From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael S. Tsirkin" Subject: [PATCH 3/6] virtio_console: free buffers after reset Date: Fri, 20 Apr 2018 21:18:02 +0300 Message-ID: <1524248223-393618-4-git-send-email-mst@redhat.com> References: <1524248223-393618-1-git-send-email-mst@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <1524248223-393618-1-git-send-email-mst@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: linux-kernel@vger.kernel.org Cc: Arnd Bergmann , Amit Shah , Greg Kroah-Hartman , stable@vger.kernel.org, virtualization@lists.linux-foundation.org, stable@kernel.org List-Id: virtualization@lists.linuxfoundation.org Q29uc29sZSBkcml2ZXIgaXMgb3V0IG9mIHNwZWMuIFRoZSBzcGVjIHNheXM6CglBIGRyaXZlciBN VVNUIE5PVCBkZWNyZW1lbnQgdGhlIGF2YWlsYWJsZSBpZHggb24gYSBsaXZlCgl2aXJ0cXVldWUg KGllLiB0aGVyZSBpcyBubyB3YXkgdG8g4oCcdW5leHBvc2XigJ0gYnVmZmVycykuCmFuZCBpdCBk b2VzIGV4YWN0bHkgdGhhdCBieSB0cnlpbmcgdG8gZGV0YWNoIHVudXNlZCBidWZmZXJzCndpdGhv dXQgZG9pbmcgYSBkZXZpY2UgcmVzZXQgZmlyc3QuCgpEZWZlciBkZXRhY2hpbmcgdGhlIGJ1ZmZl cnMgdW50aWwgZGV2aWNlIHVucGx1Zy4KCk9mIGNvdXJzZSB0aGlzIG1lYW5zIHdlIG1pZ2h0IGdl dCBhbiBpbnRlcnJ1cHQgZm9yCmEgdnEgd2l0aG91dCBhbiBhdHRhY2hlZCBwb3J0IG5vdy4gSGFu ZGxlIHRoYXQgYnkKZGlzY2FyZGluZyB0aGUgY29uc3VtZWQgYnVmZmVyLgoKUmVwb3J0ZWQtYnk6 IFRpd2VpIEJpZSA8dGl3ZWkuYmllQGludGVsLmNvbT4KRml4ZXM6IGIzMjU4ZmYxZDYgKCJ2aXJ0 aW86IERlY3JlbWVudCBhdmFpbCBpZHggb24gYnVmZmVyIGRldGFjaCIpCkNDOiBzdGFibGVAa2Vy bmVsLm9yZwpTaWduZWQtb2ZmLWJ5OiBNaWNoYWVsIFMuIFRzaXJraW4gPG1zdEByZWRoYXQuY29t PgotLS0KIGRyaXZlcnMvY2hhci92aXJ0aW9fY29uc29sZS5jIHwgNDkgKysrKysrKysrKysrKysr KysrKysrLS0tLS0tLS0tLS0tLS0tLS0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDI0IGluc2VydGlv bnMoKyksIDI1IGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvY2hhci92aXJ0aW9f Y29uc29sZS5jIGIvZHJpdmVycy9jaGFyL3ZpcnRpb19jb25zb2xlLmMKaW5kZXggM2U1NmYzMi4u MjZhNjZmZiAxMDA2NDQKLS0tIGEvZHJpdmVycy9jaGFyL3ZpcnRpb19jb25zb2xlLmMKKysrIGIv