 --- a/xen/include/asm-arm/atomic.h +++ b/xen/include/asm-arm/atomic.h @@ -102,7 +102,7 @@ void __bad_atomic_size(void); * 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; } diff --git a/xen/include/asm-x86/atomic.h b/xen/include/asm-x86/atomic.h index 3e99b03..1729e29 100644 --- a/xen/include/asm-x86/atomic.h +++ b/xen/include/asm-x86/atomic.h @@ -80,7 +80,7 @@ void __bad_atomic_size(void); } \ }) -static inline int atomic_read(atomic_t *v) +static inline int atomic_read(const atomic_t *v) { return read_atomic(&v->counter); } diff --git a/xen/include/xen/atomic.h b/xen/include/xen/atomic.h index d072912..6827468 100644 --- a/xen/include/xen/atomic.h +++ b/xen/include/xen/atomic.h @@ -32,7 +32,7 @@ typedef struct { int counter; } atomic_t; * * Atomically reads the value of @v. */ -static inline int atomic_read(atomic_t *v); +static inline int atomic_read(const atomic_t *v); /** * _atomic_read - read atomic variable non-atomically