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[88.21.68.214]) by smtp.gmail.com with ESMTPSA id t202sm3475876wmt.20.2020.07.28.03.09.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 28 Jul 2020 03:09:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1595930970; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=BhUW9ESioUiSA1BxCHyRzLsoe5bVOy2Ifgl37qfIfW8=; b=M1NjIiBcjrot7DWhYtF7aKO/qSfinOA8LevBZzsPan0Mgj49Al0NeqNbtcZRx5QrmQBRXo dxBEVNer32uiZinbJIYLTo2uedbvtVL8CiJy75F9Ycvatp7nV6ZxvlQCrtlonk50acMBic T+JlF6CRHB5IF/gqOdbUotbhDRgTjfY= X-MC-Unique: U_OYnENiNLiJvY542YaO1A-1 X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=BhUW9ESioUiSA1BxCHyRzLsoe5bVOy2Ifgl37qfIfW8=; b=qa5cCIbYsO/Tza0tdrHIDZkAJ+TOMX40v6MYuSU4CxFwsq8JxsxFEn+GXMhMzJ/FYS Amg1nKT66er1xRmOD0Ijpp3aDkWNWxZYFueC0OG6yxx29rabiCI8549/3/BfRV5F7daj mpA4DjuBPe1Rw1KFfwKWiNRburwag4gdVYD9pU3eYZ1zMF9NItF04xNyKr/qZvm+Wshk NLg6Cjora74zBcT4AmhQxN9o4ko7wsiYYdQJaDZQKjQV9uZj/99HoSHroeDhZV+XHjM8 i+fsb203nVZR9e8azGRF100/S3/XOV9vMMo2LcuDZeLtdOLkQ2nquXNWLKvPpa0gRlvI LPZA== X-Gm-Message-State: AOAM530Yyoj2a9drq1/UqIewN45OxOBVZKmpytmJQcdWwW9+b1h8MEsk ncnum+s/JyCJKypXlAoEBTbnwGOIXGESCYEKF4C27vZePCStZUunhKWM6RQlDSXHHpsSIGxBRCL jf37naO0TRJyuvv4= X-Received: by 2002:a7b:cc12:: with SMTP id f18mr3138784wmh.129.1595930967308; Tue, 28 Jul 2020 03:09:27 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyBky3N1fiOwAUAbRDwFfDOzU+3zWFKcPh/zvwPQji/U4MbFglqtL0NILX0yFEK52pUUrByrA== X-Received: by 2002:a7b:cc12:: with SMTP id f18mr3138766wmh.129.1595930967114; Tue, 28 Jul 2020 03:09:27 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH-for-5.1] accel/xen: Fix xen_enabled() behavior on target-agnostic objects Date: Tue, 28 Jul 2020 12:09:25 +0200 Message-Id: <20200728100925.10454-1-philmd@redhat.com> X-Mailer: git-send-email 2.21.3 MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="utf-8"; text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=205.139.110.120; envelope-from=philmd@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/07/28 06:05:26 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -40 X-Spam_score: -4.1 X-Spam_bar: ---- X-Spam_report: (-4.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Stefano Stabellini , Paul Durrant , Paul Durrant , xen-devel@lists.xenproject.org, Anthony Perard , Paolo Bonzini , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) CONFIG_XEN is generated by configure and stored in "config-target.h", which is (obviously) only include for target-specific objects. This is a problem for target-agnostic objects as CONFIG_XEN is never defined and xen_enabled() is always inlined as 'false'. Fix by following the KVM schema, defining CONFIG_XEN_IS_POSSIBLE when we don't know to force the call of the non-inlined function, returning the xen_allowed boolean. Fixes: da278d58a092 ("accel: Move Xen accelerator code under accel/xen/") Reported-by: Paul Durrant Suggested-by: Peter Maydell Signed-off-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Anthony PERARD Tested-by: Paul Durrant --- include/sysemu/xen.h | 14 +++++++++++--- 1 file changed, 11 insertions(+), 3 deletions(-) diff --git a/include/sysemu/xen.h b/include/sysemu/xen.h index 1ca292715e..385a1fa2bf 100644 --- a/include/sysemu/xen.h +++ b/include/sysemu/xen.h @@ -8,7 +8,15 @@ #ifndef SYSEMU_XEN_H #define SYSEMU_XEN_H =20 -#ifdef CONFIG_XEN +#ifdef NEED_CPU_H +# ifdef CONFIG_XEN +# define CONFIG_XEN_IS_POSSIBLE +# endif +#else +# define CONFIG_XEN_IS_POSSIBLE +#endif + +#ifdef CONFIG_XEN_IS_POSSIBLE =20 bool xen_enabled(void); =20 @@ -18,7 +26,7 @@ void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, struct MemoryRegion *mr, Error **errp); #endif =20 -#else /* !CONFIG_XEN */ +#else /* !CONFIG_XEN_IS_POSSIBLE */ =20 #define xen_enabled() 0 #ifndef CONFIG_USER_ONLY @@ -33,6 +41,6 @@ static inline void xen_ram_alloc(ram_addr_t ram_addr, ram= _addr_t size, } #endif =20 -#endif /* CONFIG_XEN */ +#endif /* CONFIG_XEN_IS_POSSIBLE */ =20 #endif --=20 2.21.3