ZHJpdmVycy9jaGFyL3ZpcnRpb19jb25zb2xlLmMKQEAgLTE0MDIsNyArMTQwMiw2IEBAIHN0YXRp YyBpbnQgYWRkX3BvcnQoc3RydWN0IHBvcnRzX2RldmljZSAqcG9ydGRldiwgdTMyIGlkKQogewog CWNoYXIgZGVidWdmc19uYW1lWzE2XTsKIAlzdHJ1Y3QgcG9ydCAqcG9ydDsKLQlzdHJ1Y3QgcG9y dF9idWZmZXIgKmJ1ZjsKIAlkZXZfdCBkZXZ0OwogCXVuc2lnbmVkIGludCBucl9hZGRlZF9idWZz OwogCWludCBlcnI7CkBAIC0xNTEzLDggKzE1MTIsNiBAQCBzdGF0aWMgaW50IGFkZF9wb3J0KHN0 cnVjdCBwb3J0c19kZXZpY2UgKnBvcnRkZXYsIHUzMiBpZCkKIAlyZXR1cm4gMDsKIAogZnJlZV9p bmJ1ZnM6Ci0Jd2hpbGUgKChidWYgPSB2aXJ0cXVldWVfZGV0YWNoX3VudXNlZF9idWYocG9ydC0+ aW5fdnEpKSkKLQkJZnJlZV9idWYoYnVmLCB0cnVlKTsKIGZyZWVfZGV2aWNlOgogCWRldmljZV9k ZXN0cm95KHBkcnZkYXRhLmNsYXNzLCBwb3J0LT5kZXYtPmRldnQpOwogZnJlZV9jZGV2OgpAQCAt MTUzOSwzNCArMTUzNiwxNCBAQCBzdGF0aWMgdm9pZCByZW1vdmVfcG9ydChzdHJ1Y3Qga3JlZiAq a3JlZikKIAogc3RhdGljIHZvaWQgcmVtb3ZlX3BvcnRfZGF0YShzdHJ1Y3QgcG9ydCAqcG9ydCkK IHsKLQlzdHJ1Y3QgcG9ydF9idWZmZXIgKmJ1ZjsKLQogCXNwaW5fbG9ja19pcnEoJnBvcnQtPmlu YnVmX2xvY2spOwogCS8qIFJlbW92ZSB1bnVzZWQgZGF0YSB0aGlzIHBvcnQgbWlnaHQgaGF2ZSBy ZWNlaXZlZC4gKi8KIAlkaXNjYXJkX3BvcnRfZGF0YShwb3J0KTsKIAlzcGluX3VubG9ja19pcnEo JnBvcnQtPmluYnVmX2xvY2spOwogCi0JLyogUmVtb3ZlIGJ1ZmZlcnMgd2UgcXVldWVkIHVwIGZv ciB0aGUgSG9zdCB0byBzZW5kIHVzIGRhdGEgaW4uICovCi0JZG8gewotCQlzcGluX2xvY2tfaXJx KCZwb3J0LT5pbmJ1Zl9sb2NrKTsKLQkJYnVmID0gdmlydHF1ZXVlX2RldGFjaF91bnVzZWRfYnVm KHBvcnQtPmluX3ZxKTsKLQkJc3Bpbl91bmxvY2tfaXJxKCZwb3J0LT5pbmJ1Zl9sb2NrKTsKLQkJ aWYgKGJ1ZikKLQkJCWZyZWVfYnVmKGJ1ZiwgdHJ1ZSk7Ci0JfSB3aGlsZSAoYnVmKTsKLQogCXNw aW5fbG9ja19pcnEoJnBvcnQtPm91dHZxX2xvY2spOwogCXJlY2xhaW1fY29uc3VtZWRfYnVmZmVy cyhwb3J0KTsKIAlzcGluX3VubG9ja19pcnEoJnBvcnQtPm91dHZxX2xvY2spOwotCi0JLyogRnJl ZSBwZW5kaW5nIGJ1ZmZlcnMgZnJvbSB0aGUgb3V0LXF1ZXVlLiAqLwotCWRvIHsKLQkJc3Bpbl9s b2NrX2lycSgmcG9ydC0+b3V0dnFfbG9jayk7Ci0JCWJ1ZiA9IHZpcnRxdWV1ZV9kZXRhY2hfdW51 c2VkX2J1Zihwb3J0LT5vdXRfdnEpOwotCQlzcGluX3VubG9ja19pcnEoJnBvcnQtPm91dHZxX2xv Y2spOwotCQlpZiAoYnVmKQotCQkJZnJlZV9idWYoYnVmLCB0cnVlKTsKLQl9IHdoaWxlIChidWYp OwogfQogCiAvKgpAQCAtMTc5MSwxMyArMTc2OCwyNCBAQCBzdGF0aWMgdm9pZCBjb250cm9sX3dv