From mboxrd@z Thu Jan 1 00:00:00 1970 From: Haozhong Zhang Subject: [RFC QEMU PATCH v4 04/10] nvdimm: do not intiailize nvdimm->label_data if label size is zero Date: Thu, 7 Dec 2017 18:18:06 +0800 Message-ID: <20171207101812.23602-5-haozhong.zhang@intel.com> References: <20171207101812.23602-1-haozhong.zhang@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from all-amaz-eas1.inumbo.com ([34.197.232.57]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eMtGP-0008TP-NP for xen-devel@lists.xenproject.org; Thu, 07 Dec 2017 10:18:45 +0000 In-Reply-To: <20171207101812.23602-1-haozhong.zhang@intel.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: qemu-devel@nongnu.org, xen-devel@lists.xenproject.org Cc: Haozhong Zhang , Stefano Stabellini , Xiao Guangrong , "Michael S. Tsirkin" , Igor Mammedov , Anthony Perard , Chao Peng , Dan Williams List-Id: xen-devel@lists.xenproject.org VGhlIG1lbW9yeSByZWdpb24gb2Ygdk5WRElNTSBvbiBYZW4gaXMgYSBSQU0gbWVtb3J5IHJlZ2lv biwgc28KbWVtb3J5X3JlZ2lvbl9nZXRfcmFtX3B0cigpIGNhbm5vdCBiZSB1c2VkIGluIG52ZGlt bV9yZWFsaXplKCkgdG8gZ2V0CmEgcG9pbnRlciB0byB0aGUgbGFiZWwgZGF0YSBhcmVhIGluIHRo YXQgcmVnaW9uLiBUbyBiZSB3b3JzZSwgaXQgbWF5CmFib3J0IFFFTVUuIEFzIFhlbiBjdXJyZW50 bHkgZG9lcyBub3Qgc3VwcG9ydCBsYWJlbHMgKGkuZS4gbGFiZWwgc2l6ZQppcyAwKSBhbmQgZXZl cnkgYWNjZXNzIGluIFFFTVUgdG8gbGFiZWxzIGlzIGxlZCBieSBhIGxhYmVsIHNpemUgY2hlY2ss CmxldCdzIG5vdCBpbnRpYWlsaXplIG52ZGltbS0+bGFiZWxfZGF0YSBpZiB0aGUgbGFiZWwgc2l6 ZSBpcyAwLgoKU2lnbmVkLW9mZi1ieTogSGFvemhvbmcgWmhhbmcgPGhhb3pob25nLnpoYW5nQGlu dGVsLmNvbT4KLS0tCkNjOiBYaWFvIEd1YW5ncm9uZyA8eGlhb2d1YW5ncm9uZy5lcmljQGdtYWls LmNvbT4KQ2M6ICJNaWNoYWVsIFMuIFRzaXJraW4iIDxtc3RAcmVkaGF0LmNvbT4KQ2M6IElnb3Ig TWFtbWVkb3YgPGltYW1tZWRvQHJlZGhhdC5jb20+Ci0tLQogaHcvbWVtL252ZGltbS5jIHwgMTAg KysrKysrKysrLQogMSBmaWxlIGNoYW5nZWQsIDkgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigt KQoKZGlmZiAtLWdpdCBhL2h3L21lbS9udmRpbW0uYyBiL2h3L21lbS9udmRpbW0uYwppbmRleCA5 NTJmY2U1ZWM4Li4zZTU4NTM4Yjk5IDEwMDY0NAotLS0gYS9ody9tZW0vbnZkaW1tLmMKKysrIGIv aHcvbWVtL252ZGltbS5jCkBAIC04Nyw3ICs4NywxNSBAQCBzdGF0aWMgdm9pZCBudmRpbW1fcmVh bGl6ZShQQ0RJTU1EZXZpY2UgKmRpbW0sIEVycm9yICoqZXJycCkKICAgICBhbGlnbiA9IG1lbW9y eV9yZWdpb25fZ2V0X2FsaWdubWVudChtcik7CiAKICAgICBwbWVtX3NpemUgPSBzaXplIC0gbnZk aW1tLT5sYWJlbF9zaXplOwotICAgIG52ZGltbS0+bGFiZWxfZGF0YSA9IG1lbW9yeV9yZWdpb25f Z2V0X3JhbV9wdHIobXIpICsgcG1lbV9zaXplOworICAgIC8qCisgICAgICogVGhlIG1lbW9yeSBy ZWdpb24gb2Ygdk5WRElNTSBvbiBYZW4gaXMgbm90IGEgUkFNIG1lbW9yeSByZWdpb24sCisgICAg ICogc28gbWVtb3J5X3JlZ2lvbl9nZXRfcmFtX3B0cigpIGJlbG93IHdpbGwgYWJvcnQgUUVNVS4g SW4KKyAgICAgKiBhZGRpdGlvbiB0aGF0IFhlbiBjdXJyZW50bHkgZG9lcyBub3Qgc3VwcG9ydCB2 TlZESU1NIGxhYmVscworICAgICAqIChpLmUuIGxhYmVsX3NpemUgaXMgemVybyBoZXJlKSwgbGV0 J3Mgbm90IGluaXRpYWxpemUgb2YgdGhlCisgICAgICogcG9pbnRlciB0byBsYWJlbCBkYXRhIGlm IHRoZSBsYWJlbCBzaXplIGlzIHplcm8uCisgICAgICovCisgICAgaWYgKG52ZGltbS0+bGFiZWxf c2l6ZSkKKyAgICAgICAgbnZkaW1tLT5sYWJlbF9kYXRhID0gbWVtb3J5X3JlZ2lvbl9nZXRfcmFt X3B0cihtcikgKyBwbWVtX3NpemU7CiAgICAgcG1lbV9zaXplID0gUUVNVV9BTElHTl9ET1dOKHBt ZW1fc2l6ZSwgYWxpZ24pOwogCiAgICAgaWYgKHNpemUgPD0gbnZkaW1tLT5sYWJlbF9zaXplIHx8 ICFwbWVtX3NpemUpIHsKLS0gCjIuMTUuMQoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3Rz LnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcvbWFpbG1hbi9saXN0 aW5mby94ZW4tZGV2ZWw=