cmtfaGFuZGxlcihzdHJ1Y3Qgd29ya19zdHJ1Y3QgKndvcmspCiAJc3Bpbl91bmxvY2soJnBvcnRk ZXYtPmNfaXZxX2xvY2spOwogfQogCitzdGF0aWMgdm9pZCBmbHVzaF9idWZzKHN0cnVjdCB2aXJ0 cXVldWUgKnZxLCBib29sIGNhbl9zbGVlcCkKK3sKKwlzdHJ1Y3QgcG9ydF9idWZmZXIgKmJ1ZjsK Kwl1bnNpZ25lZCBpbnQgbGVuOworCisJd2hpbGUgKChidWYgPSB2aXJ0cXVldWVfZ2V0X2J1Zih2 cSwgJmxlbikpKQorCQlmcmVlX2J1ZihidWYsIGNhbl9zbGVlcCk7Cit9CisKIHN0YXRpYyB2b2lk IG91dF9pbnRyKHN0cnVjdCB2aXJ0cXVldWUgKnZxKQogewogCXN0cnVjdCBwb3J0ICpwb3J0Owog CiAJcG9ydCA9IGZpbmRfcG9ydF9ieV92cSh2cS0+dmRldi0+cHJpdiwgdnEpOwotCWlmICghcG9y dCkKKwlpZiAoIXBvcnQpIHsKKwkJZmx1c2hfYnVmcyh2cSwgZmFsc2UpOwogCQlyZXR1cm47CisJ fQogCiAJd2FrZV91cF9pbnRlcnJ1cHRpYmxlKCZwb3J0LT53YWl0cXVldWUpOwogfQpAQCAtMTgw OCw4ICsxNzk2LDEwIEBAIHN0YXRpYyB2b2lkIGluX2ludHIoc3RydWN0IHZpcnRxdWV1ZSAqdnEp CiAJdW5zaWduZWQgbG9uZyBmbGFnczsKIAogCXBvcnQgPSBmaW5kX3BvcnRfYnlfdnEodnEtPnZk ZXYtPnByaXYsIHZxKTsKLQlpZiAoIXBvcnQpCisJaWYgKCFwb3J0KSB7CisJCWZsdXNoX2J1ZnMo dnEsIGZhbHNlKTsKIAkJcmV0dXJuOworCX0KIAogCXNwaW5fbG9ja19pcnFzYXZlKCZwb3J0LT5p bmJ1Zl9sb2NrLCBmbGFncyk7CiAJcG9ydC0+aW5idWYgPSBnZXRfaW5idWYocG9ydCk7CkBAIC0x OTg0LDYgKzE5NzQsMTUgQEAgc3RhdGljIGNvbnN0IHN0cnVjdCBmaWxlX29wZXJhdGlvbnMgcG9y dGRldl9mb3BzID0gewogCiBzdGF0aWMgdm9pZCByZW1vdmVfdnFzKHN0cnVjdCBwb3J0c19kZXZp Y2UgKnBvcnRkZXYpCiB7CisJc3RydWN0IHZpcnRxdWV1ZSAqdnE7CisKKwl2aXJ0aW9fZGV2aWNl X2Zvcl9lYWNoX3ZxKHBvcnRkZXYtPnZkZXYsIHZxKSB7CisJCXN0cnVjdCBwb3J0X2J1ZmZlciAq YnVmOworCisJCWZsdXNoX2J1ZnModnEsIHRydWUpOworCQl3aGlsZSAoKGJ1ZiA9IHZpcnRxdWV1 ZV9kZXRhY2hfdW51c2VkX2J1Zih2cSkpKQorCQkJZnJlZV9idWYoYnVmLCB0cnVlKTsKKwl9CiAJ cG9ydGRldi0+dmRldi0+Y29uZmlnLT5kZWxfdnFzKHBvcnRkZXYtPnZkZXYpOwogCWtmcmVlKHBv cnRkZXYtPmluX3Zxcyk7CiAJa2ZyZWUocG9ydGRldi0+b3V0X3Zxcyk7Ci0tIApNU1QKCl9fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClZpcnR1YWxpemF0aW9u IG1haWxpbmcgbGlzdApWaXJ0dWFsaXphdGlvbkBsaXN0cy5saW51eC1mb3VuZGF0aW9uLm9yZwpo dHRwczovL2xpc3RzLmxpbnV4Zm91bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby92aXJ0dWFs aXphdGlvbg==